{"title":"Return Pumps","description":"\u003cp\u003eChoose your return pump around the flow your aquarium needs after lift height and plumbing losses. Compare MANTIS Turbo Wi-Fi and OCTO VarioS return pumps, then review specifications and installation requirements on each product page.\u003c\/p\u003e\u003cnav aria-label=\"Browse return pumps by brand\"\u003e\u003ca href=\"\/collections\/return-pumps\" style=\"display:inline-block;padding:10px 16px;margin:4px 6px 4px 0;background-color:#FFFFFF !important;border:1px solid #D9DDE1;border-radius:4px;color:#123B5D !important;-webkit-text-fill-color:#123B5D;font-weight:600;text-decoration:none;font-size:14px;opacity:1;\"\u003eAll return pumps\u003c\/a\u003e\u003ca href=\"\/collections\/return-pumps\/mantis\" style=\"display:inline-block;padding:10px 16px;margin:4px 6px 4px 0;background-color:#FFFFFF !important;border:1px solid #D9DDE1;border-radius:4px;color:#123B5D !important;-webkit-text-fill-color:#123B5D;font-weight:600;text-decoration:none;font-size:14px;opacity:1;\"\u003eMANTIS\u003c\/a\u003e\u003ca href=\"\/collections\/return-pumps\/octo\" style=\"display:inline-block;padding:10px 16px;margin:4px 6px 4px 0;background-color:#FFFFFF !important;border:1px solid #D9DDE1;border-radius:4px;color:#123B5D !important;-webkit-text-fill-color:#123B5D;font-weight:600;text-decoration:none;font-size:14px;opacity:1;\"\u003eOCTO\u003c\/a\u003e\u003c\/nav\u003e\u003cp\u003e\u003cstrong\u003eMANTIS Turbo preorders:\u003c\/strong\u003e Expected shipping in mid-December 2026, after arrival. OCTO availability is shown separately on each product page.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/pumps-flow\"\u003eAll Pumps \u0026amp; Flow\u003c\/a\u003e · \u003ca href=\"\/pages\/aquarium-pumps-flow-guide\"\u003ePlan your aquarium flow\u003c\/a\u003e · \u003ca href=\"\/pages\/contact\"\u003eAsk François Neo about your return plumbing\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"mantis-turbo-1500-dc-return-pump","title":"PREORDER — MANTIS Turbo 1500 Wi-Fi DC Return Pump","description":"\u003cdiv style=\"padding:18px;border:1px solid #C6A15B;background:#FAF7F0;margin-bottom:24px;\"\u003e\n\u003cp\u003e\u003cstrong\u003ePREORDER — Expected shipping in mid-December 2026\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePart of our incoming MANTIS range. Shipping will begin after the products arrive, around the opening of AquaStudio Lexington. Timing is estimated and may change.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eMANTIS Turbo 1500 — Plan your return flow around the system\u003c\/h2\u003e\u003cp\u003eThe Turbo 1500 is a Wi-Fi DC return-pump option for moving water from the sump back to the aquarium. Its published maximum flow is 1,500 L\/h, approximately 396 US GPH.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s recommendation\u003c\/h3\u003e\u003cp\u003eI recommend choosing a return pump around the flow you need after the water has travelled through your actual plumbing. Start with the lift height, pipe diameter, bends and any equipment on the return line. The largest number on the pump is not the flow you should expect at the aquarium.\u003c\/p\u003e\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eTurbo 1500 Wi-Fi — MTT1500W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum flow\u003c\/th\u003e\n\u003ctd\u003e1,500 L\/h \/ approx. 396 US GPH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum head\u003c\/th\u003e\n\u003ctd\u003e2 m \/ approx. 6.6 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePublished power range\u003c\/th\u003e\n\u003ctd\u003e3–10 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e124 × 58 × 79 mm \/ approx. 4.88 × 2.28 × 3.11 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMotor\u003c\/th\u003e\n\u003ctd\u003e9-slot \/ 6-pole DC motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl\u003c\/th\u003e\n\u003ctd\u003eMANTIS app for iOS \/ Android + LED controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003ctd\u003eSubmerged or external, following the supplied instructions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003csmall\u003ePublished dimensions are listed by the authorised MANTIS distributor. Allow additional clearance for fittings, tubing and maintenance.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eWi-Fi control and feed modes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdjust operation through the MANTIS app on iOS or Android.\u003c\/li\u003e\n\u003cli\u003eLED controller for local adjustment.\u003c\/li\u003e\n\u003cli\u003eThree built-in feed timers.\u003c\/li\u003e\n\u003cli\u003eA selection of outlet nozzles is supplied; check the fittings against your plumbing before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the \u003ca href=\"https:\/\/mantisaquarium.com\/app-download\/\" target=\"_blank\" rel=\"noopener\"\u003eofficial MANTIS app setup guide\u003c\/a\u003e for pairing. MANTIS specifies a non-5 GHz Wi-Fi network for setup; follow the controller instructions supplied with your pump.\u003c\/p\u003e\u003ch3\u003eCompare the four incoming Turbo Wi-Fi models\u003c\/h3\u003e\u003cp\u003eThis chart compares published maximum ratings and power ranges. It is not a flow-versus-head performance curve.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/MANTIS-Turbo-WiFi-Comparison.png?v=1794015115\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/MANTIS-Turbo-WiFi-Comparison.png?v=1794015115\" alt=\"MANTIS Turbo Wi-Fi 1500, 3500, 6500 and 13000: published maximum flow, maximum head and power ranges. Separate maximum ratings, not head-flow curves.\" width=\"1760\" height=\"2400\" loading=\"lazy\" style=\"display:block;width:100%;max-width:100%;height:auto;border-radius:8px;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eTap the chart to enlarge it. Maximum flow and maximum head are separate operating limits; they are not achieved together.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eUnderstanding the flow rating\u003c\/h3\u003e\u003cp\u003eMaximum flow and maximum head describe different operating points. Maximum flow is a low-head reference; useful flow falls as head pressure and plumbing losses rise. Do not treat the maximum head as the height at which the pump will still deliver its maximum flow.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s installation checklist\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePlan for lift height and losses through pipework, bends, valves and any manifold-fed equipment.\u003c\/li\u003e\n\u003cli\u003eCheck that the overflow and drain can safely handle the selected return flow.\u003c\/li\u003e\n\u003cli\u003eLeave access to remove the pump and clean the inlet and impeller.\u003c\/li\u003e\n\u003cli\u003eKeep the controller, power supply and electrical connectors dry and ventilated.\u003c\/li\u003e\n\u003cli\u003eAfter installation, test both a power-off drain-down and restart to confirm the sump has sufficient spare capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eReturn flow connects the sump and display. Plan the additional circulation required by your corals separately.\u003c\/p\u003e\u003ch3\u003eChoosing the right size\u003c\/h3\u003e\u003cp\u003eDo not select this pump by aquarium volume alone. Share your lift height, pipe diameter, return layout and target flow with us so we can help you assess the installation. A model-specific head\/flow curve is required to estimate delivery at a particular head; the maximum ratings alone cannot provide that figure.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/return-pumps\"\u003eCompare return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/mantis\"\u003eExplore MANTIS\u003c\/a\u003e · \u003ca href=\"\/pages\/contact\"\u003eAsk François Neo about your return plumbing\u003c\/a\u003e\u003c\/p\u003e","brand":"MANTIS","offers":[{"title":"Default Title","offer_id":68391884914911,"sku":null,"price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/Mantisturbo_2.png?v=1794014584"},{"product_id":"mantis-turbo-3500-dc-return-pump","title":"PREORDER — MANTIS Turbo 3500 Wi-Fi DC Return Pump","description":"\u003cdiv style=\"padding:18px;border:1px solid #C6A15B;background:#FAF7F0;margin-bottom:24px;\"\u003e\n\u003cp\u003e\u003cstrong\u003ePREORDER — Expected shipping in mid-December 2026\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePart of our incoming MANTIS range. Shipping will begin after the products arrive, around the opening of AquaStudio Lexington. Timing is estimated and may change.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eMANTIS Turbo 3500 — Plan your return flow around the system\u003c\/h2\u003e\u003cp\u003eThe Turbo 3500 is a Wi-Fi DC return-pump option for moving water from the sump back to the aquarium. Its published maximum flow is 3,500 L\/h, approximately 925 US GPH.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s recommendation\u003c\/h3\u003e\u003cp\u003eI recommend choosing a return pump around the flow you need after the water has travelled through your actual plumbing. Start with the lift height, pipe diameter, bends and any equipment on the return line. The largest number on the pump is not the flow you should expect at the aquarium.\u003c\/p\u003e\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eTurbo 3500 Wi-Fi — MTT3500W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum flow\u003c\/th\u003e\n\u003ctd\u003e3,500 L\/h \/ approx. 925 US GPH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum head\u003c\/th\u003e\n\u003ctd\u003e3.5 m \/ approx. 11.5 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePublished power range\u003c\/th\u003e\n\u003ctd\u003e5–20 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e124 × 58 × 79 mm \/ approx. 4.88 × 2.28 × 3.11 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMotor\u003c\/th\u003e\n\u003ctd\u003e9-slot \/ 6-pole DC motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl\u003c\/th\u003e\n\u003ctd\u003eMANTIS app for iOS \/ Android + LED controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003ctd\u003eSubmerged or external, following the supplied instructions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003csmall\u003ePublished dimensions are listed by the authorised MANTIS distributor. Allow additional clearance for fittings, tubing and maintenance.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eWi-Fi control and feed modes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdjust operation through the MANTIS app on iOS or Android.\u003c\/li\u003e\n\u003cli\u003eLED controller for local adjustment.\u003c\/li\u003e\n\u003cli\u003eThree built-in feed timers.\u003c\/li\u003e\n\u003cli\u003eA selection of outlet nozzles is supplied; check the fittings against your plumbing before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the \u003ca href=\"https:\/\/mantisaquarium.com\/app-download\/\" target=\"_blank\" rel=\"noopener\"\u003eofficial MANTIS app setup guide\u003c\/a\u003e for pairing. MANTIS specifies a non-5 GHz Wi-Fi network for setup; follow the controller instructions supplied with your pump.\u003c\/p\u003e\u003ch3\u003eCompare the four incoming Turbo Wi-Fi models\u003c\/h3\u003e\u003cp\u003eThis chart compares published maximum ratings and power ranges. It is not a flow-versus-head performance curve.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/MANTIS-Turbo-WiFi-Comparison.png?v=1794015115\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/MANTIS-Turbo-WiFi-Comparison.png?v=1794015115\" alt=\"MANTIS Turbo Wi-Fi 1500, 3500, 6500 and 13000: published maximum flow, maximum head and power ranges. Separate maximum ratings, not head-flow curves.\" width=\"1760\" height=\"2400\" loading=\"lazy\" style=\"display:block;width:100%;max-width:100%;height:auto;border-radius:8px;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eTap the chart to enlarge it. Maximum flow and maximum head are separate operating limits; they are not achieved together.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eUnderstanding the flow rating\u003c\/h3\u003e\u003cp\u003eMaximum flow and maximum head describe different operating points. Maximum flow is a low-head reference; useful flow falls as head pressure and plumbing losses rise. Do not treat the maximum head as the height at which the pump will still deliver its maximum flow.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s installation checklist\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePlan for lift height and losses through pipework, bends, valves and any manifold-fed equipment.\u003c\/li\u003e\n\u003cli\u003eCheck that the overflow and drain can safely handle the selected return flow.\u003c\/li\u003e\n\u003cli\u003eLeave access to remove the pump and clean the inlet and impeller.\u003c\/li\u003e\n\u003cli\u003eKeep the controller, power supply and electrical connectors dry and ventilated.\u003c\/li\u003e\n\u003cli\u003eAfter installation, test both a power-off drain-down and restart to confirm the sump has sufficient spare capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eReturn flow connects the sump and display. Plan the additional circulation required by your corals separately.\u003c\/p\u003e\u003ch3\u003eChoosing the right size\u003c\/h3\u003e\u003cp\u003eDo not select this pump by aquarium volume alone. Share your lift height, pipe diameter, return layout and target flow with us so we can help you assess the installation. A model-specific head\/flow curve is required to estimate delivery at a particular head; the maximum ratings alone cannot provide that figure.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/return-pumps\"\u003eCompare return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/mantis\"\u003eExplore MANTIS\u003c\/a\u003e · \u003ca href=\"\/pages\/contact\"\u003eAsk François Neo about your return plumbing\u003c\/a\u003e\u003c\/p\u003e","brand":"MANTIS","offers":[{"title":"Default Title","offer_id":68391884947679,"sku":null,"price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/Mantisturbo_2.png?v=1794014584"},{"product_id":"mantis-turbo-6500-dc-return-pump","title":"PREORDER — MANTIS Turbo 6500 Wi-Fi DC Return Pump","description":"\u003cdiv style=\"padding:18px;border:1px solid #C6A15B;background:#FAF7F0;margin-bottom:24px;\"\u003e\n\u003cp\u003e\u003cstrong\u003ePREORDER — Expected shipping in mid-December 2026\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePart of our incoming MANTIS range. Shipping will begin after the products arrive, around the opening of AquaStudio Lexington. Timing is estimated and may change.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eMANTIS Turbo 6500 — Plan your return flow around the system\u003c\/h2\u003e\u003cp\u003eThe Turbo 6500 is a Wi-Fi DC return-pump option for moving water from the sump back to the aquarium. Its published maximum flow is 6,500 L\/h, approximately 1,717 US GPH.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s recommendation\u003c\/h3\u003e\u003cp\u003eI recommend choosing a return pump around the flow you need after the water has travelled through your actual plumbing. Start with the lift height, pipe diameter, bends and any equipment on the return line. The largest number on the pump is not the flow you should expect at the aquarium.\u003c\/p\u003e\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eTurbo 6500 Wi-Fi — MTT6500W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum flow\u003c\/th\u003e\n\u003ctd\u003e6,500 L\/h \/ approx. 1,717 US GPH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum head\u003c\/th\u003e\n\u003ctd\u003e5 m \/ approx. 16.4 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePublished power range\u003c\/th\u003e\n\u003ctd\u003e20–35 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e203 × 99 × 191 mm \/ approx. 7.99 × 3.90 × 7.52 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMotor\u003c\/th\u003e\n\u003ctd\u003e9-slot \/ 6-pole DC motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl\u003c\/th\u003e\n\u003ctd\u003eMANTIS app for iOS \/ Android + LED controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003ctd\u003eSubmerged or external, following the supplied instructions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003csmall\u003ePublished dimensions are listed by the authorised MANTIS distributor. Allow additional clearance for fittings, tubing and maintenance.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eWi-Fi control and feed modes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdjust operation through the MANTIS app on iOS or Android.\u003c\/li\u003e\n\u003cli\u003eLED controller for local adjustment.\u003c\/li\u003e\n\u003cli\u003eThree built-in feed timers.\u003c\/li\u003e\n\u003cli\u003eA selection of outlet nozzles is supplied; check the fittings against your plumbing before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the \u003ca href=\"https:\/\/mantisaquarium.com\/app-download\/\" target=\"_blank\" rel=\"noopener\"\u003eofficial MANTIS app setup guide\u003c\/a\u003e for pairing. MANTIS specifies a non-5 GHz Wi-Fi network for setup; follow the controller instructions supplied with your pump.\u003c\/p\u003e\u003ch3\u003eCompare the four incoming Turbo Wi-Fi models\u003c\/h3\u003e\u003cp\u003eThis chart compares published maximum ratings and power ranges. It is not a flow-versus-head performance curve.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/MANTIS-Turbo-WiFi-Comparison.png?v=1794015115\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/MANTIS-Turbo-WiFi-Comparison.png?v=1794015115\" alt=\"MANTIS Turbo Wi-Fi 1500, 3500, 6500 and 13000: published maximum flow, maximum head and power ranges. Separate maximum ratings, not head-flow curves.\" width=\"1760\" height=\"2400\" loading=\"lazy\" style=\"display:block;width:100%;max-width:100%;height:auto;border-radius:8px;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eTap the chart to enlarge it. Maximum flow and maximum head are separate operating limits; they are not achieved together.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eUnderstanding the flow rating\u003c\/h3\u003e\u003cp\u003eMaximum flow and maximum head describe different operating points. Maximum flow is a low-head reference; useful flow falls as head pressure and plumbing losses rise. Do not treat the maximum head as the height at which the pump will still deliver its maximum flow.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s installation checklist\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePlan for lift height and losses through pipework, bends, valves and any manifold-fed equipment.\u003c\/li\u003e\n\u003cli\u003eCheck that the overflow and drain can safely handle the selected return flow.\u003c\/li\u003e\n\u003cli\u003eLeave access to remove the pump and clean the inlet and impeller.\u003c\/li\u003e\n\u003cli\u003eKeep the controller, power supply and electrical connectors dry and ventilated.\u003c\/li\u003e\n\u003cli\u003eAfter installation, test both a power-off drain-down and restart to confirm the sump has sufficient spare capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eReturn flow connects the sump and display. Plan the additional circulation required by your corals separately.\u003c\/p\u003e\u003ch3\u003eChoosing the right size\u003c\/h3\u003e\u003cp\u003eDo not select this pump by aquarium volume alone. Share your lift height, pipe diameter, return layout and target flow with us so we can help you assess the installation. A model-specific head\/flow curve is required to estimate delivery at a particular head; the maximum ratings alone cannot provide that figure.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/return-pumps\"\u003eCompare return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/mantis\"\u003eExplore MANTIS\u003c\/a\u003e · \u003ca href=\"\/pages\/contact\"\u003eAsk François Neo about your return plumbing\u003c\/a\u003e\u003c\/p\u003e","brand":"MANTIS","offers":[{"title":"Default Title","offer_id":68391884980447,"sku":null,"price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/Mantisturbo.png?v=1794014583"},{"product_id":"mantis-turbo-13000-dc-return-pump","title":"PREORDER — MANTIS Turbo 13000 Wi-Fi DC Return Pump","description":"\u003cdiv style=\"padding:18px;border:1px solid #C6A15B;background:#FAF7F0;margin-bottom:24px;\"\u003e\n\u003cp\u003e\u003cstrong\u003ePREORDER — Expected shipping in mid-December 2026\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePart of our incoming MANTIS range. Shipping will begin after the products arrive, around the opening of AquaStudio Lexington. Timing is estimated and may change.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eMANTIS Turbo 13000 — Plan your return flow around the system\u003c\/h2\u003e\u003cp\u003eThe Turbo 13000 is a Wi-Fi DC return-pump option for moving water from the sump back to the aquarium. Its published maximum flow is 13,000 L\/h, approximately 3,434 US GPH.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s recommendation\u003c\/h3\u003e\u003cp\u003eI recommend choosing a return pump around the flow you need after the water has travelled through your actual plumbing. Start with the lift height, pipe diameter, bends and any equipment on the return line. The largest number on the pump is not the flow you should expect at the aquarium.\u003c\/p\u003e\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eTurbo 13000 Wi-Fi — MTT13000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum flow\u003c\/th\u003e\n\u003ctd\u003e13,000 L\/h \/ approx. 3,434 US GPH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum head\u003c\/th\u003e\n\u003ctd\u003e7.5 m \/ approx. 24.6 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePublished power range\u003c\/th\u003e\n\u003ctd\u003e20–80 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e202 × 89 × 124 mm \/ approx. 7.95 × 3.50 × 4.88 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMotor\u003c\/th\u003e\n\u003ctd\u003e9-slot \/ 6-pole DC motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl\u003c\/th\u003e\n\u003ctd\u003eMANTIS app for iOS \/ Android + LED controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003ctd\u003eSubmerged or external, following the supplied instructions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003csmall\u003ePublished dimensions are listed by the authorised MANTIS distributor. Allow additional clearance for fittings, tubing and maintenance.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eWi-Fi control and feed modes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdjust operation through the MANTIS app on iOS or Android.\u003c\/li\u003e\n\u003cli\u003eLED controller for local adjustment.\u003c\/li\u003e\n\u003cli\u003eThree built-in feed timers.\u003c\/li\u003e\n\u003cli\u003eA selection of outlet nozzles is supplied; check the fittings against your plumbing before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the \u003ca href=\"https:\/\/mantisaquarium.com\/app-download\/\" target=\"_blank\" rel=\"noopener\"\u003eofficial MANTIS app setup guide\u003c\/a\u003e for pairing. MANTIS specifies a non-5 GHz Wi-Fi network for setup; follow the controller instructions supplied with your pump.\u003c\/p\u003e\u003ch3\u003eCompare the four incoming Turbo Wi-Fi models\u003c\/h3\u003e\u003cp\u003eThis chart compares published maximum ratings and power ranges. It is not a flow-versus-head performance curve.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/MANTIS-Turbo-WiFi-Comparison.png?v=1794015115\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/MANTIS-Turbo-WiFi-Comparison.png?v=1794015115\" alt=\"MANTIS Turbo Wi-Fi 1500, 3500, 6500 and 13000: published maximum flow, maximum head and power ranges. Separate maximum ratings, not head-flow curves.\" width=\"1760\" height=\"2400\" loading=\"lazy\" style=\"display:block;width:100%;max-width:100%;height:auto;border-radius:8px;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003eTap the chart to enlarge it. Maximum flow and maximum head are separate operating limits; they are not achieved together.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eUnderstanding the flow rating\u003c\/h3\u003e\u003cp\u003eMaximum flow and maximum head describe different operating points. Maximum flow is a low-head reference; useful flow falls as head pressure and plumbing losses rise. Do not treat the maximum head as the height at which the pump will still deliver its maximum flow.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s installation checklist\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePlan for lift height and losses through pipework, bends, valves and any manifold-fed equipment.\u003c\/li\u003e\n\u003cli\u003eCheck that the overflow and drain can safely handle the selected return flow.\u003c\/li\u003e\n\u003cli\u003eLeave access to remove the pump and clean the inlet and impeller.\u003c\/li\u003e\n\u003cli\u003eKeep the controller, power supply and electrical connectors dry and ventilated.\u003c\/li\u003e\n\u003cli\u003eAfter installation, test both a power-off drain-down and restart to confirm the sump has sufficient spare capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eReturn flow connects the sump and display. Plan the additional circulation required by your corals separately.\u003c\/p\u003e\u003ch3\u003eChoosing the right size\u003c\/h3\u003e\u003cp\u003eDo not select this pump by aquarium volume alone. Share your lift height, pipe diameter, return layout and target flow with us so we can help you assess the installation. A model-specific head\/flow curve is required to estimate delivery at a particular head; the maximum ratings alone cannot provide that figure.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/return-pumps\"\u003eCompare return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/mantis\"\u003eExplore MANTIS\u003c\/a\u003e · \u003ca href=\"\/pages\/contact\"\u003eAsk François Neo about your return plumbing\u003c\/a\u003e\u003c\/p\u003e","brand":"MANTIS","offers":[{"title":"Default Title","offer_id":68391885013215,"sku":null,"price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/Mantisturbo.png?v=1794014583"},{"product_id":"octo-varios-2-dc-return-pump","title":"OCTO VarioS 2 DC Return Pump","description":"\u003ch2\u003eOCTO VarioS 2 — Controllable return flow for your aquarium\u003c\/h2\u003e\u003cp\u003eThe VarioS 2 is a variable-speed DC pump for sump returns and circulation circuits. Suitable for marine and freshwater use, with submerged or external installation following the supplied instructions.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s recommendation\u003c\/h3\u003e\u003cp\u003eI choose a return pump by the flow it can deliver through the actual installation. Include lift height, pipe diameter, bends and manifold outlets in the calculation, then check the pump curve. Keep sump turnover separate from the circulation your corals need inside the display.\u003c\/p\u003e\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ SKU\u003c\/th\u003e\n\u003ctd\u003eVarioS 2 \/ VARIOS-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer maximum flow\u003c\/th\u003e\n\u003ctd\u003e3,000 L\/h \/ 792 GPH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer maximum head\u003c\/th\u003e\n\u003ctd\u003e4 m \/ approx. 13.1 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum power\u003c\/th\u003e\n\u003ctd\u003e25 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePump operating voltage\u003c\/th\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation \/ water type\u003c\/th\u003e\n\u003ctd\u003eInternal or external \/ freshwater or marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer connection designations\u003c\/th\u003e\n\u003ctd\u003eInlet 1 in; outlet 1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003csmall\u003eRatings follow the Reef Octopus manufacturer technical table. Check the supplied US fittings before cutting pipe; regional adapters and published ratings may differ. Maximum flow and maximum head describe separate operating points.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eControl and construction\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eController with five selectable speed settings.\u003c\/li\u003e\n\u003cli\u003e15- or 60-minute feed pause.\u003c\/li\u003e\n\u003cli\u003e0–10 V input for compatible external aquarium control.\u003c\/li\u003e\n\u003cli\u003eCeramic shaft and bearings; adjustable outlet orientation.\u003c\/li\u003e\n\u003cli\u003eFloat switch and mounting hardware included.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCheck the required interface cable and controller compatibility before planning an automated installation.\u003c\/p\u003e\u003ch3\u003eWhat comes with the pump\u003c\/h3\u003e\u003cp\u003ePump, controller, power supply, mounting hardware and plumbing connections. The standard package also includes a float switch, intake screen and hose-barb adapter.\u003c\/p\u003e\u003ch3\u003eInstallation considerations\u003c\/h3\u003e\u003cp\u003eThe VarioS 2 is not pressure-rated. Reef Octopus excludes floor-to-floor pumping and applications such as Beckett or downdraft skimmer feeds requiring sustained pressure. Allow room for fittings, removal and impeller cleaning. Keep the controller and power supply dry, and test both drain-down and restart after installation.\u003c\/p\u003e\u003ch3\u003eTechnical documents\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.coralvue.com\/shop\/1041-octo-varios-2-controllable-return-pump\/document\/19\" target=\"_blank\" rel=\"noopener\"\u003eOfficial VarioS 2 specification sheet and performance diagrams (PDF)\u003c\/a\u003e · \u003ca href=\"https:\/\/reefoctopus.com\/product\/rodc-pumps-varios\/\" target=\"_blank\" rel=\"noopener\"\u003eManufacturer specifications\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/return-pumps\"\u003eCompare return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/return-pumps\/octo\"\u003eOCTO return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/octo\"\u003eExplore OCTO\u003c\/a\u003e · \u003ca href=\"\/pages\/contact\"\u003eAsk François Neo about your return plumbing\u003c\/a\u003e\u003c\/p\u003e","brand":"OCTO","offers":[{"title":"Default Title","offer_id":68391911686367,"sku":"VARIOS-2","price":311.84,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/Octo_Vario.png?v=1794016952"},{"product_id":"octo-varios-4-dc-return-pump","title":"OCTO VarioS 4 DC Return Pump","description":"\u003ch2\u003eOCTO VarioS 4 — Controllable return flow for your aquarium\u003c\/h2\u003e\u003cp\u003eThe VarioS 4 is a variable-speed DC pump for sump returns and circulation circuits. Suitable for marine and freshwater use, with submerged or external installation following the supplied instructions.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s recommendation\u003c\/h3\u003e\u003cp\u003eI choose a return pump by the flow it can deliver through the actual installation. Include lift height, pipe diameter, bends and manifold outlets in the calculation, then check the pump curve. Keep sump turnover separate from the circulation your corals need inside the display.\u003c\/p\u003e\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ SKU\u003c\/th\u003e\n\u003ctd\u003eVarioS 4 \/ VARIOS-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer maximum flow\u003c\/th\u003e\n\u003ctd\u003e4,000 L\/h \/ 1,056 GPH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer maximum head\u003c\/th\u003e\n\u003ctd\u003e4.5 m \/ approx. 14.8 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum power\u003c\/th\u003e\n\u003ctd\u003e40 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePump operating voltage\u003c\/th\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation \/ water type\u003c\/th\u003e\n\u003ctd\u003eInternal or external \/ freshwater or marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer connection designations\u003c\/th\u003e\n\u003ctd\u003eInlet 1¼ in; outlet 1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003csmall\u003eRatings follow the Reef Octopus manufacturer technical table. Check the supplied US fittings before cutting pipe; regional adapters and published ratings may differ. Maximum flow and maximum head describe separate operating points.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eControl and construction\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eController with five selectable speed settings.\u003c\/li\u003e\n\u003cli\u003e15- or 60-minute feed pause.\u003c\/li\u003e\n\u003cli\u003e0–10 V input for compatible external aquarium control.\u003c\/li\u003e\n\u003cli\u003eCeramic shaft and bearings; adjustable outlet orientation.\u003c\/li\u003e\n\u003cli\u003eFloat switch and mounting hardware included.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCheck the required interface cable and controller compatibility before planning an automated installation.\u003c\/p\u003e\u003ch3\u003eWhat comes with the pump\u003c\/h3\u003e\u003cp\u003ePump, controller, power supply, mounting hardware and plumbing connections. The standard package also includes a float switch, intake screen and hose-barb adapter.\u003c\/p\u003e\u003ch3\u003eInstallation considerations\u003c\/h3\u003e\u003cp\u003eThe VarioS 4 is not pressure-rated. Reef Octopus excludes floor-to-floor pumping and applications such as Beckett or downdraft skimmer feeds requiring sustained pressure. Allow room for fittings, removal and impeller cleaning. Keep the controller and power supply dry, and test both drain-down and restart after installation.\u003c\/p\u003e\u003ch3\u003eTechnical documents\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.coralvue.com\/shop\/1042-octo-varios-4-controllable-return-pump\/document\/20\" target=\"_blank\" rel=\"noopener\"\u003eOfficial VarioS 4 specification sheet and performance diagrams (PDF)\u003c\/a\u003e · \u003ca href=\"https:\/\/reefoctopus.com\/product\/rodc-pumps-varios\/\" target=\"_blank\" rel=\"noopener\"\u003eManufacturer specifications\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/return-pumps\"\u003eCompare return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/return-pumps\/octo\"\u003eOCTO return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/octo\"\u003eExplore OCTO\u003c\/a\u003e · \u003ca href=\"\/pages\/contact\"\u003eAsk François Neo about your return plumbing\u003c\/a\u003e\u003c\/p\u003e","brand":"OCTO","offers":[{"title":"Default Title","offer_id":68391911719135,"sku":"VARIOS-4","price":404.24,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/Octo_Vario.png?v=1794016952"},{"product_id":"octo-varios-6-dc-return-pump","title":"OCTO VarioS 6 DC Return Pump","description":"\u003ch2\u003eOCTO VarioS 6 — Controllable return flow for your aquarium\u003c\/h2\u003e\u003cp\u003eThe VarioS 6 is a variable-speed DC pump for sump returns and circulation circuits. Suitable for marine and freshwater use, with submerged or external installation following the supplied instructions.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s recommendation\u003c\/h3\u003e\u003cp\u003eI choose a return pump by the flow it can deliver through the actual installation. Include lift height, pipe diameter, bends and manifold outlets in the calculation, then check the pump curve. Keep sump turnover separate from the circulation your corals need inside the display.\u003c\/p\u003e\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ SKU\u003c\/th\u003e\n\u003ctd\u003eVarioS 6 \/ VARIOS-6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer maximum flow\u003c\/th\u003e\n\u003ctd\u003e6,500 L\/h \/ 1,720 GPH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer maximum head\u003c\/th\u003e\n\u003ctd\u003e4.9 m \/ approx. 16.1 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum power\u003c\/th\u003e\n\u003ctd\u003e70 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePump operating voltage\u003c\/th\u003e\n\u003ctd\u003e36 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation \/ water type\u003c\/th\u003e\n\u003ctd\u003eInternal or external \/ freshwater or marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer connection designations\u003c\/th\u003e\n\u003ctd\u003eInlet 1¼ in; outlet 1¼ in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003csmall\u003eRatings follow the Reef Octopus manufacturer technical table. Check the supplied US fittings before cutting pipe; regional adapters and published ratings may differ. Maximum flow and maximum head describe separate operating points.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eControl and construction\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eController with five selectable speed settings.\u003c\/li\u003e\n\u003cli\u003e15- or 60-minute feed pause.\u003c\/li\u003e\n\u003cli\u003e0–10 V input for compatible external aquarium control.\u003c\/li\u003e\n\u003cli\u003eCeramic shaft and bearings; adjustable outlet orientation.\u003c\/li\u003e\n\u003cli\u003eFloat switch and mounting hardware included.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCheck the required interface cable and controller compatibility before planning an automated installation.\u003c\/p\u003e\u003ch3\u003eWhat comes with the pump\u003c\/h3\u003e\u003cp\u003ePump, controller, power supply, mounting hardware and plumbing connections. The standard package also includes a float switch, intake screen and hose-barb adapter.\u003c\/p\u003e\u003ch3\u003eInstallation considerations\u003c\/h3\u003e\u003cp\u003eThe VarioS 6 is not pressure-rated. Reef Octopus excludes floor-to-floor pumping and applications such as Beckett or downdraft skimmer feeds requiring sustained pressure. Allow room for fittings, removal and impeller cleaning. Keep the controller and power supply dry, and test both drain-down and restart after installation.\u003c\/p\u003e\u003ch3\u003eTechnical documents\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.coralvue.com\/shop\/1043-octo-varios-6-controllable-return-pump\/document\/80\" target=\"_blank\" rel=\"noopener\"\u003eOfficial VarioS 6 specification sheet and performance diagrams (PDF)\u003c\/a\u003e · \u003ca href=\"https:\/\/reefoctopus.com\/product\/rodc-pumps-varios\/\" target=\"_blank\" rel=\"noopener\"\u003eManufacturer specifications\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/return-pumps\"\u003eCompare return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/return-pumps\/octo\"\u003eOCTO return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/octo\"\u003eExplore OCTO\u003c\/a\u003e · \u003ca href=\"\/pages\/contact\"\u003eAsk François Neo about your return plumbing\u003c\/a\u003e\u003c\/p\u003e","brand":"OCTO","offers":[{"title":"Default Title","offer_id":68391911751903,"sku":"VARIOS-6","price":450.44,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/Octo_Vario.png?v=1794016952"},{"product_id":"octo-varios-8-dc-return-pump","title":"OCTO VarioS 8 DC Return Pump","description":"\u003ch2\u003eOCTO VarioS 8 — Controllable return flow for your aquarium\u003c\/h2\u003e\u003cp\u003eThe VarioS 8 is a variable-speed DC pump for sump returns and circulation circuits. Suitable for marine and freshwater use, with submerged or external installation following the supplied instructions.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s recommendation\u003c\/h3\u003e\u003cp\u003eI choose a return pump by the flow it can deliver through the actual installation. Include lift height, pipe diameter, bends and manifold outlets in the calculation, then check the pump curve. Keep sump turnover separate from the circulation your corals need inside the display.\u003c\/p\u003e\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ SKU\u003c\/th\u003e\n\u003ctd\u003eVarioS 8 \/ VARIOS-8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer maximum flow\u003c\/th\u003e\n\u003ctd\u003e10,000 L\/h \/ 2,646 GPH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer maximum head\u003c\/th\u003e\n\u003ctd\u003e5.7 m \/ approx. 18.7 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum power\u003c\/th\u003e\n\u003ctd\u003e98 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePump operating voltage\u003c\/th\u003e\n\u003ctd\u003e36 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation \/ water type\u003c\/th\u003e\n\u003ctd\u003eInternal or external \/ freshwater or marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer connection designations\u003c\/th\u003e\n\u003ctd\u003eInlet 1¼ in; outlet 1¼ in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003csmall\u003eRatings follow the Reef Octopus manufacturer technical table. Check the supplied US fittings before cutting pipe; regional adapters and published ratings may differ. Maximum flow and maximum head describe separate operating points.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eControl and construction\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eController with five selectable speed settings.\u003c\/li\u003e\n\u003cli\u003e15- or 60-minute feed pause.\u003c\/li\u003e\n\u003cli\u003e0–10 V input for compatible external aquarium control.\u003c\/li\u003e\n\u003cli\u003eCeramic shaft and bearings; adjustable outlet orientation.\u003c\/li\u003e\n\u003cli\u003eFloat switch and mounting hardware included.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCheck the required interface cable and controller compatibility before planning an automated installation.\u003c\/p\u003e\u003ch3\u003eWhat comes with the pump\u003c\/h3\u003e\u003cp\u003ePump, controller, power supply, mounting hardware and plumbing connections. The standard package also includes a float switch, intake screen and hose-barb adapter.\u003c\/p\u003e\u003ch3\u003eInstallation considerations\u003c\/h3\u003e\u003cp\u003eThe VarioS 8 is not pressure-rated. Reef Octopus excludes floor-to-floor pumping and applications such as Beckett or downdraft skimmer feeds requiring sustained pressure. Allow room for fittings, removal and impeller cleaning. Keep the controller and power supply dry, and test both drain-down and restart after installation.\u003c\/p\u003e\u003ch3\u003eTechnical documents\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.coralvue.com\/shop\/1090-octo-varios-8-controllable-return-pump\/document\/79\" target=\"_blank\" rel=\"noopener\"\u003eOfficial VarioS 8 specification sheet and performance diagrams (PDF)\u003c\/a\u003e · \u003ca href=\"https:\/\/reefoctopus.com\/product\/rodc-pumps-varios\/\" target=\"_blank\" rel=\"noopener\"\u003eManufacturer specifications\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/return-pumps\"\u003eCompare return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/return-pumps\/octo\"\u003eOCTO return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/octo\"\u003eExplore OCTO\u003c\/a\u003e · \u003ca href=\"\/pages\/contact\"\u003eAsk François Neo about your return plumbing\u003c\/a\u003e\u003c\/p\u003e","brand":"OCTO","offers":[{"title":"Default Title","offer_id":68391911784671,"sku":"VARIOS-8","price":577.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/Octo_Vario.png?v=1794016952"},{"product_id":"octo-varios-10-dc-return-pump","title":"OCTO VarioS 10 Pressure-Rated DC Return Pump","description":"\u003ch2\u003eOCTO VarioS 10 — Return flow for demanding plumbing\u003c\/h2\u003e\u003cp\u003eThe pressure-rated VarioS 10 is built for higher-head installations and demanding return circuits. Suitable for marine and freshwater use, with submerged or external installation following the supplied instructions.\u003c\/p\u003e\u003ch3\u003eFrançois Neo’s recommendation\u003c\/h3\u003e\u003cp\u003eI choose a return pump by the flow it can deliver through the actual installation. Include lift height, pipe diameter, bends and manifold outlets in the calculation, then check the pump curve. Keep sump turnover separate from the circulation your corals need inside the display.\u003c\/p\u003e\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ SKU\u003c\/th\u003e\n\u003ctd\u003eVarioS 10 \/ VARIOS-10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer maximum flow\u003c\/th\u003e\n\u003ctd\u003e16,000 L\/h \/ 4,220 GPH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer maximum head\u003c\/th\u003e\n\u003ctd\u003e9 m \/ approx. 29.5 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum power\u003c\/th\u003e\n\u003ctd\u003e200 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePump operating voltage\u003c\/th\u003e\n\u003ctd\u003e36 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation \/ water type\u003c\/th\u003e\n\u003ctd\u003eInternal or external \/ freshwater or marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer connection designations\u003c\/th\u003e\n\u003ctd\u003eInlet 1½ in; outlet 1¼ in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003csmall\u003eRatings follow the Reef Octopus manufacturer technical table. Check the supplied US fittings before cutting pipe; regional adapters and published ratings may differ. Maximum flow and maximum head describe separate operating points.\u003c\/small\u003e\u003c\/p\u003e\u003ch3\u003eControl and construction\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDigital controller with 90 speed settings and wattage \/ RPM display.\u003c\/li\u003e\n\u003cli\u003e15- or 60-minute feed pause.\u003c\/li\u003e\n\u003cli\u003e0–10 V input for compatible external aquarium control.\u003c\/li\u003e\n\u003cli\u003eCeramic shaft and bearings; adjustable outlet orientation.\u003c\/li\u003e\n\u003cli\u003eFloat-switch connection available; confirm the float-switch accessory supplied with your package.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCheck the required interface cable and controller compatibility before planning an automated installation.\u003c\/p\u003e\u003ch3\u003eWhat comes with the pump\u003c\/h3\u003e\u003cp\u003ePump, controller, power supply, mounting hardware and plumbing connections. The manufacturer lists the float switch as a separate accessory; package contents should be confirmed before ordering.\u003c\/p\u003e\u003ch3\u003eInstallation considerations\u003c\/h3\u003e\u003cp\u003eUse the VarioS 10 performance curve to assess higher lift heights and restrictive plumbing. Its pressure rating does not guarantee the required flow for every installation. Allow room for fittings, removal and impeller cleaning. Keep the controller and power supply dry, and test both drain-down and restart after installation.\u003c\/p\u003e\u003ch3\u003eTechnical documents\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/reefoctopus.com\/wp-content\/uploads\/2022\/09\/VarioS-10-Instruction-Manual.pdf\" target=\"_blank\" rel=\"noopener\"\u003eOfficial VarioS 10 instruction manual (PDF)\u003c\/a\u003e · \u003ca href=\"https:\/\/reefoctopus.com\/product\/varios-10\/\" target=\"_blank\" rel=\"noopener\"\u003eManufacturer specifications\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/return-pumps\"\u003eCompare return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/return-pumps\/octo\"\u003eOCTO return pumps\u003c\/a\u003e · \u003ca href=\"\/collections\/octo\"\u003eExplore OCTO\u003c\/a\u003e · \u003ca href=\"\/pages\/contact\"\u003eAsk François Neo about your return plumbing\u003c\/a\u003e\u003c\/p\u003e","brand":"OCTO","offers":[{"title":"Default Title","offer_id":68391911817439,"sku":"VARIOS-10","price":1154.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/0326\/5247\/files\/Octo_Vario_10.png?v=1794016952"}],"url":"https:\/\/francoisneo.com\/collections\/return-pumps.oembed","provider":"FrancoisNeo","version":"1.0","type":"link"}