{"product_id":"hydros-duet-dosing-pump-aquarium-controller-hydros","title":"Hydros Duet Dosing Pump \u0026 Aquarium Controller - Hydros","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--header-height)\" dir=\"auto\" data-turn-id=\"5c7ee7b2-eac1-4ebe-888f-984641f3491a\" data-testid=\"conversation-turn-3\" data-scroll-anchor=\"false\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:d0f4e159-f878-4e8f-8457-6301dc91cdd4-1\" data-testid=\"conversation-turn-4\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"e118fc6f-7e96-4bd2-b1f0-e3cad9a165b2\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003ch2 data-section-id=\"jlbik2\" data-start=\"0\" data-end=\"49\"\u003eHYDROS Duet Super-Duty Dosing \u0026amp; Control System\u003c\/h2\u003e\n\u003cp data-start=\"51\" data-end=\"393\"\u003eThe HYDROS Duet is built for reef keepers who need more than a standard dosing pump. Combining two high-performance stepper-driven dosing pumps with intelligent HYDROS automation, the Duet gives you precise control over high-demand aquarium tasks like automated water changes, calcium reactor effluent management, kalkwasser dosing, and more.\u003c\/p\u003e\n\u003cp data-start=\"395\" data-end=\"740\"\u003eDesigned as both a heavy-duty doser and a HYDROS controller, the Duet helps simplify complex aquarium maintenance while adding an extra layer of monitoring and system protection. Whether you are maintaining a growing SPS reef or building a fully automated system, the Duet delivers the reliability and flexibility needed for long-term stability.\u003c\/p\u003e\n\u003ch3 data-section-id=\"tz3imz\" data-start=\"742\" data-end=\"783\"\u003eHigh-Performance Stepper Motor Dosing\u003c\/h3\u003e\n\u003cp data-start=\"785\" data-end=\"1109\"\u003eUnlike traditional hobby-grade dosing pumps, the HYDROS Duet uses industrial-style stepper motors designed for continuous operation and consistent flow control. Each pump can handle flow rates from 0.1 to 500 mL\/min, allowing you to precisely dose small additives or move larger volumes of water for automated water changes.\u003c\/p\u003e\n\u003cp data-start=\"1111\" data-end=\"1158\"\u003eThe dual-pump configuration makes it ideal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAutomated water changes (AWC)\u003c\/li\u003e\n\u003cli\u003eCalcium reactor effluent control\u003c\/li\u003e\n\u003cli\u003eKalkwasser dosing\u003c\/li\u003e\n\u003cli\u003eLiquid food dosing\u003c\/li\u003e\n\u003cli\u003eSulfur reactor applications\u003c\/li\u003e\n\u003cli\u003eContinuous fluid transfer tasks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1uz4xbh\" data-start=\"1333\" data-end=\"1375\"\u003eSmart Aquarium Monitoring \u0026amp; Automation\u003c\/h3\u003e\n\u003cp data-start=\"1377\" data-end=\"1540\"\u003eThe Duet is more than just a dosing system. As part of the HYDROS ecosystem, it can actively monitor your aquarium and respond to changing conditions in real time.\u003c\/p\u003e\n\u003cp data-start=\"1542\" data-end=\"1598\"\u003eWith 4 Sense Ports, you can connect accessories such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTemperature probes\u003c\/li\u003e\n\u003cli\u003eOptical water level sensors\u003c\/li\u003e\n\u003cli\u003eLeak detectors\u003c\/li\u003e\n\u003cli\u003eFlow sensors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1684\" data-end=\"1841\"\u003eThe integrated Drive Port allows direct control of 12V accessories like ATO pumps, cooling fans, and cabinet lighting without needing additional controllers.\u003c\/p\u003e\n\u003ch3 data-section-id=\"usc9dy\" data-start=\"1843\" data-end=\"1875\"\u003eExpand Your HYDROS Ecosystem\u003c\/h3\u003e\n\u003cp data-start=\"1877\" data-end=\"2140\"\u003eTwo HYDROS Command Bus ports allow the Duet to connect with other HYDROS devices such as the Control X10 or XP8. This creates a synchronized, fail-safe control network where devices can share power, monitoring data, and automation logic across your entire system.\u003c\/p\u003e\n\u003cp data-start=\"2142\" data-end=\"2196\"\u003eAs your reef grows, the HYDROS platform grows with it.\u003c\/p\u003e\n\u003ch3 data-section-id=\"se9p9h\" data-start=\"2198\" data-end=\"2237\"\u003eBuilt for Real Reef Tank Conditions\u003c\/h3\u003e\n\u003cp data-start=\"2239\" data-end=\"2455\"\u003eAquarium equipment lives in harsh environments filled with salt spray, humidity, and heat. The HYDROS Duet is designed with a splash-proof and dust-resistant enclosure to help withstand daily sump cabinet conditions.\u003c\/p\u003e\n\u003cp data-start=\"2457\" data-end=\"2602\"\u003eAircraft-style connectors provide secure, corrosion-resistant connections that help maintain reliable communication and power delivery over time.\u003c\/p\u003e\n\u003ch3 data-section-id=\"bqwyz2\" data-start=\"2604\" data-end=\"2638\"\u003eEasy Setup with the HYDROS App\u003c\/h3\u003e\n\u003cp data-start=\"2640\" data-end=\"2871\"\u003eProgramming the Duet does not require coding experience. The HYDROS app provides a simple drag-and-drop interface that allows you to create schedules, automation rules, alerts, and safety backups directly from your phone or tablet.\u003c\/p\u003e\n\u003cp data-start=\"2873\" data-end=\"3014\"\u003eMonitor your aquarium remotely and receive instant push notifications if leaks are detected or parameters move outside of your desired range.\u003c\/p\u003e\n\u003ch2 data-section-id=\"19rpuqh\" data-start=\"3016\" data-end=\"3039\"\u003eHYDROS Duet Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDual super-duty stepper motor dosing pumps\u003c\/li\u003e\n\u003cli\u003eAdjustable flow rates from 0.1–500 mL\/min\u003c\/li\u003e\n\u003cli\u003eIdeal for automated water changes and calcium reactors\u003c\/li\u003e\n\u003cli\u003e4 Sense Ports for monitoring accessories\u003c\/li\u003e\n\u003cli\u003e1 Drive Port for 12V accessory control\u003c\/li\u003e\n\u003cli\u003eHYDROS Command Bus connectivity\u003c\/li\u003e\n\u003cli\u003eWiFi-enabled cloud-based control\u003c\/li\u003e\n\u003cli\u003eSplash-proof and dust-resistant enclosure\u003c\/li\u003e\n\u003cli\u003eSimple app-based setup and automation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"3ipjz4\" data-start=\"3425\" data-end=\"3450\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDimensions: 10.75\" x 6\" x 5.875\"\u003c\/li\u003e\n\u003cli\u003ePump Speed: 0.1 to 500 mL\/min\u003c\/li\u003e\n\u003cli\u003eConnectivity: WiFi \u0026amp; HYDROS Command Bus\u003c\/li\u003e\n\u003cli\u003ePorts:\n\u003cul\u003e\n\u003cli\u003e4x Sense Ports\u003c\/li\u003e\n\u003cli\u003e1x Drive Port\u003c\/li\u003e\n\u003cli\u003e2x Command Bus Ports\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"xydb7h\" data-start=\"3633\" data-end=\"3651\"\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHYDROS Duet Controller\u003c\/li\u003e\n\u003cli\u003ePower Supply\u003c\/li\u003e\n\u003cli\u003eBarbed Fittings for Tubing Connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Hydros","offers":[{"title":"Default Title","offer_id":51509155561770,"sku":null,"price":799.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/0873\/7322\/files\/hydros-hydros-duet-dosing-pump-aquarium-controller-hydros-1237078881.webp?v=1778167571","url":"https:\/\/topshelfaquatics.com\/products\/hydros-duet-dosing-pump-aquarium-controller-hydros","provider":"Top Shelf Aquatics ","version":"1.0","type":"link"}