{"product_id":"red-sea-max-e-s-reefer-replacement-ato-float-valve-part-40373","title":"Red Sea Max E, S \u0026 Reefer Replacement ATO Float Valve – Part 40373","description":"\u003cdiv\u003e\n  \u003ch2\u003eProduct overview\u003c\/h2\u003e\n  \u003cp\u003eThe Red Sea Max E, S \u0026amp; Reefer Replacement ATO Float Valve, part number 40373, is designed to keep your reef tank’s water level balanced with a straightforward, purpose-built solution. This compact valve is a direct replacement for the Auto Top-Off system in Red Sea Max E, S and Reefer models, ensuring you can maintain the tank’s designed top-off routine without extra guessing.\u003c\/p\u003e\n  \u003cp\u003eWith a focus on reliability in everyday reef-keeping, the valve integrates with your existing ATO setup to help you manage evaporation-driven water loss. The small, rugged design is intended to operate smoothly in a bustling marine environment, where consistency matters as much as simplicity.\u003c\/p\u003e\n\n  \u003ch3\u003eCore benefits you may notice\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eAutomatic top-off compatibility helps keep water levels steady through the day and night, potentially reducing salinity swings from evaporation.\u003c\/li\u003e\n    \u003cli\u003eCompatibility with Red Sea Max E, S, and Reefer series preserves your tank’s designed balance and equipment compatibility.\u003c\/li\u003e\n    \u003cli\u003eA dedicated float mechanism can lower the risk of overfill during topping off by providing a controlled shut-off response.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhy this replacement matters\u003c\/h3\u003e\n  \u003cp\u003eIn reef tanks, stable water height supports predictable lighting depth, flow patterns, and coral health. This replacement valve is built to slot into your Red Sea setup and restore a previous level of top-off control. While results can vary with other system components, using a purpose-made valve reduces the number of ad-hoc fixes you might try.\u003c\/p\u003e\n\n  \u003cp\u003eReal-life scenarios include routine maintenance where you are refreshing an aging ATO component, or when you want a dependable spare to minimize downtime after a part swap. The 40373 valve is designed to fit the Red Sea ecosystem, helping you maintain a steady routine without extensive modification.\u003c\/p\u003e\n\n  \u003ch3\u003eCompatibility and quick-reference details\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003ePart number: 40373\u003c\/li\u003e\n    \u003cli\u003eBrand: Red Sea\u003c\/li\u003e\n    \u003cli\u003eFits: Max E, S and Reefer models\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What tanks is this valve compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Compatible with Red Sea Max E, S, and Reefer series aquariums as a replacement ATO float valve.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this valve guarantee stable water levels?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It supports automatic top-off control to help maintain water level, but results depend on your system setup and maintenance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Red Sea","offers":[{"title":"Default Title","offer_id":40564422967425,"sku":"B07SXCDGVL","price":88.26,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0598\/4757\/3633\/files\/red-sea-max-e-s-reefer-replacement-ato-float-valve-40373.jpg?v=1765925026","url":"https:\/\/petiva.ca\/products\/red-sea-max-e-s-reefer-replacement-ato-float-valve-part-40373","provider":"Petiva","version":"1.0","type":"link"}