{"product_id":"mueller-industries-a17941-check-valve","title":"Mueller Industries A17941 Check Valve","description":"\u003cp\u003eThe \u003cspan\u003e\u003cstrong\u003eMueller Industries\u003c\/strong\u003e \u003c\/span\u003e\u003cstrong\u003eA17941 1 3\/8 Magnetic Check Valve\u003c\/strong\u003e is a heavy-duty \u003cstrong\u003erefrigeration check valve\u003c\/strong\u003e engineered for critical backflow prevention in high-capacity systems. Built with a \u003cstrong\u003ehermetically formed solid copper body\u003c\/strong\u003e, this \u003cstrong\u003eODS magnetic check valve\u003c\/strong\u003e ensures a \u003cstrong\u003enear-zero leak rate\u003c\/strong\u003e, making it a reliable choice for commercial \u003cstrong\u003eHVACR\u003c\/strong\u003e applications. Utilizing proprietary \u003cstrong\u003eDuraForm technology\u003c\/strong\u003e, the internal components are secured without brazing materials, allowing for installation with either hard or soft solder without risking internal damage. This \u003cstrong\u003e1 3\/8-inch magnetic check valve\u003c\/strong\u003e features a built-in \u003cstrong\u003e30 mesh stainless steel screen\u003c\/strong\u003e to protect the seat from debris, maintaining a tight seal even in low-pressure differentials (\u0026lt;1 psig). Compatible with all common \u003cstrong\u003eCFC, HCFC, and HFC refrigerants\u003c\/strong\u003e and oils, it supports a wide operating temperature range from -40°F to 300°F. For maximum field flexibility, the \u003cspan\u003e\u003cstrong\u003eMueller Industries \u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003eStreamline A17941\u003c\/strong\u003e can be installed in any orientation, vertical or horizontal, without compromising flow efficiency or the 800 psi \u003cstrong\u003emaximum working pressure\u003c\/strong\u003e rating.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced System Protection:\u003c\/strong\u003e The \u003cstrong\u003emagnetic closure\u003c\/strong\u003e provides positive sealing that outperforms traditional spring-loaded valves, effectively eliminating \u003cstrong\u003erefrigerant backflow\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContamination Control:\u003c\/strong\u003e Integrated \u003cstrong\u003e30 mesh stainless steel screen\u003c\/strong\u003e filters out particulates, extending the life of downstream compressors and expansion valves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Features a high-grade \u003cstrong\u003ebrass internal seat\u003c\/strong\u003e and \u003cstrong\u003estainless steel magnetic disk\u003c\/strong\u003e for long-term reliability in harsh environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Installation:\u003c\/strong\u003e The \u003cstrong\u003esolder x solder connection\u003c\/strong\u003e and \u003cstrong\u003emechanically formed cup stops\u003c\/strong\u003e simplify the brazing process for technicians on the job site.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Questions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs the \u003cspan\u003eMueller Industries \u003c\/span\u003eA17941 compatible with R-410A systems?\u003c\/strong\u003e Yes, this valve is rated for a \u003cstrong\u003emaximum abnormal pressure (MAP)\u003c\/strong\u003e of 800 psi, making it fully compatible with high-pressure \u003cstrong\u003eR-410A\u003c\/strong\u003e and modern \u003cstrong\u003eA2L refrigerants\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan this magnetic check valve be mounted vertically?\u003c\/strong\u003e Absolutely. The \u003cstrong\u003emagnetic design\u003c\/strong\u003e ensures the disk reseats properly regardless of valve orientation, providing \u003cstrong\u003ehorizontal or vertical installation\u003c\/strong\u003e flexibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the pressure drop across this valve?\u003c\/strong\u003e The A17941 is designed for high flow with a \u003cstrong\u003eCv value of 18.9\u003c\/strong\u003e, ensuring minimal pressure drop and maintaining system efficiency in 1 3\/8\" lines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDisclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e","brand":"Mueller Industries","offers":[{"title":"Default Title","offer_id":1671354056729,"sku":"A17941","price":899.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Image_4ecf3af3-e2c3-42c3-8465-def26d792ef8.png?v=1792452789","url":"https:\/\/www.gsistore.com\/en-ca\/products\/mueller-industries-a17941-check-valve","provider":"GSIstore","version":"1.0","type":"link"}