{"product_id":"dometic-ev1-2r-404a-refrigerant-service-replacement-part","title":"Dometic Expansion Valve 1\/2\" 404A Refrigerant - Part# 259332462","description":"\u003cp\u003eThe Dometic expansion valve (Part# 259332462) is a critical component in your RV's air conditioning system that regulates refrigerant flow to maintain optimal cooling performance. This 1\/2\" valve is specifically designed for 404A refrigerant systems and is essential for RV owners experiencing reduced AC cooling, inconsistent temperature control, or system inefficiency.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e1\/2\" connection size for standard Dometic AC systems\u003c\/li\u003e\n\u003cli\u003eEngineered for 404A refrigerant compatibility\u003c\/li\u003e\n\u003cli\u003ePrecision-metered orifice design for accurate refrigerant flow control\u003c\/li\u003e\n\u003cli\u003eDurable brass construction resists corrosion in RV environments\u003c\/li\u003e\n\u003cli\u003eDirect replacement for original Dometic equipment\u003c\/li\u003e\n\u003cli\u003eOEM-quality performance and reliability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ctable class=\"table table-bordered table-sm\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e259332462\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Size\u003c\/td\u003e\n\u003ctd\u003e1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant Type\u003c\/td\u003e\n\u003ctd\u003e404A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eDometic RV Air Conditioning Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: How do I know if my expansion valve needs replacement?\u003c\/strong\u003e\u003cbr\u003eA: Signs include weak or no cold air from your AC, inconsistent cooling, ice buildup on refrigerant lines, or hissing sounds from the AC unit. A professional can confirm with pressure testing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Is this valve compatible with my specific RV model?\u003c\/strong\u003e\u003cbr\u003eA: This 1\/2\" expansion valve fits most Dometic roof air conditioning systems using 404A refrigerant. Verify your system's connection size and refrigerant type before ordering, or contact our expert support team with your RV year and model.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Can I install this myself?\u003c\/strong\u003e\u003cbr\u003eA: Expansion valve replacement requires proper refrigerant recovery and evacuation procedures. We recommend having a certified RV technician perform the installation to ensure system integrity and EPA compliance.\u003c\/p\u003e\u003ch3\u003eWhy Choose Elkhart RV Parts\u003c\/h3\u003e\u003cp\u003eWe specialize in hard-to-find Dometic replacement parts for RV owners who demand genuine OEM quality. Shipping directly from Elkhart, Indiana—the RV capital of the world—we stock the exact components your Dometic systems require. Our expert support team is ready to help you identify and install the right part.\u003c\/p\u003e","brand":"Dometic","offers":[{"title":"Default Title","offer_id":48314063487128,"sku":"259332462","price":359.12,"currency_code":"USD","in_stock":true}],"url":"https:\/\/elkhartrvparts.com\/en-ca\/products\/dometic-ev1-2r-404a-refrigerant-service-replacement-part","provider":"Elkhart RV Parts","version":"1.0","type":"link"}