{"product_id":"boltigen-r1234yf-to-r134a-adapter-kit-high-low-side-brass-quick-couplers-leak-resistant-conversion","title":"Boltigen R1234yf to R134a Adapter Kit — High \u0026 Low-Side Brass Quick Couplers, Leak-Resistant Conversion","description":"\u003cp\u003e\u003cstrong\u003eBoltigen's R1234yf to R134a adapter kit provides adjustable high- and low-side quick couplers that let technicians connect R134a service tools to R1234yf vehicle systems safely and without refrigerant loss.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for automotive HVAC service, this compact conversion kit converts fittings between R1234yf and R134a standards so you can use existing R134a gauges, hoses, and recovery equipment on vehicles originally manufactured for R1234yf refrigerant. Made from brass with ball-lock and rubber-seal technology, the adapters emphasize secure connections, easy handling, and durability for regular shop use.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these adapters let me use R134a tools on R1234yf systems?\u003c\/h3\u003e\n\u003cp\u003eThe adapters physically adapt thread and coupler sizes so R134a hoses and manifold gauges mate to R1234yf service ports. They maintain line integrity while allowing routine charging, vacuuming, and leak testing with legacy equipment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLow-side adapter: 14 mm female R1234yf to 13 mm R134a low-pressure coupler.\u003c\/li\u003e\n  \u003cli\u003eHigh-side adapter: 17 mm female R1234yf to 16 mm R134a high-pressure coupler.\u003c\/li\u003e\n  \u003cli\u003eAutomatic closing ball-lock prevents refrigerant escape when disconnected.\u003c\/li\u003e\n  \u003cli\u003eUse with manifold gauges, recovery machines, and charging hoses.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat construction and sealing features prevent leaks?\u003c\/h3\u003e\n\u003cp\u003eBoltigen builds these couplers from solid brass and fits each with knurled grip rings for positive manual control. A ball-lock mechanism plus rubber seals create a tight barrier at the mating surfaces to reduce the risk of gas escape under normal service conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBrass body resists corrosion and mechanical wear in shop environments.\u003c\/li\u003e\n  \u003cli\u003eRubber sealing rings provide repeated leak-tight connections.\u003c\/li\u003e\n  \u003cli\u003eBall-lock closure offers automatic shutoff during disconnection.\u003c\/li\u003e\n  \u003cli\u003eKnurled grip improves handling while connecting or removing couplers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these adapters work for diagnostics, recovery, and charging tasks?\u003c\/h3\u003e\n\u003cp\u003eYes — they enable a full range of AC work when paired with appropriate R134a service equipment. Use them for pressure checks, evacuations with a vacuum pump, refrigerant recovery, and controlled charging, taking care to follow refrigerant-specific safety and legal guidelines.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with AC manifold gauges for pressure reading and diagnosis.\u003c\/li\u003e\n  \u003cli\u003eSuitable for recovery and evacuation when connected to certified recovery machines.\u003c\/li\u003e\n  \u003cli\u003eSupports measured charging operations with R134a service tools.\u003c\/li\u003e\n  \u003cli\u003eNot a refrigerant conversion — use only to interface equipment types.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: this Boltigen adapter kit is aimed at automotive technicians, independent repair shops, fleet maintenance teams, and experienced DIYers who need to interface R134a service equipment with R1234yf-equipped vehicles. It’s intended for professional and informed users who follow safety protocols, refrigerant handling regulations, and correct service procedures rather than as a consumer-level refrigerant-change solution.\u003c\/p\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: Can I directly replace refrigerant using these adapters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. These adapters let R134a equipment connect to R1234yf fittings; they do not convert refrigerants or change system requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are the adapters leak-proof during disconnection?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They use ball-locks and rubber seals for automatic closing, minimizing leaks when disconnecting under normal conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Boltigen","offers":[{"title":"Default Title","offer_id":55164226568535,"sku":"B09V575GVH","price":32.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/boltigen-front-view-couplers_b4e61611-1068-4b7a-bf4d-97a84d42463c.jpg?v=1790351620","url":"https:\/\/britishgarage.co.uk\/products\/boltigen-r1234yf-to-r134a-adapter-kit-high-low-side-brass-quick-couplers-leak-resistant-conversion","provider":"British Garage","version":"1.0","type":"link"}