{"product_id":"mastercool-30-lb-a2l-recovery-cylinder-left-hand-thread-dual-access-y-valve-dot-certified","title":"Mastercool 30 lb A2L Recovery Cylinder — Left‑Hand Thread, Dual‑Access Y‑Valve, DOT Certified","description":"\u003cb\u003eMastercool 62010-A2L is a 30 lb empty recovery cylinder built for A2L (mildly flammable) refrigerant recovery and transport, with left-hand threaded connection, safety relief valve, and DOT\/TC certification.\u003c\/b\u003e\n\n\u003cp\u003eThis heavy-duty, empty recovery cylinder is purpose-built to handle A2L refrigerants safely while meeting DOT-4BA400 and Transport Canada standards. The tank ships clean and dry, is permanently DOT-stamped for traceability, and uses a reverse (left-hand) threaded 1\/4\" FL-M fitting with a dual-access Y-valve so technicians can recover liquid and vapor separately. Constructed from powder-coated steel and assembled and tested in the U.S., it’s a reusable solution designed for HVAC professionals who work with mildly flammable refrigerants.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the left-hand threaded connection improve safety?\u003c\/h3\u003e\n\u003cp\u003eThe reverse (left-hand) 1\/4\" FL-M fitting prevents accidental hookup to standard right-hand threaded equipment, reducing cross-connection risk on job sites. The cylinder’s dual-access Y-valve lets you isolate liquid and vapor lines during recovery for cleaner transfer and easier handling.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReverse (LH) 1\/4\" FL-M connection to deter incorrect connections\u003c\/li\u003e\n  \u003cli\u003eDual-access Y-valve for separate liquid and vapor recovery\u003c\/li\u003e\n  \u003cli\u003eOptional adapter (90417) available to interface with right-hand threaded hoses\u003c\/li\u003e\n  \u003cli\u003eShips empty and dry for immediate, controlled use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat safety features protect the cylinder during use?\u003c\/h3\u003e\n\u003cp\u003eSafety is baked into the design with a factory-set relief valve and pressure ratings that specify safe operating limits. The built-in relief valve activates at 600 PSI and the tank should be filled to no more than 80% of nominal capacity to leave required vapor space.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafety-relief valve set at 600 PSI to prevent overpressure\u003c\/li\u003e\n  \u003cli\u003eService pressure 400 PSI; tank test pressure 800 PSI for verified strength\u003c\/li\u003e\n  \u003cli\u003ePermanently DOT-stamped with specification and manufacture date for compliance tracking\u003c\/li\u003e\n  \u003cli\u003ePowder-coated steel body and protective collar for jobsite durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the practical specs and handling details technicians need to know?\u003c\/h3\u003e\n\u003cp\u003eThis compact cylinder balances capacity and portability: a 30 lb nominal size with a 26.2 lb water capacity and a tare weight that keeps it manageable in the field. The collar-style top simplifies lifting and protects the valve assembly during transport and storage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOverall size: 9.125\" diameter x 17.52\" height for easy storage\u003c\/li\u003e\n  \u003cli\u003eTare weight 17.99 lb; nominal water capacity 26.2 lb (11.9 L)\u003c\/li\u003e\n  \u003cli\u003eAir tightness and service ratings at 400 PSI; tank tested to 800 PSI\u003c\/li\u003e\n  \u003cli\u003eHP295 steel body with yellow\/gray powder coat and red safety stripe\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow can I use this with standard recovery hoses and accessories?\u003c\/h3\u003e\n\u003cp\u003eThe cylinder’s left-hand (reverse) thread is specifically for A2L service. If your existing hoses are right-hand threaded, Mastercool offers a 90417 conversion adapter to bridge the connection safely. Always confirm compatibility before changing fittings or charging cylinders.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eShips with left-hand 1\/4\" FL-M fitting for direct A2L service\u003c\/li\u003e\n  \u003cli\u003e90417 adapter (sold separately) converts to right-hand threaded hoses\u003c\/li\u003e\n  \u003cli\u003eReusable design supports repeated recovery cycles when used per guidelines\u003c\/li\u003e\n  \u003cli\u003eRecommended fill limit: no more than 80% of capacity for safe vapor space\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? HVAC technicians, refrigeration service shops, fleet maintenance teams, and contractors who work with A2L-class mildly flammable refrigerants and need a DOT- and TC-approved, reusable recovery cylinder. Choose this Mastercool 62010-A2L when you require a compact, traceable, and safety-focused empty cylinder that’s ready to integrate into professional recovery workflows.\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: Is refrigerant included with the cylinder?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The Mastercool 62010-A2L ships empty and dry; refrigerant is not included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use my standard right-hand hoses with this cylinder?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Not directly. Use the optional 90417 adapter to convert the left-hand connection to right-hand threads.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Mastercool","offers":[{"title":"Default Title","offer_id":55170671804759,"sku":"B0GP6ZB4WW","price":191.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/mastercool-front-view-cylinder.jpg?v=1790432796","url":"https:\/\/britishgarage.co.uk\/products\/mastercool-30-lb-a2l-recovery-cylinder-left-hand-thread-dual-access-y-valve-dot-certified","provider":"British Garage","version":"1.0","type":"link"}