{"product_id":"84934-co2","title":"Mastercool 84934-CO2 R744 CO2 Low Side Service Coupler 1\/4\" SAE","description":"\u003cp\u003eThe \u003cstrong\u003eMastercool 84934-CO2\u003c\/strong\u003e is a professional low side service coupler specially designed for R744 (CO2) refrigerant systems. Engineered to meet SAE specifications with premium brass construction and reliable self-locking design for safe, precise refrigerant handling.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAE J639 compliant\u003c\/strong\u003e — Meets industry standards for refrigerant containment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable self-locking construction\u003c\/strong\u003e — Secure connection during service\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable opening\u003c\/strong\u003e — Provides precise filling control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh pressure resistance\u003c\/strong\u003e — Burst pressure ≥8,700 psi (60 MPa)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy disconnect\u003c\/strong\u003e — Automatic pressure relief for safe removal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasily adjustable knobs\u003c\/strong\u003e — Simple open and close operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium brass construction\u003c\/strong\u003e — C3771BD brass with bright nickel plating\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefrigerant:\u003c\/strong\u003e R744 (CO2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e 1\/4\" SAE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure side:\u003c\/strong\u003e Low side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBurst pressure:\u003c\/strong\u003e ≥8,700 psi (60 MPa)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e C3771BD brass with bright nickel plating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (H × W):\u003c\/strong\u003e 80mm × 40mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.65kg (1 lb 7 oz combined with high side)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Blue (low side)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eEssential for servicing commercial refrigeration systems using R744 (CO2) refrigerant, including supermarket refrigeration, industrial cooling systems, and modern eco-friendly HVAC applications.\u003c\/p\u003e\n\u003ch3\u003eRelated Products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca title=\"High side coupler\" href=\"\/products\/mastercool-84834-co2\"\u003e84834-CO2\u003c\/a\u003e — R744 CO2 high side service coupler, 1\/4\" SAE\u003c\/li\u003e\n\u003cli\u003e\n\u003ca title=\"CO2 manifold\" href=\"\/products\/mastercool-55102-a\"\u003e55102-A\u003c\/a\u003e — R744 CO2 2-valve piston manifold\u003c\/li\u003e\n\u003cli\u003e\n\u003ca title=\"CO2 manifold\" href=\"\/products\/mastercool-55661-a\"\u003e55661-A\u003c\/a\u003e — R744 CO2 2-valve piston manifold\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eView our complete range of \u003ca href=\"\/collections\/hoses-couplers\"\u003ehoses and couplers\u003c\/a\u003e for professional HVAC\/R service solutions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProfessional R744 CO2 service coupler for commercial refrigeration technicians requiring SAE-compliant, high-pressure rated equipment.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Mastercool","offers":[{"title":"Default Title","offer_id":57164650676601,"sku":"84934-CO2","price":257.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0158\/3481\/files\/84934-CO2-web.jpg?v=1777446343","url":"https:\/\/www.airconspares.com\/products\/84934-co2","provider":"Airconspares.com","version":"1.0","type":"link"}