Mastercool

Mastercool 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. This heavy-duty, empty recovery cylinder is purpose-built to handle A2L refrigerants safely while meeting DOT-4BA400 and...

Mastercool 91049-32 is a professional, fast-evaporating A/C flush solvent formulated to remove refrigerant oil, sludge, and debris from system lines and heat exchangers without leaving residue.Designed for automotive and HVAC/R technicians, this 32 oz solvent is part of Mastercool’s line of service chemicals engineered...

The Mastercool 91046-A A/C System Flush Kit is a ready-to-use professional flush gun set designed to purge refrigerant oil, debris, and sludge from A/C components quickly and safely when performing retrofits or compressor replacements. The 91046-A kit combines a robust flush gun, a 36-inch...

Mastercool 90935 Alum Bond is a high-strength, aluminum-filled epoxy paste engineered to permanently repair cracks, blow holes and porosity in aluminum castings, radiators, tanks and engine components. Alum Bond combines a dense, aluminum-filled polymer matrix with a non-sag paste consistency and industrial-grade mechanical strength...

The Mastercool 53010-AUT is a complete automotive nitrogen pressure test kit for reliable A/C system leak detection and diagnostics. This professional-grade kit combines a high-pressure single-stage regulator, a long charging hose, an R134a high-side coupler, and a leak testing adapter inside a rugged blow-molded...

The Mastercool 72475-PRC is a professional hydraulic flaring kit that makes accurate, leak-resistant flares in brake, fuel, and transmission tubing with minimal effort. Built around Mastercool’s original hydraulic flaring design, this kit combines a hydraulic ram, precision-formed dies, and a compact toolkit to speed...

The Mastercool 72485-PRC is a professional hydraulic flaring kit engineered to produce seven flare types — including GM transmission cooling line flares — quickly, consistently, and with minimal effort. This kit combines Mastercool’s original hydraulic flaring technology with a dedicated set of GM transmission...

Mastercool 59161 is a heavy-duty 2-way forged-brass manifold gauge set engineered for accurate pressure measurement and reliable service on R22, R404A and R410A systems. Built for HVAC and refrigeration professionals, the 59161 combines solid brass construction, silicone-dampened large gauges, and premium high-pressure hoses to...

Mastercool 82375 is a handheld oil and UV dye injector engineered to add precise amounts of lubricant or leak-detecting dye to R134a automotive A/C systems using either vacuum draw or system pressure. The 82375 combines a rugged 2 oz all-metal reservoir with a fine...

The Mastercool 83272 is a two-way aluminum manifold gauge set engineered for R1234yf automotive A/C service, combining silicone-dampened 3.5" gauges, a heavy-duty extruded aluminum body, and 72" nylon barrier hoses for precise, reliable diagnostics and charging. Designed and assembled in the U.S., this manifold...

The Mastercool 89661-PRO is a professional-grade R134a two-way manifold gauge set engineered for accurate diagnostics, refrigerant charging, and reliable service on automotive A/C systems. This complete kit combines heavy-duty construction, precision gauges and service-ready accessories so technicians and experienced DIYers can perform refrigerant recovery,...

The Mastercool 82834-E is a heavy-duty, manual high-side quick coupler designed for R134a systems with a 1/4" FL-M connection, providing reliable sealing and fast service hookups. Built from durable aluminum and engineered with a patented head and O-ring sealing, this Mastercool manual coupler gives...

The Mastercool 58490 is a professional R134a valve core remover/installer kit that lets technicians change valve cores while the system stays pressurized, preventing refrigerant loss and speeding repairs. This compact kit is engineered for automotive R134a service and bundles high- and low-side connectors, multiple...

The Mastercool 62010 is a 30 lb DOT‑4BA400 refrigerant recovery cylinder built for safe storage and transport of recovered refrigerants, with a powder‑coated steel body, Y‑valve for liquid and vapor, and factory pressure testing. Designed for HVAC technicians and service shops, this recovery cylinder...

The Mastercool 63010 is a 50 lb powder-coated refrigerant recovery cylinder designed for safe, reusable storage and transport of recovered refrigerants with a Y-valve for separate liquid and vapor control. This heavy-duty recovery tank combines DOT-4BA400 and Canadian approvals with a durable powder-coated finish,...

Mastercool 90032 32 oz Vacuum Pump Oil is a high-viscosity, thermally stable lubricant formulated to support reliable deep-vacuum performance and cleaner evacuations for HVAC and automotive pumps. This 32 oz bottle of Mastercool vacuum pump oil is engineered for professionals and technicians who need...