Mastercool

SPARK FREE 6CFM SINGLE STAGE VACUUM PUMP Refined machining process creates an improved surface finish extending the longevity of the pump life. Expanded internal oil path creates less friction and...

8 CFM 2 STAGE VACUUM PUMP Refined machining process creates an improved surface finish extending the longevity of the pump life. Expanded internal oil path creates less friction and ultimately less...

12 CFM 2 STAGE VACUUM PUMP Refined machining process creates an improved surface finish extending the longevity of the pump life. Expanded internal oil path creates less friction and ultimately less...

ACCU-CHARGE II PROGRAMMABLE REFRIGERANT SCALE W/ BLUETOOTH WIRELESS TECHNOLOGY Mastercool’s electronic charging scale with Bluetooth wireless technology features an extra-large LCD display for easy...

Charging Adapter Repair Kit 55 piece assortment of replacement gaskets, O-rings, and depressors for charging hoses and adapters. Includes:. 1/4 Gasket, 10 pieces (42010). 1/4 Depressor, 10 pieces...

72" Standard Charging Hose Set with 1/4” SAE Standard Fitting Mastercool uses only Grade 5 Hose for high pressure applications. Knurled brass nuts make finger tightening easy. Crimped with 8 segment...

14 Piece Universal Cooling System Pressure Test Kit Detects and exposes external system leaks. Detects internal engine leaks due to blown gaskets or cracked block. Includes hand pump, thermometer and...

Large Ring For Large 9in Truck Bladder XL ring for large 9 in truck bladder to prevent from dropping into stack 43060-HDBR-9

COMBUSTION GAS LEAK TESTER KIT Dual chamber for improved accuracy and to reduce the risk of coolant contaminating the test. Works on gasoline & diesel engines. Indicates that a leak is present when...

96" Nylon Barrier Charging Hose Set with 1/4” SAE Standard Fitting Mastercool uses only Grade 5 Hose for high pressure applications. Knurled brass nuts make finger tightening easy. Crimped with 8...

96" Nylon Barrier Charging Hose Set with 1/4” SAE Automatic Shut-Off Valve Fitting Mastercool uses only Grade 5 Hose for high pressure applications. Knurled brass nuts make finger tightening easy...

CGA580 Nitrogen Pressure Regulator Mastercool’s new nitrogen regulator is specifically designed to meet the specifications of HVAC/R and automotive A/C systems. This single stage nitrogen regulator...