R744 Refrigerant, Carbon Dioxide, CO2, Mastercool 55661 Professional Gauge Set

R744 Refrigerant, Carbon Dioxide, CO2, Mastercool Professional Gauge Set

***Always wear safety glasses and gloves when working with ALL Refrigerants including R744.

(1) Mastercool Model 55661 R744 Professional High Pressure Gauge Kit.

• Free-floating design results in less wear and tear compared to standard twisting piston valves


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• Double O-ring allows for tighter seal, resulting in less leaks


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• Oil filled, class 1% (1A), 2 3/4" gauges


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• Supplied with steel braided hoses for CO2


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• Easy to read temperature scales on gauge face


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• Solid extruded aluminum body


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• Large, easy to grip knobs


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• 1/4" SAE connection


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• Units: PSI/MPa


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• Refrigerant scale: R744