Refrigerant Charging
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Robinair Vacuum Pump, CoolTech® - 6 CFM
This Robinair vacuum pump has been designed to be lightweight, easy to use, and durable enough to provide reliable operation. With a high CFM rating for fast, thorough evacuation and a two-stage rotary... MORE INFO
Your Price: $369.95
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Robinair Vacuum Pump, VacuMaster - 5 CFM - High Performance
This Robinair vacuum pump features a two-stage design that cleans the system more thoroughly than a single-stage pump; the second stage starts pumping at a lower pressure so you can pull a deeper,... MORE INFO
Your Price: $254.95
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Supco® PCS220 Programmable HVAC Refrigerant Charging Scale
Programmable unit lets you set the desired amount of refrigerant required to charge a system. A built-in solenoid delivers the precise weight, and sounds an alarm when the job is complete. Works with... MORE INFO
Your Price: $299.95
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Refrigerant Charging
Most non-electrical HVAC/R problems are charge related. Many systems in operation are undercharged or overcharged. This can cause decreased efficiency and compressor failure. The higher the efficiency of a system, the more critical it is that it is charged properly. Measure refrigerant pressure and temperature and calculate superheat or subcooling with our refrigerant charging devices from Fieldpiece.














