Compressed Air is regarded as the fourth utility next to power, water and fuel (natural gas), and generally the one that all customers should produce and provide themselves. Compressed air is the ...

The lubricant in refrigeration and air conditioning systems has many important functions. Even though the circulated refrigerant is the working fluid required for cooling, the lubricant or oil is ...

National Compressor’s remanufactured compressors are produced using the state-of-the-art auto-comparison test system (ACT). Compressors are tested hands-free under ACT, which monitors test voltages ...