This model is specifically engineered and oil-charged for R407C

and R-1234ze refrigerants

the Carrier 4654 supports optimal humidifier performance by ensuring the solenoid valve delivers water directly to the distribution tray without restriction

Engineered to interface with the Resettable Thermal Switch (RTS)

Hubbell Industrial Controls 69ES1 Pressure Switch R-22 This model is specifically engineeredThe Hubbell Industrial Controls 69ES1 Pressure Switch is a contractor grade solution for precise pressure monitoring in water well systems and heavy duty HVACR applications. Engineered for direct integration with pumps up to 5 HP, this Pro Control series switch features an adjustable 15 25 PSI differential. With a minimum cut in of 10 PSI and a maximum cut out of 80 PSI, it provides the versatility required for demanding commercial and industrial pump