Watts R119-04J Air Reg R-410A 47" WC pressure switch utilizes

47" WC pressure switch utilizes a single-pole single-throw (SPST)

compact unit

or 90-minute frequencies depending on the specific environmental demands of the job site

Resistance testing with a multimeter should show clear variance corresponding to the 10kΩ curve

System Efficiency: Restores factory-standard refrigerant head pressure regulation

Watts R119-04J Air Reg R-410A 47" WC pressure switch utilizesThe Watts R119 04J is a high performance 1 2" NPT air pressure regulator engineered for industrial grade pneumatics requiring a compressed air pilot operated configuration. Built with a rugged zinc body and a balanced poppet design, this unit maintains a consistent downstream pressure even amidst fluctuating inlet supplies up to a 300 PSIG maximum. As a relieving type regulator, it utilizes a Buna N diaphragm and O rings to ensure quick response and