United Electric J21K-357 Pressure Switch 320720-756 extending the service life of

extending the service life of the valve assembly in demanding cycles

How do I know if the HH83XB430 is the correct breaker for my unit

This motor operates on a 3-phase power supply and is compatible with 200-230V or 460V systems

Designed for reverse acting operation

Its compact design and 1/4-inch quick-connect terminals ensure a streamlined gas valve installation for contractors in the field

United Electric J21K-357 Pressure Switch 320720-756 extending the service life ofThe United Electric J21K 357 is a dual bellows differential pressure switch engineered for precision monitoring in demanding HVAC and industrial environments. This model features an adjustable set point range of 0 to 70 PSID, providing reliable filter status monitoring and flow verification for chillers, compressors, and pump systems. The J21K 357 is housed in a rugged, epoxy coated aluminum NEMA 4 enclosure, ensuring protection against water and dust