This pneumatic temperature controller features a non-compensated capillary system and an 8-foot averaging element

providing the robust performance required for high-tonnage heat pumps and air handlers

ensuring longevity during 100% duty cycle operations in 120V solenoid valve circuits

the Catch-All core is highly effective at removing the moisture and products of oil decomposition associated with polyester (POE) and mineral oils

United Electric J21K-254-1520 Pressure Switch 324846-701 This pneumatic temperature controller featuresDesigned for mission critical chiller and compressor oversight, the United Electric J21K 254 1520 is a heavy duty differential pressure switch engineered to detect pressure variations between two distinct sources. Featuring a 0 90 PSI adjustable range (psid), this unit utilizes high sensitivity phosphor bronze bellows to monitor filter status and verify proof of flow in demanding HVACR environments. The 1520 option integrates a specialized adjustable