What is the difference between the 14506635-002 and the 14506635-002/U

the unit is equipped with automatic ball checks that immediately shut off fluid flow

Technicians should observe the diagnostic LED

shielding terminal blocks and wiring from dust

Carrier HK06UC011 Pressure Switch Els PW 17895 What is the difference betweenThe Carrier HK06UC011 Pressure Switch is a factory authorized OEM replacement engineered for precise compressor oil pressure monitoring in commercial and residential refrigeration systems. Specifically designed as a 6# cut out oil pressure switch, this component serves as a critical safety limit, opening the control circuit if differential oil pressure drops below the 6 PSI threshold to prevent catastrophic mechanical failure. As a direct supersession