Female R134a 1/4 FF binary high-low pressure switch, low opens at 28 PSIG closes at 29 PSIG, high opens at 384 PSIG closes at 298 PSIG | Air Components
Low Pressure Switch Kenworth OEM# 650446BSM
Low Pressure Cycling Switch - Normally Open with M12 Female Fitting (2601194) - AC Parts for Auto, Truck, Off-road, AG, & Farm