Old Air Products Binary Pressure Safety Switch protects the A/C system from excessive high or low system pressures than can damage the system componants. Includes: female binary pressure switch, wire harness with rubber boot, male & female electrical connectors and brass service por

Old Air Products Binary Pressure Safety Switch protects the A/C system from excessive high or low system pressures than can damage the system componants. Includes: female binary pressure switch, wire harness with rubber boot, male & female electrical connectors. Pressure Switch Sp

Upgrade A/C Binary Safety Switch for GM Applications, High/Low Pressure Protects A/C system from excessive high and low pressures. For use with all automotive refrigerants. Made in the ...

Three Function Trinary Pressure Switch The Trinary Switch protects the system from excessive high or low system pressures, in addition to automatically operating electric radiator or condenser fans as needed for maximum system performance. Trinary Safety Switch Pressures: Low ...