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It is not for use with 2001622A or 2001621A models
preventing pressure drops that trigger safety cut-outs
Probes are sold separately to allow for custom length selection based on tank depth
Optimized Compatibility: Verified for use with 1–3 ton Source 1 and York systems
Heil Quaker ICP 1174694 Pressure Switch 318518-761 It is not for useEnsure your system remains operational with the Heil Quaker ICP 1174694 Pressure Switch, a critical safety component designed specifically for monitoring low pressure thresholds in HVACR equipment. This OEM ICP replacement part (1174694) is engineered to protect the compressor by interrupting the control circuit if refrigerant pressure drops below safe operating levels, preventing expensive damage and motor burnout. Built to rigorous Heil Quaker