This Hartland Controls model uses an internal pressure interrupter that safely disconnects the circuit if internal pressure builds due to end-of-life failure

The long radius provides a more gradual turn

Stable Calibration: The liquid-filled sensing bulb ignores ambient temperature shifts

This motor is configured for counter-clockwise (CCW) rotation at the lead end

Heil Quaker ICP 1175308 Switch R-22 This Hartland Controls model usesThe Heil Quaker ICP 1175308 Low Pressure Switch is a critical safety component designed for heavy duty HVACR applications where precise refrigerant monitoring is non negotiable. This genuine OEM part, often identified by the tech spec code LO# SWT,O07 C22, is engineered to protect the compressor from low pressure conditions that lead to overheating and mechanical failure. With a calibrated open setting of 07 PSI and a close setting of 22 PSI, this