Liebert 127972P1S Pressure Switch 340155-7026 High Overpressure Protection: Supports up

High Overpressure Protection: Supports up to 2

This indicates the shaft rotates counter-clockwise when viewed from the lead/wire end of the motor

multi-turn stainless steel adjusting screw

Rotation is easily reversed by swapping the two leads following the wiring diagram on the motor's nameplate to match your specific blower assembly's requirements

the kit includes precisely machined burner orifices

Liebert 127972P1S Pressure Switch 340155-7026 High Overpressure Protection: Supports upThe Liebert 127972P1S Pressure Switch is a high precision OEM replacement engineered for critical pressure monitoring in Liebert environmental control systems and industrial HVAC high side applications. This robust switch is factory calibrated with a 150 PSI Cut Out (CO) and a 100 PSI Cut In (CI), providing a reliable 50 PSI differential to maintain system stability and prevent rapid cycling. As a direct successor to the 127972P1, this component