Remove the cover and use the internal adjustment screw while monitoring the system with a calibrated manometer to ensure the switch trips at your specific pressure set point

As a direct replacement for ZR250KC-TWD-251 and ZR250KCE-TWD-251

Utilizing standard 18-2 thermostat wire for connection to the OT terminals

always verify that the 650 PSI maximum pressure rating aligns with the specific requirements of your subcritical rack application

Lennox 10M24 Service Valve 319848-301 Remove the cover and useThe Lennox 10M24 Service Valve is a critical 3 4 inch refrigeration service valve designed for specific Lennox residential and commercial condensing units. This sweat connection valve facilitates professional system evacuation, vacuum testing, and refrigerant recovery during routine maintenance or component replacement. Constructed with heavy duty brass to withstand high pressure R 410A environments, this component ensures a leak proof seal and