Lennox 51M87 Pressure Switch 320734-701 Includes mandatory conversion labels to

Includes mandatory conversion labels to meet local mechanical codes and inspection requirements

Common Questions How do I know if the ECO has tripped on my 100108951 thermostat

Key Benefits for Contractors Direct OEM Compatibility: Specifically engineered for York HVAC systems to ensure the correct microamp signal to the ignition control board

The Danfoss 032U7120 is a high-performance EV220B 20B G 34 E EPDM servo-operated 2/2-way solenoid valve designed for rigorous industrial and HVACR applications

ensuring your client's blower motor operates within designed parameters

Lennox 51M87 Pressure Switch 320734-701 Includes mandatory conversion labels toThe Lennox 51M87 is a precision engineered furnace pressure switch designed for critical venting safety within Lennox HVAC systems. This 1. 6" WC SPDT N. O. pressure switch functions as a fail safe, ensuring the inducer motor is generating adequate static pressure before allowing the ignition sequence to proceed. The 51M8701 is the identical direct replacement, maintaining the exact factory set point of 1. 60 inches of water column. As a Single Pole