Lennox 74W76 Limit Switch THPU32HP7Y this SPDT pressure switch is

this SPDT pressure switch is a critical safety component that monitors inductor fan operation by sensing air pressure differentials

For technicians working on residential or commercial boilers

Can I use this to replace a standard single-stage gas valve

it draws its signal directly from the controller's analog input loop

What is the maximum torque rating for the LFC24-3-R

Lennox 74W76 Limit Switch THPU32HP7Y this SPDT pressure switch isThe Lennox 74W76 Limit Switch is a critical safety component designed for precise thermal regulation within residential and commercial Lennox HVAC systems. As a veteran grade furnace high limit switch, this OEM part is calibrated with a 200F cut out temperature to prevent heat exchanger damage and ensure safe operational cycles. This auto reset switch (Part #102135 11) is engineered for high demand environments, offering reliable continuity for