Lennox 18K43 Limit Switch Els PW 17895 reducing callback rates for pilot

reducing callback rates for pilot outages

utilizing a 12

technicians can prevent premature bearing wear caused by improper housing clearance or excessive oscillation

engineered to withstand the thermal stress of repeated ignition cycles without degrading the spark gap or insulation integrity

it facilitates the replacement of model 2CH and model 2C incinerator-target pilots

Lennox 18K43 Limit Switch Els PW 17895 reducing callback rates for pilotThe Lennox 18K43 Limit Switch is a high temperature safety control engineered for precision in Lennox furnaces and heat pumps. This Normally Closed (NC) switch is designed to interrupt the ignition circuit upon detecting excessive temperatures, effectively protecting the heat exchanger from thermal stress. As a genuine Lennox OEM replacement part (also identified as Lennox 18K4301), it provides exact mechanical and electrical compatibility for a