Lennox 12P55 Limit Switch 318423-701 Vibration Dampening: Precision-balanced construction eliminates

Vibration Dampening: Precision-balanced construction eliminates the rattling noise often caused by wheel imbalance

this is a full blower motor assembly that includes the housing and pre-installed wheels

including those for two-pipe hot water and low-pressure steam systems

With a 42 inch capillary length

Lennox 12P55 Limit Switch 318423-701 Vibration Dampening: Precision-balanced construction eliminatesWhen you are dealing with a furnace that is short cycling or hitting the high limit threshold prematurely, the Lennox 12P55 Limit Switch (Model L190 30F) is the exact OEM replacement required to restore safe operation. This bimetallic disc limit switch is engineered to monitor heat exchanger temperatures, featuring a critical 190F cutout setpoint and a 30F differential for the reset. As a primary safety component in Lennox residential furnaces, it