Lennox 20W36 110-150F AUTO Limit Switch

110-150F AUTO Limit Switch

The Lennox Part Number 20W36 is a 110-150F AUTO Limit Switch.

This limit switch is the replacement for the Lennox part number 20W36, and measures 10-32 inches in length. It switches 110-150F and is a single pole, single throw limit switch.

This electronic limit switch is used to automatically stop the carrier motor when temperature setpoint is reached.

The Lennox 20W36 Limit Switch is compatible with HI/LO, three-stage, auto defrost, and upflow furnaces. 030669105000

The Lennox 20W36 Limit Switch is a snap-in, snap-out Device that controls the Heating and Air Conditioning Systems. The limit Control is On/Off type, thermostatic and has a self-cleaning needle tempered probe.

This Lennox 20W36 Limit Switch is an Over Temperature Thermal Switch. This product is designed to monitor and protect against potentially damaging highs and lows in a heating system. Using a microprocessor this device will shut the system down to stop further damage and restart the system when safe operating temperatures have been restored.

Lennox limit switches are designed for use with Compact Heat, IQ Hyper Heat and BAC/HeatClimb® systems. Lennox limit switches are factory set and only need to be plugged into the system to operate. Offering a low profile design and various mounting capabilities, Lennox limit switches can be installed in equipment cabinets or within the heat stack itself.