Lennox 20B48 Limit Switch/Thermostat with Insert, L220-40F

The Lennox 20B48 Limit Switch/Thermostat With Insert is a safety device made to shut down the HVAC unit if the temperature of the space exceeds the set limit, preventing damage from overheating.

• Using real OEM thermostats and high limits minimizes the amount of downtime your unit has should it stop working
• Fits popular LGH036H4 ULNX-01, LGH048H4 ULNX-01, LGH036H4 ULNX-05 units and more (see FITS MODELS below for complete list)
• Insert: Yes
• Product Type: Limit Switch/Thermostat
• Temperature Rating: L220-40F