Description
forcing the heat exchanger to reach the 150°F cutout point
the Watts 0887124 is specifically designed for the 909 relief valve series
Key Benefits OEM Compatibility: Designed specifically for Nordyne
facilitating accurate tuning for diverse burner requirements
Lennox 18K69 Limit Switch forcing the heat exchanger toThe Lennox 18K69 Limit Switch is a critical safety component designed for precise thermal management in Lennox electric furnaces and air handlers. This OEM replacement part, also identified as 18K6901, features an L150F L333F configuration, meaning it is set to "Open on Rise" when temperatures hit the 150F threshold and automatically resets when the system cools to 110F. For a technician in the field, this auto reset limit switch ensures the heating
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy

























