Lennox 73K20 Limit Switch 319847-401 Is this button compatible with

Is this button compatible with American Water Heater and State units

utilizing this HVAC prefilter is essential for optimizing the service life of expensive MERV-rated filters downstream while ensuring the system operates within its designed performance curves

Its compact 3" x 3" footprint and robust 10A rating make it a versatile choice for service technicians handling Carrier PF1MNA and 50HC series air handlers

This 1/4 HP 460V motor operates at a fixed 1000 RPM

ensuring complete removal of mineral oil and verifying that the expansion valve is compatible with R-134a is critical for high-side stability

Lennox 73K20 Limit Switch 319847-401 Is this button compatible withThe Lennox 73K20 Limit Switch is a critical safety component designed for furnace high limit protection and temperature regulation in residential HVAC systems. As an OEM Lennox replacement part, this switch features a 3 inch insertion depth and operates on a 130 160F automatic reset logic. It is engineered to monitor heat exchanger temperatures, maintaining a normally closed circuit that opens upon reaching the 160F high limit threshold to prevent