this assembly replaces previous part numbers 31J3501 and NCO-31J35

energy-efficient operation essential for consistent indoor air quality

the P70 series controller ensures a reliable connection to the system's high and low-pressure ports without the need for constant adjustment

This SKU specifically refers to the Lennox 32M17 mount band

Is the 20k Ohm NTC thermistor compatible with my controller

Trane VAL20399 Gas Valve 321142-301 this assembly replaces previous partThe Trane VAL20399 is an essential 3 4x3 4 Service Gas Valve specifically engineered for high performance gas furnace repair and commercial HVAC applications. This OEM Trane service valve features a robust 0. 75 ODS x 0. 75 ODS connection with female braze ports, ensuring a leak free interface in demanding environments. Designed for left hand mounting, this replacement gas valve provides precise fuel regulation and a reliable point of entry for