Universal Compatibility: Seamlessly interfaces with most major BAS and DDC controllers requiring a standard 10K Ohm Type 3 resistive input

and (2) brass friction washers

If your furnace blower runs continuously while the burners fail to ignite

This specific model is rated for mid-pressure refrigerants like R22 and R407C

For technicians servicing boilers or hydronic systems

MAMAC Systems A-500-1-B-2 Thermowell Universal Compatibility: Seamlessly interfaces withThe MAMAC Systems A 500 1 B 2 is a precision engineered 4 inch stainless steel thermowell designed for immersion temperature sensing in high demand HVACR applications. Machined from a single solid piece of 304 stainless steel, this industrial thermowell eliminates the risk of leaks associated with welded or soldered alternatives, making it resistant to thermal expansion and vibration. With a 1 2" NPT external thread and a 1 4" NPT internal thread, it