Resideo MX130LF Valve 321894-709 It is a passive resistance

It is a passive resistance sensor that draws detection current directly from the HVAC controller input

Common failure modes including continuity loss or physical "bulging" of the thermostat housing can lead to excessive ice buildup or total heater failure

steady air temperatures

or the system is running but no air is moving through the discharge duct

Universal Compatibility: Mounts directly to 1/2-inch to 1

Resideo MX130LF Valve 321894-709 It is a passive resistanceFor high capacity commercial and residential systems, the Resideo MX130LF Valve is a reliable solution for managing large flow hot water mixing. As a veteran grade thermostatic mixing valve, it utilizes a proportional design to balance hot and cold supplies, maintaining a constant water temperature even during significant fluctuations in pressure or demand. This 2 inch lead free mixing valve features a CV of 18, making it suitable for central