If your furnace is blowing cold air or only reaching partial temperature

Versatile mounting capability allows installation from 0 to 90 degrees in any direction from the upright position

The use of capacitance sensing technology ensures long-term signal integrity and resistance to overpressure conditions occasionally found in ductwork applications

Fabricated from corrosion-resistant galvanized steel

Functional Devices PSMN500A Power Supply Els PW 17895 If your furnace is blowingThe Functional Devices PSMN500A is a robust 500VA industrial grade power supply designed for high demand Building Automation Systems (BAS) and HVACR control applications. Operating with a primary input of 120 240 Vac and providing a reliable 24 Vac output, this unit is engineered for stable performance in multi zone controller configurations and heavy load damper actuators. The RIB PSMN500A features a built in circuit breaker to protect downstream low