Pay in 4 interest-free payments of $10.03 Learn more
Ships within 48 hours · Estimated delivery Sep 13 - Sep 18
offering versatility across various HVAC projects
often due to a dirty air filter
This part is the primary replacement diaphragm for the M574 series of actuators
if a vent limiting device is added
Key Benefits Precise 150°F Trip Point: Calibrated for high-accuracy thermal sensing to protect the heat exchanger from structural damage
Lochinvar & A.O. Smith 100208509 Power Relay 30067439-890 offering versatility across various HVACThe Lochinvar & A. O. Smith 100208509 Power Relay is a heavy duty 120V HVAC replacement relay engineered for high demand switching in commercial boilers and water heating systems. This OEM power relay functions as a critical control interface, managing the distribution of 120VAC line voltage to essential components such as circulator pumps, air blowers, and high limit safety circuits. Rated at 10. 8 Amps and 60 Hz, this component is designed for
US$ 37.15
US$ 1057.50
US$ 620.00
US$ 850.00
US$ 850.00
US$ 740.00
US$ 387.50
US$ 662.50