Resideo RC840 Electromechanical Relay 319825-402 which allows downstream pressure to

which allows downstream pressure to be exhausted when the set point is reduced

They are the same technical component and are interchangeable for 1/2" flare configurations

This 3-inch stroke unit features a right-angle bracket and is engineered for precise air volume control within a 8 to 13 psi spring range

Industrial Build Quality: Features a 56HZ frame with ball bearings for high-duty cycle reliability in demanding environments

Inspect the Copeland 521-0176-00 whenever the terminal cover is removed

Resideo RC840 Electromechanical Relay 319825-402 which allows downstream pressure toThe Resideo RC840 Electromechanical Relay is a versatile switching solution designed for seamless integration between line voltage equipment and 24V low voltage controls. Engineered for multi voltage applications, this relay handles 120 Vac, 208 Vac, 240 Vac, 277 Vac, and 347 Vac, making it a standard truck stock item for commercial and residential technicians. It operates with a 24V 40 mA 1 VA control signal and provides reliable on off switching for