Resideo RC840 Electromechanical Relay 319825-402 They are the same technical
Baker’s notes & crumb story
Description
Resideo RC840 Electromechanical Relay 319825 402 They are the same technical 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