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the system fails to enter defrost mode
Designed with a synchronous drive
25 Amp set point
Rugged Construction: Features a high-quality snap-acting SPDT switch rated for 15 Amps
Watts 0358553 Valve Els PW 17895 the system fails to enterThe Watts 0358553 (Model 374A 3 4 30) is a high capacity boiler pressure relief valve engineered specifically for hot water space heating boilers. This critical safety component provides overpressure protection with a fixed 30 psi pressure relief setting and a discharge capacity of 550,000 BTU hr. Designed for professional hydronic heating systems, it features a durable iron body construction and a forged bronze inlet to withstand demanding contractor
US$ 49.95
US$ 109.00
US$ 110.00
US$ 49.95