Proven Reciprocating Technology: Built for durability in demanding condenser environments with simplified electrical wiring

Environmental Protection: The NEMA 4X enclosure and anodized aluminum body resist corrosion and harsh conditions

When you're on a job and need a reliable ignition solution

the paddle triggers the SPST contacts

Watts 0383740 Valve R-410A Proven Reciprocating Technology: Built forThe Watts 0383740 (Series 740) is a high capacity iron body boiler pressure relief valve designed specifically for large scale hot water industrial and commercial heating systems. This ASME Section IV certified valve features a 1. 5 inch NPT female inlet and a 2 inch NPT female expanded outlet to facilitate rapid pressure discharge, effectively preventing catastrophic system failure due to thermal runaway. With a factory set relief pressure of 40 PSI