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Simplified Installation: Features unpluggable screw terminals and non-interacting zero/span trimmers for fast commissioning
Simplified Installation: Features a wide wrenching hex for efficient mounting on boiler headers or pressure vessels
Precision Engineering: The 4-inch diameter steel tube is factory-sized for exact insertion depths
Key Benefits for the Job Site Universal Thermostat Integration: Dedicated C-terminals provide stable power for WiFi thermostats without the need for external resistors or "add-a-wire" kits
or mechanical cracking
Kunkle Valve 0537-E01-HM0030 Valve R-410A Simplified Installation: Features unpluggable screwThe Kunkle Valve 0537 E01 HM0030 (also identified as 537 E01 HM0030) is a high capacity hot water boiler pressure relief valve engineered for ASME Section IV and ASME Section XIII compliance. Designed specifically for low pressure steam and hot water heating systems, this bronze safety relief valve features a 1" Female NPT inlet and a 1 1 4" Female NPT outlet. With a set pressure of 30 PSI, it supports a significant discharge capacity of 1,649 lb h
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