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Commercial Grade Durability: Constructed to resist oxidation and warping in high-heat industrial and commercial heating environments
This 24V DPST N/O sequencing relay controls the staging of heating elements to prevent excessive amperage draw and circuit breaker trips during startup
Diagnostic Reliability: Provides consistent illumination for monitoring burner cycles
reducing the need for brazing in tight or sensitive service areas
Watts 0342682 Relief Valve Commercial Grade Durability: Constructed toThe Watts 0342682 Relief Valve (Series 330 30) is a contractor grade pressure safety component engineered for residential and commercial hydronic heating systems. Featuring a 3 4 inch MxF (Male NPT x Female NPT) connection, this valve is fixed at a 30 PSI set point to protect low pressure hot water boilers from over pressurization. It is rated for a discharge capacity of 375,000 BTU hr, making it a standard choice for most mid sized boiler
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