breaking the electrical circuit to the gas valve if internal plenum temperatures exceed the factory-set limit

the B1401003S is built to original factory specifications

Linear Signal Output: Delivers a consistent proportional output to ensure the control loop responds accurately to temperature fluctuations

It employs flame rectification technology for remote flame sensing

Conbraco 18C-522-8-150 Valve THPU32HP7Y breaking the electrical circuit toThe Conbraco 18C 522 8 150 is a heavy duty, bronze Temperature and Pressure Relief Valve engineered for high capacity commercial hot water heaters and storage tanks. Featuring a robust 1" Female NPT inlet and outlet, this valve is factory set at 150 PSI and 210F to provide reliable overpressure and thermal protection. With a substantial 3,625,000 BTU capacity, it meets the rigorous demands of large scale HVACR and plumbing systems. The 8" probe length