It replaces legacy reference numbers such as 025-32966-000 and SEN-4907

What kind of loads can the relays handle

This SPST (Single Pole Single Throw) switch remains normally open and closes only when the system achieves the necessary venting pressure

As a mechanical timer

If your diagnostic code indicates a pressure switch failure or draft issue

Conbraco 18C-521-5-150 Valve 30067439-890 It replaces legacy reference numbersThe Conbraco 18C 521 5 150 is a high capacity ASME Section IV certified primary safety device engineered for commercial hot water storage tanks and large scale heating systems. Designed to prevent catastrophic vessel failure, this 1" MNPT x 1" FNPT temperature and pressure relief valve provides a 2,155,000 BTU hr capacity, making it a standard for mechanical contractors servicing high output boilers. The valve is factory set to open at 150 PSI or