Watts 0121494 Relief Valve R-410A Enhanced Protection: Integrated dust cover

Enhanced Protection: Integrated dust cover prevents environmental contaminants from pitting or fouling the contacts

this unit features a fixed 10-degree differential

This centrifugal draft inducer is designed to facilitate proper combustion by venting flue gases and maintaining correct static pressure within the heat exchanger

Reduces furnace ignition failures and technician callbacks by restoring OEM-level precision to the burner tray

This 100VA capacity provides ample overhead for complex control circuits

Watts 0121494 Relief Valve R-410A Enhanced Protection: Integrated dust coverThe Watts 0121494, also identified as the LF174A 1 75, is a high capacity pressure relief valve designed specifically for hot water heating boilers and hydronic heating systems. Featuring a 1 inch female NPT inlet and outlet, this Lead Free copper silicon alloy valve provides robust protection against over pressure conditions with a factory set relief pressure of 75 PSI. With a massive steam discharge capacity of 2,055,000 BTU hr, it is engineered for