Watts 0121544 Relief Valve Freon ensuring a perfect fit and

ensuring a perfect fit and dependable sealing in demanding thermal applications

Simplified Maintenance: Standard 1-inch bore design allows for quick installation on compatible motor shafts

The Lennox 93J39 limit switch is a critical safety component designed for precise thermal management in high-efficiency HVAC systems

For versatile field applications

The coil is designed for standard 24VAC control circuits commonly found in HVAC systems

Watts 0121544 Relief Valve Freon ensuring a perfect fit andThe Watts 0121544 (Series LF174A) is a high capacity boiler pressure relief valve designed specifically for hot water space heating applications. Engineered with a lead free copper silicon alloy body, this 1. 5 inch valve provides critical overpressure protection for large scale hydronic systems. This specific model, also identified as LF174A 1 1 2 100, is factory set at 100 PSI and features a significant discharge capacity of 5,290,000 BTU hr