Watts 0383021 Valve Refrigerant Constructed from high-strength

Constructed from high-strength

Common Questions What is the minimum pressure required for this valve to operate

High-Temperature Resilience: The silicon cable jacket is rated for the full sensor range up to 248

Optimized Response Time: Fast electrical actuation ensures precise modulation and immediate flow termination in sensitive fluid management systems

Industrial-Grade Construction: Built with a durable zinc body

Watts 0383021 Valve Refrigerant Constructed from high-strengthThe Watts 0383021 is a high capacity ASME Section IV safety relief valve designed specifically for commercial hot water space heating boilers. This Watts 740 series relief valve features a 1 1 4 inch NPT female inlet and an expanded 1 1 2 inch NPT female outlet, engineered to decrease discharge velocity and prevent potential backpressure issues within the return line. With a factory set relief pressure of 35 PSI and a certified steam discharge