Watts 0121589 Valve R-410A Key Benefits Dual-Purpose Protection: Effectively

Key Benefits Dual-Purpose Protection: Effectively manages overpressure from both thermal expansion during normal cycles and over-firing conditions

featuring improved material resilience while maintaining the same HVAC part compatibility footprint

Optimized Airflow: Maintains exact motor positioning to ensure proper fan pitch and clearance for peak thermal exchange

and seals that address common mechanical failures caused by debris or long-term wear

Watts 0121589 Valve R-410A Key Benefits Dual-Purpose Protection: EffectivelyThe Watts 0121589 is a high capacity 1" T&P relief valve designed specifically for heavy duty commercial hot water supply tanks and heaters. Part of the Watts LFN240 series, this model is the lead free iteration of the N240X 9 150, providing automatic temperature and pressure protection for systems with high BTU inputs. It features a 1 inch NPT female inlet and outlet, with a factory pressure relief setting of 150 psi and a temperature relief point of