regulating the flow to ensure water returning to the boiler never drops below 140°F

This remote bulb temperature control operates within a wide 90°F to 325°F (32°C to 163°C) range

with an accessory clamp accommodating up to 3/4” shafts

Can I use this valve for 24V control circuits

Watts 0121479 Valve Refrigerant regulating the flow to ensureFor high demand hydronic systems and hot water space heating boilers, the Watts 0121479 (model LF174A 3 4 125) provides critical overpressure protection. This lead free boiler pressure relief valve is engineered with a lead free copper silicon alloy body to ensure durability and compliance in various installations. Featuring a 3 4 inch NPT female inlet and outlet, it manages a broad 2,070,000 BTU hr capacity at a fixed 125 PSI relief setting. The non