It features improved motor torque

375" tip diameter resist carbon buildup and electrode erosion

eliminating the need for wire stripping or nut-splicing in most applications

which optimizes electrical efficiency and reduces thermal fatigue during continuous duty cycles

Watts 0383308 Valve Freon It features improved motor torqueThe Watts 0383308 is a high capacity ASME Section IV pressure relief valve designed specifically for hot water space heating boilers. Engineered as part of the Watts Series 740, this 1 1 4 inch NPT valve is factory set at 45 PSI and delivers a massive discharge capacity of 2,830,000 BTU hr. Its iron body construction features expanded outlet drain connections (1 1 2 inch) to facilitate rapid pressure reduction during thermal expansion or runaway