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The York S1-7681-3301 is a professional-grade HVAC rocker switch engineered to restore precise circuit control in a wide range of York heating and cooling systems
Featuring 3/4-inch female NPT connections
this CW (clockwise) rotation blade ensures the blower assembly moves air efficiently from the top intake through the floor-level discharge
Delivering 140 lb-in torque
Honeywell T678A1437 Controller 30067439-890 The York S1-7681-3301 is aThe Honeywell T678A1437 is a heavy duty remote bulb controller designed for precise two stage temperature control in commercial HVACR applications. As a veteran grade mechanical thermostat, it excels in regulating temperatures within ducts, pipes, tanks, and boilers. This model features dual SPDT switch outputs that operate in sequence, making it the standard choice for staging dampers, valves, or multi stage heating and cooling equipment. With a 0
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