Designed with a robust high-temperature rod

the housing includes two 1/8" NPT gauge ports

whereas the "NSA" version utilizes a standard terminal block for field-wired connections

Corrosion Resistance: Specifically treated to handle the acidic condensate produced by high-efficiency gas combustion

If the internal fan or water distribution components are not rotating despite receiving power

Browning 2AK61H Sheave R-448A Designed with a robust high-temperatureThe Browning 2AK61H Sheave is a precision engineered double groove cast iron pulley designed for high performance power transmission in commercial HVACR systems. This 5. 95" O. D. sheave is manufactured from high grade grey cast iron, ensuring structural integrity and vibration dampening under heavy belt loads. Specifically engineered for A section belts (4L) and 3L fractional horsepower belts, this unit utilizes the versatile H series bushing system,