Browning 1VL44X1/2 Sheave 326058-755 the 7773123 is engineered to

the 7773123 is engineered to withstand the demanding environments of commercial rooftop units and industrial chillers

When your system requires a high-flow solution for air or water media

utilizing a 2-10 VDC modulating control signal (proportional) to maintain exact setpoints

verifying the continuity of the high-pressure cutout is a standard protocol

What causes a blower motor to hum but not spin

Browning 1VL44X1/2 Sheave 326058-755 the 7773123 is engineered toThe Browning 1VL44X1 2 Sheave is a high grade cast iron variable pitch pulley engineered for precision performance in HVACR air handling units and industrial drive systems. Featuring a 1 2" fixed bore and a 4. 15" outside diameter, this single groove sheave is designed for contractors requiring fine tuned control over fan speeds. Utilizing VL variable pitch technology, it provides an adjustable pitch range of 2. 7" to 4. 2", making it compatible with