Greenheck SP-A125 Fan 318172-701 Standard Connectivity: Utilizes a SPST

Standard Connectivity: Utilizes a SPST configuration and standard terminals for rapid 1:1 swap-outs during service calls

Always verify the incoming line voltage and the presence of the jumper on pins 1 and 2 of the 5-pin connector

This heavy-duty component resists thermal cycling stress

Durable Construction: Heavy-duty cast iron housing and precision scroll geometry offer high COP values and reduced vibration

Greenheck SP-A125 Fan 318172-701 Standard Connectivity: Utilizes a SPSTThe Greenheck SP A125 Fan is a heavy duty, 115V 1100RPM ceiling exhaust fan engineered specifically for high efficiency ventilation in residential, multifamily, and commercial applications. As a direct drive centrifugal unit, this model is built for clean air service where low sound levels are non negotiable, delivering between 109 and 144 CFM depending on system static pressure. The PSC motor is thermal overload protected and speed controllable,