you know that keeping a Tjernlund HS4 Power Venter running at peak performance requires exact tolerances

allowing the motor to start load-free

Direct OEM Replacement: Eliminates field modifications when servicing Marley CWH and SRA series heaters

Delivering 1

When replacing legacy mounts

Greenheck 385031 Control 322838-754 you know that keeping aThe Greenheck 385031 is a commercial grade 6AMP 120V speed control designed for precise manual adjustment of permanent split capacitor (PSC) and shaded??? motor types. This solid state fan speed controller is a direct replacement part used extensively in Greenheck SQ centrifugal square inline fans and common sidewall power roof ventilators. Engineered to prevent electromagnetic interference and motor hum, this potentiometer speed dial allows for a