Aprilaire 8028 Control 328140-751 and -015 series

and -015 series

Specifically designed for Williams 1403

Standard 1/2" Fitting: Features standard 1/2" NPT inlet and outlet ports for straightforward piping integration with existing gas trains

Direct Drop-in Compatibility: Effectively replaces ESP-OL60EM2 and other OEM unit bearing motors with the same footprint

The SPST (Single Pole Single Throw) configuration provides a reliable normally-open circuit that closes under proper pneumatic pressure

Aprilaire 8028 Control 328140-751 and -015 seriesThe Aprilaire 8028 Control is a dedicated Damper Power Distribution Pnl designed to streamline the management of motorized dampers within high performance HVAC systems. This HVAC zoning accessory acts as a central hub, providing regulated power distribution for up to 10 dampers, ensuring consistent 24VAC delivery across complex forced air zoning layouts. By consolidating wiring into a single, organized interface, the Aprilaire 8028 reduces voltage