Description
The M847D is a two position, 24 Vac spring return actuator designed to operate ARD, EARD and ZD zone dampers.
Features
- Low voltage, spring-return damper actuator.
- Equipped with anti-rotation and drive shaft extensions for direct mounting to 7/16 inch diameter coupling style dampers.
- Adjustable range stops.
- Direct replacement for M847D1004
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