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
On Feb 27, 2026 at 06:19:34 PST, seller added the following information:
On Apr 2, 2026 at 00:08:24 PDT, seller added the following information: