Resideo Honeywell M847D-Zone, Replacement Motor For ARD And ZD Zone DampersCondition:* New Surplus Stock, In OEM Packaging. Some Shelf Wear. As Pictured.Additional Notes:* 24 Volt ACspring return actuators designed for ARD, EARD and ZD residential zone dampers.* Simplified, adjustable minimum and maximum range stops allows control of the temperature to tailor the HVAC damper to individual needs.* Replacement motor for ARD and ZD zone dampers* Direct replacement for M847D1004* Low voltage, spring-return damper actuator* Power closed, spring open motor* 30 seconds power open/10 seconds spring return* Simplified, adjustable range stops* Equipped with anti-rotation and drive shaft extensions for direct mounting to 7/16 inch diameter * coupling style dampers* Wire terminals: M1-Power; M6 Common; M4 (optional)-LED indicationResideo HoneywellM847D-Zone