Resideo M847A1072 Actuator

Two Position Draft Damper Actuator, 24Vac, Spring Return, 1.9 Lb-In Torque, 20 Second Maximum Run Time, Round Shaft, Includes 3.8" Linkage Arm, 40-125 Degree Operating Range, 5-95% RH Operating Humidity Range, Wheel Rotates Clockwise (When Facing Wheel)

Resideo M847A1072 Actuator – Two-Position Draft Damper Actuator, 24VAC, Spring Return

The Resideo M847A1072 Actuator is a high-performance, two-position draft damper actuator designed for solid fuel furnaces, boilers, and other light-duty HVAC applications. Operating on 24 VAC, this dependable actuator provides spring return operation, a fast 20-second maximum run time, and a torque output of 1.9 lb-in, ensuring reliable damper positioning and efficient system airflow control.

Built for durability and precision, the M847A1072 features a foot-mounted, direct-coupled design with a round shaft and includes a 3.8" linkage arm and 38" linkage chain for easy installation. With an operating range of 40–125°F (5–50°C) and 5–95% RH, it performs consistently even in demanding environments. When energized, the actuator wheel rotates clockwise (when facing the wheel) for predictable, controlled operation.

Product Features

• Model: Resideo M847A1072 / SKU: M847A1072/U

• Type: Two-Position Draft Damper Actuator

• Voltage: 24 VAC

• Torque: 1.9 lb-in

• Run Time: 20 seconds maximum

• Operation: Spring return

• Mounting: Foot-mounted, direct-coupled

• Rotation Direction: Clockwise when energized (when facing the wheel)

• Shaft Type: Round shaft

• Included: 3.8" linkage arm & 38" linkage chain

Specifications

• Operating Temperature: 40–125°F (5–50°C)

• Operating Humidity Range: 5–95% RH

• Frequency: 60 Hz

• Product Height: 3.5 in (89 mm)

• Product Width: 2.63 in (66 mm)

• Product Depth: 3.31 in (84 mm)

• Product Weight: 1.8 lb

Description

The Resideo M847A1072 actuator is part of the proven M847A Series, designed for use with two-wire, 24V thermostats or other low-voltage controllers. Ideal for controlling draft dampers on solid-fuel furnaces, boilers, and similar systems, it delivers reliable performance, fast response, and easy installation. Its durable construction and wide environmental operating range make it a trusted choice for residential and light-commercial HVAC applications.