Erie Controls AT33A000 Valve ActuatorThe Erie Controls AT33A000 Valve Actuator is a compact 24 V AC, synchronous motor device designed for precise valve control in heating and cooling systems. This 3 Wire Floating, Proportional, Rotary actuator delivers smooth, non spring return operation for VM Zone Valve applications. With a NEMA 1 enclosure and a rugged plastic body, it withstands typical commercial environments. Operating temperature 32 to 125 Deg F, frequency 50 60 Hz, and a 1 VA

Built for demanding conditions

Compact dimensions: 2-3/8" W × 1-1/2" D × 1-5/8" H

Power: Includes a disposable battery for reliable operation with no external power needed

it supports straightforward wiring and calibration procedures

reducing downtime during replacements

this motor provides a practical balance of power and efficiency for everyday blower operation

and tight shutoff when de-energized

aided by internal sensing for accurate status reporting

helping minimize cold-start delays

accurate temperature regulation without the use of mercury

The two-pole configuration and robust construction make it suitable for demanding environments while maintaining safety and efficiency

Engineered for durability and dependable service