Barber Colman M572-8308 Actuator

The Barber Colman M572-8308 is a pneumatic damper actuator designed for precise control of HVAC dampers. Operating within a 4 to 8 psig spring range, it provides reliable modulation in response to pneumatic signals. The actuator features a spring return mechanism that retracts the actuator shaft upon loss of air pressure, ensuring fail-safe operation.​

Technical Specifications

  • Model: M572-8308

  • Type: Pneumatic damper actuator

  • Control Signal: Proportional

  • Spring Range: 4 to 8 psig

  • Stroke Length: 2 inches

  • Spring Return: Yes; retracts actuator shaft on air pressure loss

  • Mounting: Right-angle bracket

  • Air Connections: Barbed fitting for 1/4″ O.D. plastic tubing

  • Construction: Durable materials for long-term operation

  • Condition: New​

Key Features

  • Provides precise proportional control for HVAC dampers

  • Spring return mechanism ensures safety during air pressure loss

  • Compact design suitable for various installations

  • Designed for 4 to 8 psig control signals

Compatible Applications

  • HVAC systems requiring modulating damper control

  • Ventilation and exhaust systems

  • Industrial process control requiring pneumatic actuation

Installation & Maintenance Notes

  • Ensure proper alignment during installation to prevent binding

  • Verify pneumatic connections are secure and leak-free

  • Regularly inspect actuator for signs of wear or damage

  • Follow manufacturer guidelines for maintenance procedures


We ship this product worldwide! Delivery is normally stock.

Request a Quote now or call us at 1-800-755-2883 for expert assistance

Get A Quote

Fill in the form below, or call us now at 1-800-755-2883

"*" indicates required fields

This field is for validation purposes and should be left unchanged.

Full Product Catalog

See our comprehensive product catalog!