Barber Colman MA-5210 Actuator

The Barber Colman MA-5210 is a 120V AC electric damper actuator designed for two-position (open/close) control in HVAC systems. It features a spring return mechanism that ensures the damper returns to its fail-safe position upon power loss. This actuator is suitable for applications requiring reliable on/off damper control.​

Technical Specifications

  • Model: MA-5210

  • Type: Electric damper actuator

  • Voltage: 120V AC

  • Frequency: 50/60 Hz

  • Control Signal: Two-position (SPST)

  • Torque: 20 in-lb

  • Run Time: 60 seconds to extend

  • Spring Return Time: 15 seconds

  • Power Consumption: 14 W

  • Enclosure Rating: NEMA 1

  • Operating Temperature Range: 0°F to 140°F (-18°C to 60°C)

  • Mounting: Direct-coupled

  • Condition: New​

Key Features

  • Provides reliable two-position control for HVAC dampers

  • Spring return mechanism ensures safety during power outages

  • Compact design suitable for various installations

  • Designed for 120V AC power supply

Compatible Applications

  • HVAC systems requiring two-position damper control

  • Ventilation and exhaust systems

  • Applications where fail-safe damper positioning is critical

Installation & Maintenance Notes

  • Ensure proper alignment during installation to prevent binding

  • Verify electrical connections match the actuator’s specifications

  • Regularly inspect for signs of wear or damage

  • Follow manufacturer guidelines for maintenance procedures


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