Schneider Electric MA-405 Spring Return Damper Actuator 120V 60 lb-in

The Schneider Electric (Barber Colman) MA-405 is a robust two-position spring return actuator designed for HVAC damper and valve control applications. This electric rotary actuator provides reliable on/off control with 60 lb-in of torque and 180-degree rotation capability.

Key Specifications:

• 120V AC, 60 Hz operation with 25-watt power consumption
• Two-position, spring return operation with SPST switching
• 60 lb-in torque output for positive damper and valve positioning
• 180-degree angle of rotation with clockwise rotation
• Oil-immersed motor and gear train for long service life
• Die-cast aluminum body with NEMA 1 enclosure rating
• Terminal block connections for simple 2-wire installation
• Wide operating temperature range: -40°F to 136°F

Construction & Features:

• Dimensions: 8.5" W × 10.625" D × 8.875" H
• Durable die-cast aluminum housing
• Oil-immersed motor and gear train for quiet, reliable operation
• NEMA 4 rating available with optional watertight conduit connector (field supplied)
• UL listed (US and Canada), UL 873, and CSA approved

Suitable for damper and globe valve applications in commercial HVAC systems. Actuator sizing should be performed in accordance with damper manufacturer's specifications to ensure proper torque matching and reliable operation.