Erie By Schneider Electric 0453H0077GB01 120V Medium Duty Damper Actuator with Switch

The Erie By Schneider Electric 0453H0077GB01 is a medium-duty damper actuator designed for two-position, spring return damper applications suitable for up to 250 square inches of balanced damper. This 120V AC model features direct drive operation and includes an integrated end switch for enhanced control and monitoring capabilities in HVAC systems.

Key Features:

• Simple two-wire thermostat control for easy installation
• Hysteresis synchronous motor with lost motion drive to protect the gear train from closing shock
• Direct drive configuration eliminates need for linkage hardware
• Integrated SPST end switch rated for 10 Amps at 120 VAC
• Operating temperature range: 0°F to 120°F (-17°C to 49°C)
• NEMA Type 1 enclosure rating
• UL listed and CE compliant

The 453H series medium-duty damper actuators are engineered for reliable performance in a variety of two-position, spring return damper applications. The spring return mechanism ensures the damper returns to a safe position in the event of power loss, making it ideal for commercial and residential HVAC systems. The included end switch provides valuable feedback for building automation systems and control panels.

Technical Specifications:

• Voltage: 120V AC at 60 Hz
• Control Type: Two-position, spring return
• Motor Type: Synchronous AC
• Drive Type: Direct drive
• End Switch: SPST, 10A @ 120VAC
• Damper Capacity: Up to 250 sq. in. balanced damper
• Enclosure: NEMA Type 1, non-condensing

This actuator is commonly used in residential and light commercial HVAC applications including furnaces, air handlers, and zone control systems where reliable damper control is essential for system efficiency and comfort.