Description
The Schneider Electric (Barber Colman) MA41-7150-502 is a heavy-duty, direct-mount damper actuator engineered for reliable 2-position control in commercial HVAC and building automation applications. Delivering 133 in-lb of torque, this actuator is well-suited for medium to large damper assemblies where positive open/close actuation is required. The spring-return (SR) design ensures the damper automatically returns to its fail-safe position upon loss of power, providing critical protection for building systems and occupant safety.
Key Features
- 120 VAC power supply for compatibility with standard commercial control circuits
- 2-position (on/off) control for straightforward open/close damper operation
- 133 in-lb torque output handles medium to large commercial damper assemblies
- Spring return (SR) fail-safe operation — damper returns to safe position on power loss
- Two (2) built-in auxiliary switches for end-of-travel feedback and system interlocking
- Direct mount (DirMt) design simplifies installation directly onto damper shafts without additional linkage
- Part of the trusted Barber Colman / Schneider Electric actuator family
Product Specifications
- Brand: Schneider Electric (Barber Colman)
- Model / SKU: MA41-7150-502
- Supply Voltage: 120 VAC
- Control Type: 2-Position (On/Off)
- Torque Output: 133 in-lb
- Return Type: Spring Return (Fail-Safe)
- Auxiliary Switches: 2 included
- Mounting: Direct Mount
Applications
- Commercial HVAC air handling units (AHUs)
- Outdoor air, exhaust, and mixed-air damper control
- Building automation and energy management systems
- Fire/smoke damper interlock and safety shutdown systems
- VAV and zone damper applications requiring fail-safe positioning
Why Choose the MA41-7150-502?
The Schneider Electric (Barber Colman) MA41-7150-502 combines robust torque output with the dependability of spring-return technology, making it an ideal choice for mission-critical damper control. The integrated auxiliary switches eliminate the need for external feedback devices, reducing installation time and wiring complexity. Its direct-mount design further streamlines installation, making this actuator a go-to solution for HVAC contractors and building automation professionals.







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