MA40-7043
The Schneider Electric MA40-7043 is a SmartX direct-coupled spring return actuator for damper and globe valve control in commercial HVAC and building automation systems. The MA40-7043 provides on/off control at 24VAC/VDC with manual override via 5/32 Allen wrench. The spring return mechanism drives the MA40-7043 to its fail-safe position on power loss. Direct-couple design mounts to a damper shaft without brackets — linkage kit required for globe valve applications. Rated NEMA 2 with 95° rotation adjustable from 40–95°. Formerly sold under TAC, Barber Colman, and Erie brands. As an authorized Schneider Electric distributor, NSI stocks the MA40-7043 with fast lead times. Request a quote today.
Certifications: NEMA 2
Operating Temp: -22–140°F (-30–60°C)
Request a Quote →Specifications
| Type | Electric, Spring Return |
| Torque | 35 in-lb (4 N·m) |
| Voltage | 24 VAC/VDC, 22–30 VDC |
| Signal | 2-Position (On/Off) |
| Fail Position | Spring Return |
| Aux Switch | None |
| Rotation | 95° (adjustable 40–95°) |
| Use | Dampers, Globe Valves |
| Notes | No aux switch, NEMA 2, manual override, linkage req. for globe valves |
Applications
- Damper Control
- Globe Valve Control
- HVAC Air Handling Units
- Building Automation Systems
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