Worldwide Presence
Global Platform
Welcome to BOSS-MART - Brightech Online Sales & Service | Genuine Quality Products - 12 Months Warranty
Welcome to BOSS-MART - Brightech Online Sales & Service | Genuine Quality Products - 12 Months Warranty
Product Id# EF24A-S2 Belimo
The EF24A-S2 is a spring-return rotary actuator designed for air dampers up to 6 m².
The EF24A-S2 is a spring-return rotary actuator designed for air dampers up to 6 m². It operates on AC/DC 24 V and includes two integrated auxiliary switches, making it ideal for systems requiring emergency shutoff or position feedback.
| Feature | Details |
|---|---|
| Nominal Voltage | AC/DC 24 V |
| Voltage Range | AC 19.2–28.8 V / DC 21.6–28.8 V |
| Torque | 30 Nm (motor and spring return) |
| Control Type | Open/Close |
| Running Time (Motor) | 75 seconds |
| Running Time (Spring) | 20 seconds @ –20 to +50°C |
| Angle of Rotation | Max 95, adjustable |
| Auxiliary Switches | 2x SPDT (1 fixed at 10%, 1 adjustable 11–90%) |
| Manual Override | Hand crank with locking switch |
| Protection Rating | IP54 / NEMA 2 |
| Ambient Temp Range | –30°C to +50°C |
BossMart has become our go-to platform for industrial supplies. Fast delivery and genuine products every time.
Great pricing compared to offline markets. The product quality is excellent and packaging is always secure.
I ordered industrial tools for my workshop. The delivery was quick and customer support was very helpful.
BossMart is reliable and affordable. Their product range for industrial safety and electrical items is impressive.
Global Platform
24/7 Support
Trusted Platform