Overview
The Belimo EFB120 is a high-torque spring return damper actuator designed for fail-safe line voltage (100 to 240 VAC) on/off control of large air dampers in commercial HVAC systems.
Features
- Wide voltage supply range (100 to 240 VAC) simplifies wiring without step-down transformers
- High output torque (270 in-lb) handles large damper sections easily
- Mechanical spring return fail-safe operation provides absolute power-loss positioning
- Universal shaft clamp for fast direct mounting onto damper shafts
Specifications
- Torque: 270 in-lb [30 Nm]
- Nominal Voltage: AC 100 to 240 V
- Control Type: On/Off
- Actuator Type: Spring Return
- Power Consumption: 9.5 W running, 4.5 W holding
Applications
- High-torque fail-safe air damper actuation in commercial HVAC ductwork
- Main intake, exhaust, and face/bypass damper control



Reviews
There are no reviews yet.