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BELIMO Damper Actuator: Dampers, On/Off, Spring Return, 22 in-lb, 100 to 240V AC - Fail-Safe Actuators with Spring Return
BELIMOFail-Safe Actuators with Spring Return

BELIMO Damper Actuator: Dampers, On/Off, Spring Return, 22 in-lb, 100 to 240V AC

The BELIMO TFB120 is a fail-safe damper actuator with spring return, operating in on/off mode. It accepts 100 to 240V AC input, delivers 5VA power, and features a 0 to 95° stroke with CW/CCW shaft rotation for 1/4"…

SKU 3G-OTH-67110

Brand
BELIMO
Item
Damper Actuator: Dampers, On/Off, Spring Return, 22 in-lb, 100 to 240V AC
Category
Fail-Safe Actuators with Spring Return
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Technical Specifications

BELIMO
Manufacturer Part Number
TFB120
Type
On/Off, Spring Return, 22 in-lb, NEMA 2 / IP54
AC
100 to 240V
Shaft Type
1/4" to 1/2"
Power Rating
5VA
Input Voltage
100 to 240V AC
Output Signal
1 Auxiliary Switch
Plenum Rating
Plenum Rated
Stroke Degree
0 to 95°
Shaft Rotation
CW/CCW
Auxiliary Switch Included
Yes
Electrical Connection Type
Hardwired
For Use With Building Automation Systems
Not Building Automation System Compatible
View Full Spec Sheet

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BELIMO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BELIMO TFB120 is a fail-safe damper actuator with spring return, operating in on/off mode. It accepts 100 to 240V AC input, delivers 5VA power, and features a 0 to 95° stroke with CW/CCW shaft rotation for 1/4" to 1/2" shafts. This plenum-rated actuator includes one auxiliary switch and is hardwired, but is not compatible with building automation systems.

Used in

Common applications for BELIMO
Commercial HVAC damper control — Belimo GMB24-SR proportional actuator for modulating air volume in VAV systems
Hydronic zone temperature regulation — Belimo Z3075Q-J+CQB24-3 3-way zone valve for radiant floor heating loops
Smoke management systems — Belimo TFB24-SR spring return actuator for fire damper closure on power loss
Industrial ventilation balancing — Belimo NMB24-SR non-spring return actuator for large duct dampers in factories
Chilled water valve actuation — Belimo Z2075Q-K+CQB24-3 2-way zone valve for fan coil unit control
Multi-purpose damper control — Belimo LF24-MFT MFT actuator with configurable signal for retrofit projects

BELIMO Products

3G Electric supplies BELIMO fail-safe actuators with spring return. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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