Belimo Actuator: Dampers, On/Off, Spring Return, 35 in-lb, 120V AC, Hardwired
The BELIMO LF120-S is a fail-safe spring-return damper actuator with on/off control, delivering 35 in-lb of torque. It operates on 120V AC with a 5.5W power rating, features a 95° stroke with CW/CCW shaft rotation…
SKU 3G-OTH-67320
Also listed as: LF120S · LF120 S
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The BELIMO LF120-S is a fail-safe spring-return damper actuator with on/off control, delivering 35 in-lb of torque. It operates on 120V AC with a 5.5W power rating, features a 95° stroke with CW/CCW shaft rotation, and includes an auxiliary switch. This hardwired actuator is NEMA 2 / IP54 rated and compatible with building automation systems.
Frequently Asked Questions
What is the BELIMO LF120-S actuator used for?
The BELIMO LF120-S is a fail-safe spring-return damper actuator used in HVAC systems to control air dampers in building automation. It provides on/off control with 35 in-lb torque, ensuring damper closure on power loss for safety and energy efficiency.
What are the specifications of the BELIMO LF120-S?
The BELIMO LF120-S operates on 120V AC with 5.5W power, delivers 35 in-lb torque, and has a 95° stroke with CW/CCW shaft rotation. It includes an auxiliary switch, is hardwired, and rated NEMA 2 / IP54 for indoor use in building automation systems.
Where to buy the BELIMO LF120-S worldwide?
You can source the BELIMO LF120-S from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your building automation projects.
How to install the BELIMO LF120-S spring return actuator?
Mount the BELIMO LF120-S directly onto the damper shaft using the provided bracket, ensuring the shaft rotates freely. Connect 120V AC power via hardwired terminals per the wiring diagram. Test the spring return by removing power to verify fail-safe closure.
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.
