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Belimo Actuator: Dampers, Proportional, Spring Return, 35 in-lb, 24V AC/DC, Hardwired - Fail-Safe Actuators with Spring Return
BelimoFail-Safe Actuators with Spring Return

Belimo Actuator: Dampers, Proportional, Spring Return, 35 in-lb, 24V AC/DC, Hardwired

The BELIMO LF24-SR is a fail-safe spring-return damper actuator with a proportional control input, delivering 35 in-lb of torque. It operates on 24V AC/DC with a 2.5W power rating, features a 95° stroke with CW/CCW…

SKU 3G-OTH-67405

Also listed as: LF24SR · LF24 SR

Brand
Belimo
Item
Actuator: Dampers, Proportional, Spring Return, 35 in-lb, 24V AC/DC, Hardwired
Category
Fail-Safe Actuators with Spring Return
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Belimo
Manufacturer Part Number
LF24-SR
Type
Proportional, Spring Return, 35 in-lb, Hardwired, NEMA 2 / IP54
AC/DC
24V
Power Rating
2.5W
Input Voltage
24V AC/DC
Stroke Degree
95°
Shaft Rotation
CW/CCW
Auxiliary Switch Included
No
Electrical Connection Type
Hardwired
For Use With Building Automation Systems
Building Automation System Compatible

Technical Documents

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

Product Description

The BELIMO LF24-SR is a fail-safe spring-return damper actuator with a proportional control input, delivering 35 in-lb of torque. It operates on 24V AC/DC with a 2.5W power rating, features a 95° stroke with CW/CCW shaft rotation, and is hardwired with a NEMA 2 / IP54 enclosure rating. This actuator is compatible with building automation systems.

Frequently Asked Questions

What is the BELIMO LF24-SR actuator used for?

The BELIMO LF24-SR is a fail-safe spring-return damper actuator used in HVAC building automation systems. It controls air dampers in ventilation, heating, and cooling applications, providing proportional modulation with 35 in-lb torque and spring-return operation on power loss.

What are the specifications of the BELIMO LF24-SR?

The BELIMO LF24-SR operates on 24V AC/DC with 2.5W power rating, delivers 35 in-lb torque, and has a 95° stroke with CW/CCW shaft rotation. It features hardwired electrical connection, NEMA 2 / IP54 enclosure, and is compatible with building automation systems.

Where to buy the BELIMO LF24-SR worldwide?

You can source the BELIMO LF24-SR actuator worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the BELIMO LF24-SR actuator?

Mount the BELIMO LF24-SR directly onto the damper shaft using the provided bracket. Connect 24V AC/DC power and control signal via hardwired terminals. Ensure the spring-return direction matches damper fail-safe position. Test rotation and verify NEMA 2 / IP54 seal integrity after installation.

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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