We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
Image not available
BelimoFail-Safe Actuators with Spring Return

Belimo LF24 US Fail-Safe Spring Return Damper Actuator

The BELIMO LF24 US is a fail-safe spring-return damper actuator with on/off control, delivering 35 in-lb of torque. It operates on 24V AC/DC with a 5W power rating, features a 95° stroke with CW/CCW shaft rotation…

SKU 3G-OTH-68662

Also listed as: LF24US · LF24-US

Brand
Belimo
Item
LF24 US Fail-Safe Spring Return Damper Actuator
Part Number
LF24 US
Category
Fail-Safe Actuators with Spring Return
Available to Order
Also known as:LF24 USBELIMO
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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.

Technical Specifications

Belimo
Manufacturer Part Number
LF24 US
Type
On/Off, Spring Return, 35 in-lb, Hardwired Plenum Rated Cables
AC/DC
24V
Power Rating
5W
Input Voltage
24V AC/DC
Plenum Rating
Plenum Rated
Stroke Degree
95°
Shaft Rotation
CW/CCW
Auxiliary Switch Included
No
Electrical Connection Type
Hardwired
Compatible Building Automation Protocols
Modbus
For Use With Building Automation Systems
Building Automation System Compatible

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The BELIMO LF24 US is a fail-safe spring-return damper actuator with on/off control, delivering 35 in-lb of torque. It operates on 24V AC/DC with a 5W power rating, features a 95° stroke with CW/CCW shaft rotation, and is plenum rated with hardwired cables. This actuator is compatible with Modbus building automation protocols for integration into building automation systems.

Frequently Asked Questions

What is the BELIMO LF24 US actuator used for?

The BELIMO LF24 US is a fail-safe spring-return damper actuator used in HVAC building automation systems. It controls air dampers in plenum-rated spaces, providing on/off operation with 35 in-lb torque on 24V AC/DC power.

What are the specifications of the BELIMO LF24 US?

The BELIMO LF24 US operates on 24V AC/DC with 5W power, delivers 35 in-lb torque, and has a 95° stroke with CW/CCW shaft rotation. It is plenum rated with hardwired cables and supports Modbus building automation protocols.

Where to buy the BELIMO LF24 US worldwide?

3G Electric supplies the BELIMO LF24 US actuator worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the BELIMO LF24 US spring-return actuator?

Mount the BELIMO LF24 US directly onto the damper shaft using the included hardware. Connect 24V AC/DC power via the hardwired plenum-rated cables. Ensure the spring-return direction (CW/CCW) matches damper fail-safe requirements. Test stroke before commissioning.

Not sure this is the right part? Photo-identify it

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from Belimo

View all Belimo parts
This Belimo fail-safe spring return actuator provides proportional control for HVAC dampers. It delivers 35 in-lb torque, operates on 24V AC/DC with 2.5W power, and features a 95° stroke with CW/CCW rotation. The hardwired unit has a NEMA 2/IP54 enclosure and is compatible with building automation systems
Belimo
This Belimo fail-safe spring return actuator provides proportional control for HVAC dampers. It delivers 35 in-lb torque, operates on 24V AC/DC with 2.5W power, and features a 95° stroke with CW/CCW rotation. The hardwired unit has a NEMA 2/IP54 enclosure and is compatible with building automation systems
Belimo
Belimo
This proportional spring return actuator delivers 35 in-lb torque for 95° stroke damper control. It operates on 24V AC/DC with 2.5W power and features CW/CCW rotation. The plenum-rated hardwired cables and BACnet IP compatibility suit building automation systems for HVAC airflow regulation
This Belimo fail-safe spring return actuator provides 180 in-lb of torque for on/off control of HVAC dampers. It operates on 24V AC/DC with a 5W power rating, features a 95° stroke with CW/CCW rotation, and includes an auxiliary switch. The hardwired connection and NEMA 2 / IP54 enclosure suit building automation system applications
Belimo
This Belimo fail-safe spring return actuator provides 180 in-lb of torque for on/off control of HVAC dampers. It operates on 24V AC/DC with a 5W power rating, features a 95° stroke with CW/CCW rotation, and includes an auxiliary switch. The hardwired connection and NEMA 2 / IP54 enclosure suit building automation system applications
Proportional spring return fail-safe actuator for HVAC dampers, providing 180 in-lb torque. Operates on 24V AC/DC with 8.5VA power, output signal 2 to 10V DC. Stroke 0 to 95°, shaft rotation CW/CCW. Includes auxiliary switch, plenum rated, NEMA 2 / IP54 enclosure with hardwired connection
Belimo
Proportional spring return fail-safe actuator for HVAC dampers, providing 180 in-lb torque. Operates on 24V AC/DC with 8.5VA power, output signal 2 to 10V DC. Stroke 0 to 95°, shaft rotation CW/CCW. Includes auxiliary switch, plenum rated, NEMA 2 / IP54 enclosure with hardwired connection
Belimo
Belimo
Fail-safe spring-return damper actuator with Multi-Functional Technology (MFT) delivering 370 in-lb torque. Operates on 24V AC/DC at 9.5W, with 95° stroke and CW/CCW shaft rotation. Plenum rated, hardwired, and supports Modbus protocol for building automation system integration
Belimo
Belimo
On/off spring return actuator for HVAC damper control. Delivers 180 in-lb torque at 24V AC/DC with 5W power rating. Features 95° stroke, CW/CCW rotation, screw terminals, and auxiliary switch. Housed in NEMA 4X / IP66 enclosure for harsh environments. Compatible with Modbus building automation protocols
Belimo
Belimo
On/Off spring return actuator for HVAC dampers, delivering 90 in-lb torque. Operates on 24V AC/DC with 6W power, 95° stroke, and CW/CCW rotation. Plenum rated with hardwired cables, compatible with BACnet IP building automation systems
Belimo
Belimo
This Belimo fail-safe spring return actuator is designed for HVAC damper control in commercial buildings. It features Multi-Functional Technology (MFT) for flexible configuration, operates on 24V AC/DC, and provides 90 in-lb torque over a 95° stroke with CW/CCW rotation. Electrical connection is via screw terminals

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first