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

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
BELIMO Actuator: Dampers, On/Off, Spring Return, 35 in-lb, 24V AC/DC, Hardwired - Fail-Safe Actuators with Spring Return
BELIMOFail-Safe Actuators with Spring Return

BELIMO Actuator: Dampers, On/Off, Spring Return, 35 in-lb, 24V AC/DC, Hardwired

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

SKU 3G-OTH-67371

Brand
BELIMO
Item
Actuator: Dampers, On/Off, Spring Return, 35 in-lb, 24V AC/DC, Hardwired
Category
Fail-Safe Actuators with Spring Return
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

BELIMO
Manufacturer Part Number
LF24-S
Type
On/Off, Spring Return, 35 in-lb, Hardwired, NEMA 2 / IP54
AC/DC
24V
Power Rating
5W
Input Voltage
24V AC/DC
Stroke Degree
95°
Shaft Rotation
CW/CCW
Auxiliary Switch Included
Yes
Electrical Connection Type
Hardwired
For Use With Building Automation Systems
Building Automation System Compatible
View Full Spec Sheet

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-S is a fail-safe spring-return damper actuator with on/off control, delivering 35 in-lb of torque over a 95° stroke with CW/CCW shaft rotation. It operates on 24V AC/DC with a 5W power rating, includes an auxiliary switch, and features a hardwired electrical connection. This NEMA 2 / IP54 rated actuator is 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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
Actuator: Dampers, Floating Point/On/Off, Spring Return, 35 in-lb, 24V AC/DC, Hardwired (MPN LF24-3). Key specifications — Manufacturer Part Number: LF24-3; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 2.5W; Input Voltage: 24V AC/DC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
BELIMO
Actuator: Dampers, Floating Point/On/Off, Spring Return, 35 in-lb, 24V AC/DC, Hardwired (MPN LF24-3). Key specifications — Manufacturer Part Number: LF24-3; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 2.5W; Input Voltage: 24V AC/DC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
Actuator: Dampers, Proportional, Spring Return, 35 in-lb, 24V AC/DC, Hardwired, NEMA 2 / IP54 (MPN LF24-SR). Key specifications — Manufacturer Part Number: LF24-SR; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 2.5W; Input Voltage: 24V AC/DC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
BELIMO
Actuator: Dampers, Proportional, Spring Return, 35 in-lb, 24V AC/DC, Hardwired, NEMA 2 / IP54 (MPN LF24-SR). Key specifications — Manufacturer Part Number: LF24-SR; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 2.5W; Input Voltage: 24V AC/DC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
Actuator: Dampers, On/Off, Spring Return, 35 in-lb, 120V AC, Hardwired, NEMA 2 / IP54 (MPN LF120-S). Key specifications — Manufacturer Part Number: LF120-S; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 5.5W; Input Voltage: 120V AC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
BELIMO
Actuator: Dampers, On/Off, Spring Return, 35 in-lb, 120V AC, Hardwired, NEMA 2 / IP54 (MPN LF120-S). Key specifications — Manufacturer Part Number: LF120-S; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 5.5W; Input Voltage: 120V AC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
Actuator: Dampers, On/Off, Spring Return, 35 in-lb, 120V AC, Hardwired, NEMA 2 / IP54 (MPN LF120). Key specifications — Manufacturer Part Number: LF120; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 5.5W; Input Voltage: 120V AC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
BELIMO
Actuator: Dampers, On/Off, Spring Return, 35 in-lb, 120V AC, Hardwired, NEMA 2 / IP54 (MPN LF120). Key specifications — Manufacturer Part Number: LF120; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 5.5W; Input Voltage: 120V AC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
Actuator: Dampers, Multi-Functional Technology (MFT), Spring Return, 35 in-lb, 24V AC/DC, Hardwired (MPN LF24-MFT). Key specifications — Manufacturer Part Number: LF24-MFT; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 2.5W; Input Voltage: 24V AC/DC; Compatible Building Automation Protocols: BACnet MS/TP; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible.
BELIMO
Actuator: Dampers, Multi-Functional Technology (MFT), Spring Return, 35 in-lb, 24V AC/DC, Hardwired (MPN LF24-MFT). Key specifications — Manufacturer Part Number: LF24-MFT; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 2.5W; Input Voltage: 24V AC/DC; Compatible Building Automation Protocols: BACnet MS/TP; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible.
Actuator: Dampers, On/Off, Spring Return, 180 in-lb, 24V AC/DC, Hardwired, NEMA 2 / IP54 (MPN AFB24-S). Key specifications — Manufacturer Part Number: AFB24-S; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 5W; Input Voltage: 24V AC/DC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
BELIMO
Actuator: Dampers, On/Off, Spring Return, 180 in-lb, 24V AC/DC, Hardwired, NEMA 2 / IP54 (MPN AFB24-S). Key specifications — Manufacturer Part Number: AFB24-S; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 5W; Input Voltage: 24V AC/DC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.

More from BELIMO

View all BELIMO parts →
Damper Actuator: Dampers, On/Off, Spring Return, 22 in-lb, 100 to 240V AC, NEMA 2 / IP54 (MPN TFB120). Key specifications — Manufacturer Part Number: TFB120; Shaft Type: 1/4" to 1/2"; Shaft Rotation: CW/CCW; Stroke Degree: 0 to 95°; Plenum Rating: Plenum Rated; Power Rating: 5VA; Input Voltage: 100 to 240V AC; Brand: BELIMO.
BELIMO
Damper Actuator: Dampers, On/Off, Spring Return, 22 in-lb, 100 to 240V AC, NEMA 2 / IP54 (MPN TFB120). Key specifications — Manufacturer Part Number: TFB120; Shaft Type: 1/4" to 1/2"; Shaft Rotation: CW/CCW; Stroke Degree: 0 to 95°; Plenum Rating: Plenum Rated; Power Rating: 5VA; Input Voltage: 100 to 240V AC; Brand: BELIMO.
Actuator: Dampers, On/Off, Spring Return, 35 in-lb, 24V AC/DC, Hardwired, NEMA 2 / IP54 (MPN LF24). Key specifications — Manufacturer Part Number: LF24; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 5W; Input Voltage: 24V AC/DC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
BELIMO
Actuator: Dampers, On/Off, Spring Return, 35 in-lb, 24V AC/DC, Hardwired, NEMA 2 / IP54 (MPN LF24). Key specifications — Manufacturer Part Number: LF24; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 5W; Input Voltage: 24V AC/DC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
Actuator: Dampers, On/Off, Spring Return, 22 in-lb, 100 to 240V AC, Hardwired, NEMA 2 / IP42 (MPN TFB120-S). Key specifications — Manufacturer Part Number: TFB120-S; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 2.5W; Input Voltage: 100 to 240V AC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
BELIMO
Actuator: Dampers, On/Off, Spring Return, 22 in-lb, 100 to 240V AC, Hardwired, NEMA 2 / IP42 (MPN TFB120-S). Key specifications — Manufacturer Part Number: TFB120-S; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Power Rating: 2.5W; Input Voltage: 100 to 240V AC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
BELIMO
BELIMO
Actuator: Dampers, On/Off, Spring Return, 35 in-lb, 24V AC/DC, Hardwired Plenum Rated Cables (MPN LF24 US). Key specifications — Manufacturer Part Number: LF24 US; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Plenum Rating: Plenum Rated; Power Rating: 5W; Input Voltage: 24V AC/DC; Compatible Building Automation Protocols: Modbus; Brand: BELIMO.
BELIMO
BELIMO
Actuator: Dampers, On/Off, Spring Return, 180 in-lb, 24V AC/DC, Screw Terminals, NEMA 4X / IP66 (MPN AFX24-S N4H). Key specifications — Manufacturer Part Number: AFX24-S N4H; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Plenum Rating: Not Plenum Rated; Power Rating: 5W; Input Voltage: 24V AC/DC; Compatible Building Automation Protocols: Modbus; Brand: BELIMO.
Actuator: Dampers, Proportional, Spring Return, 90 in-lb, 24V AC/DC, Hardwired, NEMA 2 / IP54 (MPN NFB24-SR). Key specifications — Manufacturer Part Number: NFB24-SR; Shaft Rotation: CW/CCW; Stroke Degree: 90°; Power Rating: 3.5W; Input Voltage: 24V AC/DC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
BELIMO
Actuator: Dampers, Proportional, Spring Return, 90 in-lb, 24V AC/DC, Hardwired, NEMA 2 / IP54 (MPN NFB24-SR). Key specifications — Manufacturer Part Number: NFB24-SR; Shaft Rotation: CW/CCW; Stroke Degree: 90°; Power Rating: 3.5W; Input Voltage: 24V AC/DC; Brand: BELIMO; For Use With Building Automation Systems: Building Automation System Compatible; Electrical Connection Type: Hardwired.
Damper Actuator: Dampers, Multi-Functional Technology (MFT), Spring Return, 90 in-lb, 24V AC/DC (MPN NFB24-MFT). Key specifications — Manufacturer Part Number: NFB24-MFT; Shaft Rotation: CW/CCW; Stroke Degree: 0 to 95°; Plenum Rating: Plenum Rated; Power Rating: 9VA; Input Voltage: 24V AC/DC; Brand: BELIMO; For Use With Building Automation Systems: Not Building Automation System Compatible.
BELIMO
Damper Actuator: Dampers, Multi-Functional Technology (MFT), Spring Return, 90 in-lb, 24V AC/DC (MPN NFB24-MFT). Key specifications — Manufacturer Part Number: NFB24-MFT; Shaft Rotation: CW/CCW; Stroke Degree: 0 to 95°; Plenum Rating: Plenum Rated; Power Rating: 9VA; Input Voltage: 24V AC/DC; Brand: BELIMO; For Use With Building Automation Systems: Not Building Automation System Compatible.
BELIMO
BELIMO
Actuator: Dampers, On/Off, Spring Return, 90 in-lb, 24V AC/DC, Hardwired Plenum Rated Cables (MPN NFB24). Key specifications — Manufacturer Part Number: NFB24; Shaft Rotation: CW/CCW; Stroke Degree: 95°; Plenum Rating: Plenum Rated; Power Rating: 6W; Input Voltage: 24V AC/DC; Compatible Building Automation Protocols: BACnet IP; Brand: BELIMO.