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BELIMOFail-Safe Actuators with Spring Return

BELIMO Actuator: Dampers, On/Off, Spring Return, 180 in-lb, 24V AC/DC, Screw Terminals

The BELIMO AFX24-S N4H is a fail-safe spring-return damper actuator with on/off control, delivering 180 in-lb torque at 24V AC/DC with a 5W power rating. It features a 95° stroke, CW/CCW shaft rotation, screw…

SKU 3G-OTH-68240

Brand
BELIMO
Item
Actuator: Dampers, On/Off, Spring Return, 180 in-lb, 24V AC/DC, Screw Terminals
Category
Fail-Safe Actuators with Spring Return
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Technical Specifications

BELIMO
Manufacturer Part Number
AFX24-S N4H
Type
On/Off, Spring Return, 180 in-lb, Screw Terminals, NEMA 4X / IP66
AC/DC
24V
Power Rating
5W
Input Voltage
24V AC/DC
Plenum Rating
Not Plenum Rated
Stroke Degree
95°
Shaft Rotation
CW/CCW
Auxiliary Switch Included
Yes
Electrical Connection Type
Screw Terminals
Compatible Building Automation Protocols
Modbus
For Use With Building Automation Systems
Building Automation System Compatible
View Full Spec Sheet

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

Product Description

The BELIMO AFX24-S N4H is a fail-safe spring-return damper actuator with on/off control, delivering 180 in-lb torque at 24V AC/DC with a 5W power rating. It features a 95° stroke, CW/CCW shaft rotation, screw terminals, and an auxiliary switch, and is compatible with Modbus building automation protocols. Housed in a NEMA 4X / IP66 enclosure, this actuator is designed for use 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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