Description
The Belimo ARX24-SR-T N4 is a high-performance, non-spring return (NSR) modulating rotary damper actuator engineered for demanding HVAC and building automation applications. Featuring a NEMA 4X-rated enclosure, this actuator is built to withstand harsh environments including exposure to moisture, dust, and corrosive elements — making it an ideal choice for both indoor and outdoor installations.
Key Features
- 24V AC/DC power supply for broad system compatibility
- Non-spring return (NSR) design for energy-efficient, bidirectional control
- Modulating control via 2–10 VDC input signal for precise damper positioning
- NEMA 4X enclosure rating — resistant to moisture, dust, and corrosion
- 90-second nominal stroke time for smooth, controlled damper movement
- Compact rotary form factor for easy installation on standard damper shafts
- Belimo’s proven direct-coupled actuator technology — no crank arm or linkage required
Application Benefits
- Ideal for VAV systems, air handling units, and building automation control applications
- NEMA 4X rating supports installation in wet, outdoor, or corrosive environments
- Modulating 2–10 VDC signal enables precise airflow regulation and energy savings
- Non-spring return operation reduces mechanical wear and lowers long-term maintenance costs
- Compatible with a wide range of BAS and DDC controllers accepting 2–10 VDC analog output
Specifications
- Brand: Belimo
- Model / SKU: ARX24-SR-T N4
- Supply Voltage: 24V AC/DC
- Control Signal: 2–10 VDC (Modulating)
- Actuator Type: Non-Spring Return (NSR), Rotary
- Enclosure Rating: NEMA 4X
- Stroke Time: 90 seconds (nominal)
Order the Belimo ARX24-SR-T N4 from Jackson Systems for fast shipping and expert HVAC support.







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