Honeywell MS8109F1210/B: Spring Return Damper Actuator

Honeywell MS8109F1210/B: Spring Return Damper Actuator

Honeywell MS8109F1210/B: Spring Return Damper Actuator

Posted on: 09/04/2026

Honeywell MS8109F1210/B damper actuator. Distributed by DLK Vietnam, this 9Nm spring return motor ensures reliable and safe operation for commercial HVAC and fire safety systems.

MS8109F1210/B - Honeywell Damper Actuator: A Reliable Safety Solution

In modern building and factory ventilation systems, controlling dampers automatically is vital for air regulation and safety. The MS8109F1210/B - Honeywell Damper Actuator is one of the most trusted devices on the market, ensuring smooth and secure system operation. This product is officially imported and distributed by DLK TRADING SERVICE COMPANY LIMITED.

What is the MS8109F1210/B Actuator?

This is a two-position (On/Off) actuator featuring a built-in spring return mechanism. Simply put, when power is applied, the motor rotates to open the damper. If power is lost or cut off, the internal spring force automatically pushes the damper back to its fail-safe position (closed or open) without needing a backup power source. This feature is critical for preventing smoke spread or protecting equipment during emergencies.

Động cơ điều khiển van gió Honeywell MS8109F1210/B

Key Advantages

  • High Durability: Features advanced motor technology for quiet operation and an exceptionally long service life.

  • Quick Installation: The smart design allows the actuator to be easily mounted onto damper shafts without requiring complex tools.

  • Energy Efficient: Once the damper reaches its full stroke, the actuator consumes very little power to maintain its position.

  • Weather Resistant: Operates reliably in harsh environments ranging from -40°C to 60°C.

Core Technical Specifications

Below are the key parameters extracted from the official MS8109 Series datasheet for your reference:

Specification Details
Model MS8109F1210/B
Torque 9 Nm (80 lb-in)
Power Supply 24 VAC/VDC
Control Type On/Off (2-Position)
Safety Feature Spring Return (Fail-safe)
Spring Return Timing < 20 seconds
Enclosure Rating IP54 (Dust and splash resistant)
Weight Approximately 2.3 kg

Practical Applications

With a 9Nm torque rating, the Honeywell MS8109 damper actuator is typically used for medium to large dampers in:

  • Central HVAC systems for office buildings and residential complexes.

  • Basement parking and industrial ventilation systems.

  • Smoke management systems in fire safety applications (PCCC).

  • Fresh air regulation in cleanrooms and hospitals.

Why Buy From DLK?

DLK is the authorized distributor for Honeywell in Vietnam. We guarantee 100% genuine products, complete with CO/CQ certification and dedicated technical support to ensure your project’s success.


DLK TRADING SERVICE COMPANY LIMITED

📍 Address: 111/7 Vuon Lai, Phu Tho Hoa Ward, Ho Chi Minh City

📞 Hotline: 070 357 0101

📧 Email: info@dlk.com.vn

🌐 Website: https://dlk.com.vn/