Honeywell Actuator: Dampers, On/Off, Spring Return, 175 in-lb, 24V AC, Screw Terminals
The Honeywell MS8120A1205/U is a fail-safe actuator with spring return for dampers, operating in on/off mode. It features a 24V AC input, 95° stroke, self-centering clamping shaft, and CW/CCW rotation. This unit…
SKU 3G-OTH-67795
Also listed as: MS8120A1205U · MS8120A1205 U · MS8120A1205-U
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.
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Product Description
The Honeywell MS8120A1205/U is a fail-safe actuator with spring return for dampers, operating in on/off mode. It features a 24V AC input, 95° stroke, self-centering clamping shaft, and CW/CCW rotation. This unit includes auxiliary switches and screw terminals, and is compatible with building automation systems.
Frequently Asked Questions
What is the Honeywell MS8120A1205/U actuator used for?
The Honeywell MS8120A1205/U is a fail-safe spring return actuator for dampers in building automation systems. It provides on/off control of HVAC dampers, ensuring damper closure on power loss. Typical applications include commercial air handling units, zone control, and ventilation systems requiring reliable fail-safe operation.
What are the specifications of the Honeywell MS8120A1205/U actuator?
The Honeywell MS8120A1205/U operates on 24V AC input with a 95° stroke and spring return. It features a self-centering clamping shaft, CW/CCW rotation, and screw terminals. The actuator includes auxiliary switches and is NEMA 2 / IP54 rated. It is compatible with building automation systems.
Where to buy the Honeywell MS8120A1205/U actuator worldwide?
You can source the Honeywell MS8120A1205/U actuator worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we provide reliable sourcing for this Honeywell actuator.
How to install the Honeywell MS8120A1205/U actuator?
Install the Honeywell MS8120A1205/U by mounting it on the damper shaft using the self-centering clamping mechanism. Ensure 24V AC power is disconnected. Wire the screw terminals per the wiring diagram, observing CW/CCW rotation. After installation, test the spring return function to confirm fail-safe operation.
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3G Electric supplies Honeywell 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.
