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POWERS CONTROLS Pneumatic Damper Actuator: Linear, 8 psi to 13 psi Spring Range, Pivot Mounting - Linear Actuators
POWERS CONTROLSLinear Actuators

POWERS CONTROLS Pneumatic Damper Actuator: Linear, 8 psi to 13 psi Spring Range, Pivot Mounting

The POWERS CONTROLS Pneumatic Damper Actuator: Linear (SKU 3G-OTH-67624, MPN 331-2856) is a linear actuator designed for fire and smoke applications. It features a pivot actuator connection, an 8 psi to 13 psi spring…

SKU 3G-OTH-67624

Also listed as: 3312856 · 331 2856

Brand
POWERS CONTROLS
Item
Pneumatic Damper Actuator: Linear, 8 psi to 13 psi Spring Range, Pivot Mounting
Category
Linear Actuators
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

POWERS CONTROLS
Manufacturer Part Number
331-2856
Type
Pivot Mounting, Rubber
Stroke
4 in
Spring Range
8 psi to 13 psi
Actuator Connection
Pivot
Positioner Included
No
For Fire/Smoke Applications
Yes

Technical Documents

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

Product Description

The POWERS CONTROLS Pneumatic Damper Actuator: Linear (SKU 3G-OTH-67624, MPN 331-2856) is a linear actuator designed for fire and smoke applications. It features a pivot actuator connection, an 8 psi to 13 psi spring range, and a 4-inch stroke with a rubber construction. No positioner is included with this unit.

Frequently Asked Questions

What is the POWERS CONTROLS 331-2856 pneumatic damper actuator used for?

The POWERS CONTROLS 331-2856 is a linear pneumatic damper actuator designed for fire and smoke applications. It controls dampers in HVAC systems, using an 8 psi to 13 psi spring range and a 4-inch stroke to open or close air-handling equipment during emergency or normal operation.

What are the specifications of the POWERS CONTROLS 331-2856 actuator?

The POWERS CONTROLS 331-2856 is a linear pneumatic damper actuator with a pivot mounting type and rubber construction. It has a 4-inch stroke, an 8 psi to 13 psi spring range, and a pivot actuator connection. No positioner is included. It is rated for fire and smoke applications.

Where to buy the POWERS CONTROLS 331-2856 actuator worldwide?

You can source the POWERS CONTROLS 331-2856 pneumatic damper actuator through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this linear actuator.

How to install a POWERS CONTROLS linear damper actuator?

Install the POWERS CONTROLS 331-2856 by mounting it with the pivot connection to the damper shaft. Ensure the spring range (8 psi to 13 psi) matches your control air supply. Connect pneumatic tubing and verify stroke alignment. For fire/smoke applications, follow local codes and test operation after installation.

Used in

Common applications for POWERS CONTROLS
HVAC zone temperature control — POWERS CONTROLS 188-0031 pneumatic thermostat for unit-mounted duct sensing
Variable air volume (VAV) damper actuation — POWERS CONTROLS 331-4811 linear actuator with 8-13 psi spring range
Static pressure measurement in air handling units — POWERS CONTROLS 269-062 static pressure probe with mounting flange
Fire/smoke damper control in commercial buildings — POWERS CONTROLS 331-2856 linear actuator rated for fire/smoke applications
Heating/cooling changeover in pneumatic systems — POWERS CONTROLS 188-0030 direct and reverse-acting thermostat
Retrofit of existing pneumatic damper linkages — POWERS CONTROLS 331-3000 actuator with 3-7 psi spring range and 4-inch stroke

POWERS CONTROLS Products

3G Electric supplies POWERS CONTROLS linear actuators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
Pneumatic Damper Actuator: Linear, 8 psi to 13 psi Spring Range, Pivot Mounting, 4 in Stroke, Rubber (MPN 331-2961)
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