Siemens 331-2973
SKU: CS18170MPN: 331-2973UPC/EAN: 804766001673
Damper Actuator, Pneu No 4, 4” Stroke, 8-13psi, Pivot, Univ Mt Kit, UL Rec F/S

$279.00
Unit2 in stock
Product Details
This 331 Number 4 Pneumatic Damper Actuator with integral pivot and pivot post is UL recognized for fire and smoke applications and is a rugged, metal-fabricated device that provides gradual or positive actuation of HVAC and fire/smoke dampers. This actuator has a nominal spring range of 8 to 13 psi, a replaceable diaphragm and an air connection of ⅛” NPT female with a dual barb elbow fitting for ¼” OD tubing. Also included is an universal mounting kit that allows fixed or pivot mounting, this kit contains parts for frame mounting.
Attributes
| Spring Range | 8-13 psi |
| Stroke | 4 in |
Specifications
| SKU | CS18170 |
|---|---|
| MPN | 331-2973 |
| UPC/EAN | 804766001673 |










