Model 331-2998 8-13 spring range 20-25 psi

Application

The 331-2998 actuator is intended for the operation of smoke and fire/smoke dampers used in HVAC systems. The actuator will meet the requirements of UL 555 and UL 555S when assembled on a UL listed/labeled damper for this application.

Documents

Product Sheets

331-2998
331-2998