ULD

UL Damper Actuators
The ULD series of actuators are a subset of the EDA & PDA actuators that have been qualified under UL555S as operators with our UL classified leakage-rated dampers. These actuators may be applied to any damper if so desired.
  • Available in pneumatic, or 24VAC, 120VAC & 230VAC in a wide range of torque options
  • Various velocity/pressure ratings apply (by damper/actuator combination). Consult specific damper submittals for further information.
  • All actuators are Two Position Spring-Return.
  • Wide range of manufacturers, including Siemens, Belimo and Honeywell.
Submittal
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