Door Hardware Products

DORMA PS Series Power Supply

The PS Series power supplies are high performance with heavy-duty circuitry for inductive loads and multi-door applications. The modular design is built around several different application control modules to meet your specific needs for virtually any electric lock system. Documentation is provided to ensure a well organized installation for individual or multi-door systems that may include locking devices, access controls, station controls, and consoles for remote control, annunciation and fire/life safety system interface.

  • Field selectable output voltage
  • Battery back-up
  • Heavy duty electrical components
  • Built-in power supply

Product details

Main system on/off or fire panel relay

The power supply output voltage can be controlled by the main system on/off control relay which accepts a closed dry contact.


Modular design

Individually fused door control modules are available for a variety of applications.   Time delays, latching relays and multiple station circuit breaker modules are available for custom configuration in the field or at the factory.



The DORMA PS Series power supplies are listed by U.L. under their continuing reinspection programs. Tests are conducted according to UL 1481 criteria.