The AQS series are heavy-duty, self-contained, efficient, clean, offline switching power supplies, with linear-type performance. The AQS series have a dedicated lead acid battery(s) charger that obtains maximum battery life while providing 12 VDC or 24 VDC uninterruptible power for access control security systems. The field selectable AC input on AQS models allows these power supplies to be powered anywhere in the world. The AQS series have exceptional brownout capability with operation down to 85% of nominal voltage. The AQ series have an extensive filtering system that provides linear output performance, and they are electronically protected against battery reversal, shorting, or overloading. All variants are Power limited output with thermal protection when used with a distribution board. Each of these protective features will self-restore.

The AQS series are UL Listed and have additional supervisory features:

• Battery disconnect relay when battery(s) are depleted
• Set of Form "C" relay contacts that indicate AC power failure
• Set of Form "C" relay contacts that indicate low battery(s)
• Green LED for local "AC" on indication.
• DC Output is Class II power limited when used with distribution boards