Siemens EN-PADR


Red Enclosure For Pad-3

Availability: Estimated 6 - 8 Business Days

  • Factory New Part #: 72183 Categories: , , Manufacturer Part #: EN-PADR Tag:


Used with Siemens – Fire Safety fire alarm control panels (FACPs), the Distributed Power Supply Unit (Model PAD-3 series) is a NAC expander with a built-in, auxiliary-power output. Each unit is designed to provide additional power for visual indicators in buildings that conform to the Americans with Disabilities Act (ADA).





  • 24VDC output voltage
  • Ground-fault detection
  • Advanced microprocessor control
  • Power supply supports NAC power
  • Up to 6A @ 170W, via Siemens Model PAD-3
  • 3 Amps of auxiliary-power output
  • ‘Form C’ Trouble monitoring dry contact
  • Four (4), power-limited notification appliance circuits (NACs)
  • Power supply supports NAC power
    • Up to 6A @ 170W, via Model PAD-3
  • Optional built-in strobe synchronization
    • Supports coded audible signals including Temporal 3 pattern
  • Battery supervision and control
  • Packaged in self-contained, sheet-metal enclosure
    • Easily capable to house the required 7AH back-up battery set
  • Multi-module mounting in System 3™ enclosures
    • Multiple modules share battery set
  • Americans with Disabilities Act (ADA) Compliant
  • UL 864 9th Edition Listed, ULC S527-11 Listed; FM, CSFM & NYC Fire Department Approved


PAD-3 Distributed Power Supply Unit
Siemens – Data Sheet