Quam UL-5
70.7V Fire-Protective Signaling Device (Round 8" Ceiling Speaker, 70.7V Transformer, ERD8 Back Box)


Quam's UL-5 is a UL Listed (1480) loudspeaker assembly, transformer, and back box used as a general (non-fire alarm) signaling device.


  • Finish: White baked epoxy hybrid
  • Intended Use: Indoor environment
  • Program Material: Signal tones, voice and music
  • As a General Signaling Device: Used in conjunction with a compatible listed recording and reproducing equipment; installation and application compliant with requirements of NEC and AHJ.


  • 8C10PAFR loudspeaker
  • UT-70-5 5W (5W, 2SW, 1W, 0.5W, 0.25W), 70.7V jumper select transformer
  • ERD-8 back box
  • BR8W baffle


  • Speaker Size: 8" Frame
  • Average Sensitivity: 95 dB SPL, 1W / 1M
  • Power Rating: 20W RMS, EIA 426A Standard
  • Calculated Maximum System Output: 102 dB SPL, 5W / 1M
  • Magnet Type: BeFe Ceramic
  • Weight: 10 oz. Nominal
  • Frequency Response 60 Hz - 12 kHz, EIA 426A Standard
  • Nominal Coverage Angle: 90° Included Angle, -6 dB / 2 kHz, Half Space
  • Audio Connection:
    Common: Dual 12" pre-cut wires
    Taps: Dual 12" red wires with field-selectable, push-on connector
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