P271-MHW MFG #: P271-MHW
  • Buyer STOR
  • Brand System Sensor
  • UL Listed Yes
  • UL Recognized Yes
  • Weight 0.35 lb
System Sensor SpectrAlert® 12/24 VDC, 4.6" x 2.9", 0.45", White, Wall Mount, 1-Gang, Mini Horn

The SpectrAlert Advance series of mini-horn sounders are designed to simplify installations to provide primary and secondary signaling for fire and security applications.

Features & Benefits

  • Approved for Indoor and Outdoor Use
  • Low Current Draw
  • High dB Output
  • AC and DC models
  • DC models polarized for use with supervision circuitry
  • Mount Directly to Standard Four-Inch Square Electrical Box Indoors
  • Reliable Performance - the SSM and SSV Series Provide Loud Resonant Tones
  • The SSM series operates on 24 Volt DC and are motor driven, While the SSV series operates on 120 Volt AC utilizing a vibrating mechanism


  • Type: Bell, Pre-Wired, Polarized
  • Voltage Rating: 24 Volt DC
  • Current Rating: 31.1 Milliamp DC
  • Sound Intensity: 80 Decibel
  • Gong Size: 8 Inch Diameter
  • Mounting: Surface/Semi-Flush
  • Application: Fire and Burglary/Other Signaling System
  • Approval: UL S4011/464, ULC CS549, FM 3005255
  • Operating Temperature Rating -31 to 140 Deg F; Operating Voltage Limit 16 to 33 Volt DC; Termination Type (2) In/Out Wiring Lead; Used On Fire Alarm, General Signaling, Burglar Alarm