USI CO & Natural Gas Alarm (MCN400) Battery Backup

This compact plug-in alarm is perfect for new or replacement installations (replaces CD9585). Dual sensing alarm provides protection against 2 deadly household threats: Carbon Monoxide and Natural Gas. This alarm is suitable for installation in houses, apartments and mobile homes. Early warning of carbon monoxide and natural gas (Methane) is best achieved by installing combination alarms on every level of dwelling, including basements. For maximum protection, install an alarm inside every bedroom, outside every sleeping area, and on every level of the dwelling.

  • Direct plug-in:
    • Primary Power: 120 volt AC 60 Hz
    • Battery Backup: 9 volt Energizer alkaline battery (included)
  • Compact Design--Covers Only One Outlet
  • Test/Reset Button
  • 3 LED's Indicate: Power, Gas, CO
  • Product End-of-Service Life Warning
  • Quick Activation Battery Pull Tab
  • Meets uL2034 & uL1484
  • California State Fire Marshal Approved
  • 3 Led Colors indicate status of power, carbon monoxide & natural gas
  • Ideal for EVERY room in your home
  • Plugs in to standard outlet; no additional mounting required
  • Fast and easy to install
  • Sensor Type: Solid state, metal oxide
  • Audible Alarm: 85 dB at 10 feet
  • Temperature Range: 0 F to 120 F (-18 C to 48 C)
  • Humidity Range: 10% to 95% RH
  • Dimensions: 4.38" x 1.55" x 2.5"
  • UPC: 042741204002

Download Users Manual (PDF format)

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