Reference only — this item is no longer available. This product has been discontinued and cannot be ordered. We keep the page online so the specifications and documentation stay available to anyone still running the equipment. Current replacements are listed further down.

Discontinued

USI CO & Natural Gas Alarm (MCN400) Battery Backup

Reference only — not for sale

Model	MCN400B
Manufacturer	Universal Security
Category	Carbon Monoxide
Status	Discontinued

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Product details (archived)

The information below is retained for reference only. This item is discontinued and cannot be ordered.

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 degrees F to 120 degrees F (-18 degrees C to 48 degrees C)
Humidity Range: 10% to 95% RH
Dimensions: 4.38" x 1.55" x 2.5"
UPC: 042741204002