Carbon Monoxide Alarm Battery Operated with Digital Display
The new Kidde 900-0146 Carbon Monoxide Alarm is the
only battery-operated alarm that includes a backlight digital
display feature. This key feature adds an advanced
level of protection that you have come to expect in a
Kidde manufactured product. The battery operated CO
alarm includes multiple mounting options allowing installation
on a wall or tabletop. This alarm has been carefully
designed and tested to detect CO concentration in a residential
The Kidde 900-0146 battery operated CO alarm provides
continuous monitoring of CO levels, even during power
outages when many CO incidents occur. The backlit digital
display feature allows for easy viewing of carbon
monoxide levels from 30-999 PPM (parts per million). The
900-0146 will also detect and store concentration CO
levels as low as 11 and up to 999 PPM with its peak level
memory display. This alarm includes a snap-on cover that
gives immediate access to the batteries and a safety feature
that makes it difficult to close the cover without the
batteries being installed.
Features and Benefits
• Battery Operated – Provides best protection during
• Digital Display – Shows CO level in PPM (parts per
million). Updates digital reading every 15 seconds allowing
you to see if levels change.
• Backlit Display – To help see the displayed reading in the
dark, a backlight appears during the peak level cycle. The
light will turn on when the peak level button is pressed.
• Peak Level Memory – Displays the highest CO
concentration measured since the last reset.
• Test/Reset Button – Tests CO alarm circuit operation and
allows you to immediately silence the alarm.
• Low Battery Signal – Alerts user when the batteries
need to be replaced.
• Front Load Battery Door – Provides easy battery access
that reduces battery replacement time.
• Battery Safeguard – Makes it difficult to close the cover
without batteries in the unit.
Part Number: 900-0146
Unit Number: KN-COPP-B
UPC Number: 0-47871-00146-0
Power Source: Three AA batteries (included)
Audio Alarm: 85dB at 10ft
Temperature Range: 40°F (4.4°C) to 100°F (37.8°C)
Humidity Range: up to 95% relative humidity (RH)
Size: 5.5” diameter x 1.4” depth
Warranty: 5 year limited
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