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

Kidde Battery Operated Carbon Monoxide Alarm (CDK22) w/Batteries

Reference only — not for sale

Model	CDK22
Manufacturer	Kidde
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.

Battery powered carbon monoxide alarm that can be installed easily in any standard wall outlet. This carbon monoxide alarm uses advanced technology to monitor for carbon monoxide levels in your home and features the Kidde electrochemical sensor. This alarm has a clean, low profile design along with two LED’s; green for normal operation and red for alarm mode.

Features and Benefits

Easy Installation – Mounts to any wall or flat surface
Loud 85dB – Alerts you of deadly CO gas
Quality Design – 5 year limited warranty.
Test/Reset Button – Tests the alarm electronics and resets the unit during alarm.
Green LED – Indicates alarm is receiving power and operating properly.
Red LED – Illuminates when in alarm mode.
Electrochemical sensor

Specifications:

Sensitivity calibration:150ppm (±25ppm) in air at 80° F (±10° F) and 40% (±3%) RH
Alarm: 85dB at 10' @ 3.4 ±0.5KHz pulsing alarm; Piezoelectric horn that is rated at 85 decibels at 10 feet. When the unit detects carbon monoxide, the alarm pattern will be four (4) short beeps – followed by five (5) seconds of silence – followed by four (4) short beeps.
Power: (3) AA batteries (included)
Battery life: approximately 1 year of normal operation
Dimensions: 5.5" diameter x 1.4" deep
Weight: 0.66 lbs (with batteries installed)