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The Kidde KN-COEG-3 Nighthawk Plug-In Carbon Monoxide and Explosive Gas Alarm combines reliable electrochemical CO sensing with a metal-oxide explosive gas sensor to protect your home from carbon monoxide, methane, natural gas and propane. The unit plugs into a standard 120V AC outlet and includes a 9V alkaline battery for backup. An easy-to-read digital LED displays CO levels in ppm and shows "GAS" when explosive gas is detected. Features include an 85 dB audible alarm, Peak Level Memory, Smart-Hush/test/reset functionality, digital display updates every 15 seconds, a 6-foot extension cord for flexible placement, and UL certification. Compact, low-profile design fits near bedrooms and on any level of the home. Backed by Kidde's warranty coverage and standards compliance; ideal for residential CO and gas safety.
- Peak Level Memory records the last time carbon monoxide was detected or when the unit was last tested
- 85-decibel alarm announces when carbon monoxide or explosive gas is detected
- Digital LED display shows the level of carbon monoxide the CO alarm is sensing or states "GAS" when explosive gas is present
- 9-volt battery backup provides protection during a power outage
- Easy Installation - simply plug-in to a standard, 120V outlet in your home
Specifications:
| Materials & Construction | |
| Color | White |
| Product Details | |
| Alarm Type | Explosive Gas; Smoke |
| Batteries Included | Yes |
| Battery Size | 9v |
| Current Type | Ac |
| Features | 9v Battery Backup; Ac Plug-In Operated; Digital Display; Peak Level Memory; Test/Reset Button |
| Interconnectable | Non-Interconnectable |
| Maximum Decibel Rating | 85.0db |
| Minimum Operating Temperature | 40f; 4.4c |
| Mount Type | Wall |
| Power Source | Plug-in |
| Projection (Decimal Inch) | 1.8000 |
| Sensor Type | Electrochemical |
| Standards | Ul |
| Warranty Length | 10 |
| Sizing & Dimensions | |
| Height | 6.25 inches |
| Length | 11.25 inches |
| Product Dimensions | 4"D x 4"W x 2"H |
| Product Weight | 2.1000 |
| Size | 6.1”L x 3.8”W x 1.8”H |
| Weight | 2.1 pounds |
| Width | 8.00 inches |
| Technical Specifications | |
| Alarm | Audible |
| Operating Humidity | 5% to 95% relative humidity, non-condensing |
| Upper Temperature Rating | 100 Degrees Fahrenheit |
| Warranty | 5 Year Limited |

