Interconnect Capability*
Alarm uses hardwiring to connect with other Kidde alarms, when one goes off they all do.
Notifications
Alarm will beep & blink red, voice alerts announce "Fire!" or "Warning! Carbon Monoxide”.
Cutting Edge Technology
Firmware technology detects fires fast to give you more time to get out & reduces nuisance alarms.
Comprehensive solutions
Protect your home with the help of Kidde’s full range of home and fire safety products.
Kidde Smoke & Carbon Monoxide Combination Battery Detectors
 Smoke & CO Alarm 30CUAR |  Smoke & CO Alarm 30CUAR-V |  Smoke & CO Alarm 30CUD10 |  Smoke Alarm 20SAR |  Smart Smoke & CO 30CUAR-W | |
|---|---|---|---|---|---|
Customer Reviews | — | — | — | — | — |
Price | — | — | — | — | — |
Detection Type | Smoke + Carbon Monoxide | Smoke + Carbon Monoxide | Smoke + Carbon Monoxide | Smoke | Smoke + Carbon Monoxide |
Power Source | Hardwire + AA Battery | Hardwire + AA Battery | 10 Year Battery | Hardwire + AA Battery | Hardwire + AA Battery |
Interconnect Type | Wired | Wired | None | Wired | Wired |
Voice Alerts | No | Yes | No | No | No |
Reduced Nuisance Alarms | Yes | Yes | Yes | Yes | Yes |
Self-Testing | Yes | Yes | Yes | Yes | Yes |
Smart Device | No | No | No | No | Smart + Kidde App |
Battery Replace Frequency | Every 6 Months | Every 6 Months | Never | Every 6 Months | Every 6 Months |
Conforms to UL 217 | 10th Edition | 10th Edition | 10th Edition | 10th Edition | 10th Edition |
ETL Listed | Yes | Yes | Yes | Yes | Yes |
Interconnected Alarms*
When one alarm sounds, they all sound, so you never miss an emergency and can get out faster.
UL Certified
Designed to the latest UL standard for safety and reliability.
Reduced Nuisance Alarms
Enhanced sensing technology reduces false alarms often caused by cooking.
Self Testing**
Internal components ensure alarm is always operating as expected.
Interconnect Capability*
Alarm uses hardwiring to connect with other Kidde alarms, when one goes off they all do.
Notifications
Alarm will beep & blink red, voice alerts announce "Fire!" or "Warning! Carbon Monoxide”.
Cutting Edge Technology
Firmware technology detects fires fast to give you more time to get out & reduces nuisance alarms.
Comprehensive solutions
Protect your home with the help of Kidde’s full range of home and fire safety products.
Kidde Smoke & Carbon Monoxide Combination Battery Detectors
Smoke & CO Alarm 30CUAR | Smoke & CO Alarm 30CUAR-V | Smoke & CO Alarm 30CUD10 | Smoke Alarm 20SAR | Smart Smoke & CO 30CUAR-W |
|---|---|---|---|---|
| Customer Reviews | ||||
| — | — | — | — | — |
| Price | ||||
| — | — | — | — | — |
| Detection Type | ||||
| Smoke + Carbon Monoxide | Smoke + Carbon Monoxide | Smoke + Carbon Monoxide | Smoke | Smoke + Carbon Monoxide |
| Power Source | ||||
| Hardwire + AA Battery | Hardwire + AA Battery | 10 Year Battery | Hardwire + AA Battery | Hardwire + AA Battery |
| Interconnect Type | ||||
| Wired | Wired | None | Wired | Wired |
| Voice Alerts | ||||
| No | Yes | No | No | No |
| Reduced Nuisance Alarms | ||||
| Yes | Yes | Yes | Yes | Yes |
| Self-Testing | ||||
| Yes | Yes | Yes | Yes | Yes |
| Smart Device | ||||
| No | No | No | No | Smart + Kidde App |
| Battery Replace Frequency | ||||
| Every 6 Months | Every 6 Months | Never | Every 6 Months | Every 6 Months |
| Conforms to UL 217 | ||||
| 10th Edition | 10th Edition | 10th Edition | 10th Edition | 10th Edition |
| ETL Listed | ||||
| Yes | Yes | Yes | Yes | Yes |