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Kidde Combination Smoke and Carbon Monoxide Alarm Review: Dual protection with clear voice alerts

Kidde 10SCO Combination Smoke and Carbon Monoxide Alarm with Voice Notification and Alarm - Dual CO Detector and Fire Alarm with 10 Year Sensor Life - 10 Year Warranty
4.6
[Dual Protection]  Combined smoke and carbon monoxide detection in one compact, space-saving unit.
[10-Year Warranty]  Comprehensive 10-year manufacturer's warranty for reliable long-term protection.
[Voice Alerts & Alarm]  Voice alerts plus 85 dB siren clearly identify the detected hazard.
[Battery Powered]  Runs on 2× AA batteries with easy-access front compartment for quick replacement.
[Safety Approved]  CE, UKCA and Kitemarked to current British standards for smoke and CO alarms.
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Home safety simplified with combined smoke and carbon monoxide detection in a compact unit. Peace of mind for families who want clear voice alerts and long-term sensor reliability. Could the Kidde Combination Smoke and Carbon Monoxide Alarm be the space-saving solution for busy homes?

⚡ At a Glance
  • Detection Capability: Combined smoke and CO sensing with voice notifications and an 85dB alarm
  • Best for: Homes and landlords needing compact, easy-to-maintain hazard detection
  • Not ideal for: Installations that require hardwired mains-powered alarms

Combines smoke and carbon monoxide detection with spoken warnings and an 85dB sounder. Battery powered with a 10-year sensor life and certified to current UK safety standards.


Clear, Unambiguous Alerts – With Voice Notifications and an 85dB Sounder

Spoken messages announce either 'Fire Fire' or 'Warning! Carbon Monoxide!' while an 85dB alarm delivers an audible warning. Separate smoke and electrochemical CO sensing support differentiated alerts.

Occupants receive immediate, specific warnings that reduce confusion during an emergency, helping families react more quickly.

Long-Term Reliability – Thanks to a 10-Year Sensor Life and Warranty

Sensors are rated for a 10-year operational life and the unit is backed by a 10-year manufacturer's warranty. Components are designed to meet current durability standards.

Minimal sensor replacements are required and the extended warranty offers reassurance for long-term household safety.

Easy Maintenance and Flexible Mounting – With Front Battery Access and Battery Power

Operates on 2 x AA replaceable alkaline batteries, supplied with the unit, and features a front-facing battery compartment for straightforward replacement. Designed for wall or ceiling mounting.

Simple battery changes and flexible siting make the alarm practical for tight spaces and straightforward for homeowners or landlords to maintain.

✨ The 4 Key Reasons for Kidde Combination Smoke and Carbon Monoxide Alarm
  1. Space-saving combination - Frees wall space by replacing separate smoke and CO units
  2. Front battery compartment - Quick battery changes without removing whole unit from ceiling
  3. Kitemarked to British Standards - Confirms compliance with recognised UK smoke and CO standards
  4. Suitable for Grade F2 installations - Meets specific domestic installation criteria under BS 5839-6:2019
📋 Technical Details at a Glance
  • Category: Smoke and carbon monoxide alarm
  • Detection type: Combined smoke and CO detectors
  • Alarm sound level: 85 dB
  • Voice alerts: "Fire Fire" and "Warning! Carbon Monoxide!"
  • Power: Battery powered
❓ Frequently Asked Questions

Q: Does the alarm detect both smoke and carbon monoxide?

A: Yes. Dual protection combines smoke detection with carbon monoxide sensing in a single unit to identify both hazards.

Q: How is the unit powered and are batteries supplied?

A: Powered by two replaceable AA alkaline batteries, which are included, with a front battery compartment for straightforward replacement.

Q: Is the alarm certified to UK safety standards?

A: Yes. The unit is CE and UKCA marked and Kitemarked to BS EN 14604:2005 and BS EN 50291-1:2018, and is suitable for BS 5839-6:2019 Grade F2 installations.

🏆 Our Verdict

Ideal for homeowners and landlords who need compact, combined smoke and carbon monoxide protection. Spoken alerts, an 85dB alarm and a 10-year sensor life make for clear warnings and dependable long-term performance. The extended sensor life and 10-year warranty support a convincing long-term safety investment.