Kidde 20SD10 / 20SD10-V 10-Year Battery Smoke Alarm vs Kidde 30CUDR Combo

Side-by-side specs from each maker.

Only the differences are shown.

Kidde 20SD10 / 20SD10-V 10-Year Battery Smoke AlarmKidde 30CUDR Combo
TypeSmoke or CO alarmSmoke or CO alarm
Alarmsmokecombo
Power10-year batteryAA (2 replaceable batteries)
Standards (maker)Kidde DETECT alarms are designed to the latest UL standardDesigned to the latest UL standard for safety and reliability
Replace after10 yearsNot listed
Maker's warningsAlarm beeps to replace it 10 years after it is poweredNot listed

Kidde 20SD10 / 20SD10-V 10-Year Battery Smoke Alarm

A smoke alarm with a sealed 10-year battery and a reminder beep to replace it 10 years after it is powered.

  • No battery changes
  • No wiring
  • Twist-and-click mount

Kidde 30CUDR Combo

A battery-powered smoke and carbon monoxide combo alarm that runs on two replaceable AA batteries. A voice-alert version is listed separately.

  • Replaceable AA batteries
  • Not listed by the maker: price