Hardwired Smoke Detector with 10-Year Battery
Updated August 8, 2026
| Lot number | 411 |
| Auction | Overstock Product Liquidation- 08/11 |
| Date | August 11, 2026 at 6:00 PM EDT |
| Auction house | ATX Auctions Knoxville |
| Location | Knoxville, Tennessee |
Functional?: Unable to Test UPC: 047871331543 Model: 21033154 Condition: New - Packaging flawed Damaged?: Unknown In Packaging?: Yes Missing Parts?: Unknown Brand: Kidde Experience the next level of fire safety with the Kidde Hardwired Smoke Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable, LED Warning Light Indicators, model 20SA10-V. This smoke detector has enhanced sensing technology that reduces false alarms often caused by cooking and sends fast alerts that help give your family more time to get out safely. Voice alerts clearly announce "Fire." to help you identify the hazard quickly. Plus, it is interconnected so when one alarm sounds, they all do so you never miss an emergency (see user guide for compatibility with other Kidde models). This alarm offers a modern 5 in. Design ideal for all living spaces such as living rooms, hallways, kitchens, and bedrooms.
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