Price History for 10-Year Hardwired Interconnected Smoke Detector with Photoelectric Sensor 21032865 (4-Pack)
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10-Year Hardwired Interconnected Smoke Detector with Photoelectric Sensor 21032865 (4-Pack)
Kidde Hardwired Smoke Detector with 10-Year Battery Backup, Interconnectable and LED Warning Lights, model 20SA10. This smoke detector has enhanced sensing technology that reduces false alarms often caused by c
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Feb 26, 2026 | $148.97 |
| Feb 22, 2026 | $148.69 |
| Feb 21, 2026 | $148.97 |
| Jan 29, 2026 | $137.23 |
| Jan 24, 2026 | $148.69 |
| Dec 14, 2025 | $137.23 |
| Dec 13, 2025 | $137.23 |
| Nov 30, 2025 | $137.23 |
| Oct 28, 2025 | $137.23 |
Analysis
10-Year Hardwired Interconnected Smoke Detector with Photoelectric Sensor 21032865 (4-Pack) price analysis
Price analysis for 10-Year Hardwired Interconnected Smoke Detector with Photoelectric Sensor 21032865 (4-Pack) at Home Depot: Today's price is $148.97. The lowest recorded price on PriceWatchPro was $137.23 on October 28, 2025. That's $11.74 below today's price.
- Currently listed at $148.97, which is $11.74 above the original MSRP of $137.23.
- The lowest recorded price on PriceWatchPro was $137.23 on October 28, 2025. That's $11.74 below today's price.
- The highest recorded price on PriceWatchPro was $148.97 on February 21, 2026.
- Across 8 tracked price changes, the listing has dropped 1 times with an average drop of $11.46.
- PriceWatchPro has been tracking this listing since October 28, 2025 (284 days of price history).
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