Price History for Code One Hardwired Interconnectable Smoke and Carbon Monoxide Detector, AA Battery Backup 21032251
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Code One Hardwired Interconnectable Smoke and Carbon Monoxide Detector, AA Battery Backup 21032251
The Code 1-Hardwired Smoke and Carbon Monoxide Detector with Battery Backup is a hardwired smoke alarm and carbon monoxide detector combo. It connects to your home's wiring (120V AC power) and uses 2 AA batteri
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Jul 20, 2026 | $55.13 |
| Jul 18, 2026 | $55.99 |
| Jun 20, 2026 | $55.13 |
| Jun 16, 2026 | $57.41 |
| Jun 15, 2026 | $55.13 |
| Jun 14, 2026 | $55.98 |
| Jun 11, 2026 | $59.90 |
| Jun 10, 2026 | $60.77 |
| Jun 8, 2026 | $55.91 |
| Jun 7, 2026 | $55.99 |
| Apr 23, 2026 | $55.13 |
| Apr 21, 2026 | $55.24 |
| Mar 6, 2026 | $54.99 |
| Feb 24, 2026 | $46.74 |
| Jan 10, 2026 | $55.13 |
| Jan 6, 2026 | $57.98 |
| Jan 5, 2026 | $59.99 |
| Jan 4, 2026 | $62.03 |
| Jan 3, 2026 | $60.13 |
| Jan 2, 2026 | $55.13 |
| Dec 29, 2025 | $59.99 |
| Dec 28, 2025 | $60.91 |
| Dec 24, 2025 | $59.99 |
| Dec 14, 2025 | $60.99 |
| Nov 23, 2025 | $60.99 |
| Oct 26, 2025 | $60.99 |
Analysis
Code One Hardwired Interconnectable Smoke and Carbon Monoxide Detector, AA Battery Backup 21032251 price analysis
Price analysis for Code One Hardwired Interconnectable Smoke and Carbon Monoxide Detector, AA Battery Backup 21032251 at Home Depot: Today's price is $55.13. That's 10% off the MSRP of $60.99. Current price is 3% below the 90-day average of $56.73 (a $1.60 below the running mean).
- The current price of $55.13 is 10% (or $5.86) below the MSRP of $60.99.
- Current price is 3% below the 90-day average of $56.73 (a $1.60 below the running mean).
- The lowest recorded price on PriceWatchPro was $46.74 on February 24, 2026. That's $8.39 below today's price.
- The highest recorded price on PriceWatchPro was $62.03 on January 4, 2026. Today's price is $6.90 below that peak.
- 30-day trend: trending down 1.5% from $55.99 to $55.13.
- Across 25 tracked price changes, the listing has dropped 12 times with an average drop of $2.57.
- PriceWatchPro has been tracking this listing since October 26, 2025 (284 days of price history).
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