Price History for Kidde SM120X Interconnect Accessories Smoke Relay Module
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Kidde SM120X Interconnect Accessories Smoke Relay Module
Switches connected device power when a smoke/heat interconnect signal is received Internal power Supply for pull station comparability controls and connects auxiliary warning devices Used with multiple station
$48.36
Not currently listed
Not in Walmart’s listings since Jun 15, 2026; the price shown is the last one we recorded.
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| May 28, 2026 | $48.36 |
| May 21, 2026 | $17.62 |
| May 19, 2026 | $48.36 |
| May 12, 2026 | $18.99 |
| May 9, 2026 | $17.62 |
| May 7, 2026 | $33.76 |
| Jan 24, 2026 | $18.99 |
| Jan 18, 2026 | $18.99 |
| Dec 9, 2025 | $18.99 |
| Dec 5, 2025 | $18.99 |
10 recorded prices; last found in Walmart’s data on Jun 15, 2026. How we track prices
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Analysis
Kidde SM120X Interconnect Accessories Smoke Relay Module price analysis
Price analysis for Kidde SM120X Interconnect Accessories Smoke Relay Module at Walmart: today's price of $48.36 is the highest price we've recorded for this listing.
- Currently listed at $48.36, which is $31.37 above the original MSRP of $16.99.
- Today's price matches its average daily price over the last 90 days ($48.36).
- The lowest recorded price on PriceWatchPro was $17.62 on May 9, 2026. That's $30.74 below today's price.
- The highest recorded price on PriceWatchPro was $48.36 on May 19, 2026.
- Across 9 tracked price changes, the listing has dropped 2 times with an average drop of $23.44.
- PriceWatchPro has been tracking this listing since December 5, 2025 (334 days of price history).
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