Price History for 4 Port RS-232 DB9 Serial M.2 B+M Key Controller Card
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4 Port RS-232 DB9 Serial M.2 B+M Key Controller Card
The IOCrest SY-PEX15066 lets you add 4 RS-232 serial ports to your embedded computer thought a free M.2 Slot. To be used in applications such as serial attached devices serial networking/monitoring equipment
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Sep 11, 2026 | $36.45 |
| Sep 9, 2026 | $45.74 |
| Aug 21, 2026 | $36.45 |
| Aug 3, 2026 | $37.19 |
| Jul 7, 2026 | $44.72 |
| Jul 3, 2026 | $37.19 |
| Jul 2, 2026 | $44.72 |
| Jun 13, 2026 | $41.57 |
| Jun 10, 2026 | $43.77 |
| Jun 6, 2026 | $41.57 |
| Jun 3, 2026 | $42.27 |
| May 10, 2026 | $46.51 |
| Jan 24, 2026 | $48.67 |
| Jan 11, 2026 | $48.67 |
| Dec 28, 2025 | $48.67 |
| Dec 26, 2025 | $48.67 |
Analysis
4 Port RS-232 DB9 Serial M.2 B+M Key Controller Card price analysis
Price analysis for 4 Port RS-232 DB9 Serial M.2 B+M Key Controller Card at Walmart: Today's price is $36.45. That's 35% off the MSRP of $56.41. Current price is 10% below the 90-day average of $40.35 (a $3.90 below the running mean).
- The current price of $36.45 is 35% (or $19.96) below the MSRP of $56.41.
- Current price is 10% below the 90-day average of $40.35 (a $3.90 below the running mean).
- The lowest recorded price on PriceWatchPro was $36.45 on August 21, 2026. The current listing is at this all-time low.
- The highest recorded price on PriceWatchPro was $48.67 on December 26, 2025. Today's price is $12.22 below that peak.
- 30-day trend: trending down 20.3% from $45.74 to $36.45.
- Across 15 tracked price changes, the listing has dropped 8 times with an average drop of $4.30.
- PriceWatchPro has been tracking this listing since December 26, 2025 (268 days of price history).
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