Computers › Electronic components
1-5PCS MCP23017 Expansion Board NEW I2C To IO Port Module Serial Interface 16-bit I/O Port Expander I2C IIC Serial Port
Quick answer
Is $2.44 a good price for 1-5PCS MCP23017 Expansion Board NEW I2C To IO Port Module Serial…?
It is the usual price, not a deal: $2.44 is in line with the typical price of $2.44 that DipScout measured over the last 14 days. Tracked since Oct 23, 2026, it ranged from $2.43 to $2.44.
$2.44
Today it costs $2.44 on AliExpress. Since Oct 23, 2026, when we started tracking it, it ranged from $2.43 to $2.44. By our price history, it is not on sale right now. Price checked on Nov 13, 2026, 14:06 UTC.
No drop compared with what we observed over the last 14 days. The store advertises "was $4.20", but that is the store's own claim; we only state discounts our price history proves.
View on AliExpressThe price above is the last recorded reading, not a live checkout lookup.
Price history
Today$2.44highest ever seen
Lowest$2.43Nov 10 to Nov 12
Highest$2.44since Nov 12
Tracked since Oct 23 · 3 changesHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Nov 12, 13:05 UTC | $2.44 | +0.4% |
| Nov 10, 13:05 UTC | $2.43 | −0.4% |
| Oct 28, 05:04 UTC | $2.44 | +0.4% |
| Oct 23, 02:02 UTC | $2.43 | start |
| Store | SaiHuaSi Technology Store |
|---|---|
| Positive feedback (AliExpress) | — |
| AliExpress category | Electronic Components & Supplies › Active Components |
| Sold | 14 |
| Recorded readings | 4 |
| First seen | |
| Last reading |