Computers › Electronic components
MCP23017-E/SS IIC I2C SPI MCP23S17 Bidirectional 16-Bit I/O Expander Pins 10Mhz For Arduino Serial Interface Module MCP23017
Quick answer
Is $2.71 a good price for MCP23017-E/SS IIC I2C SPI MCP23S17 Bidirectional 16-Bit I/O Expander…?
It is the usual price, not a deal: $2.71 is in line with the typical price of $2.71 that DipScout measured over the last 12 days. It is the lowest in 12 days, but it has held this price since Nov 3, 2026.
$2.71
Today it costs $2.71 on AliExpress. Since Oct 28, 2026, when we started tracking it, it ranged from $2.71 to $2.98. It's the lowest price in 12 days, but it has been at this value since Nov 3, 2026; by our price history that is already the normal price, not a sale.
No drop compared with what we observed over the last 12 days. The store advertises "was $2.98", 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
Last reading$2.71on Nov 7
Lowest$2.71Nov 3 to Nov 7
Highest$2.98Oct 28 to Nov 2
Tracked since Oct 28 · 2 changesHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Nov 3, 20:29 UTC | $2.71 | −2% |
| Nov 2, 01:08 UTC | $2.77 | −7% |
| Oct 28, 20:09 UTC | $2.98 | start |
| Store | ZC Technology Store |
|---|---|
| Positive feedback (AliExpress) | — |
| AliExpress category | Electronic Components & Supplies › Active Components |
| Recorded readings | 3 |
| First seen | |
| Last reading |
Also sold by 1 other store
Same title and category on AliExpress, cheapest first. Each store has its own price and history; check the variant and shipping.
| ZC Technology Store · Ships from US | $2.71 · 31 sold |
|---|