Computers › Electronic components
KY-040 Rotary Encoder Module 360 Degree 20 Pulse Push Button Black Aluminum Knob EC11 5V Menu Control for Arduino DIY
Quick answer
Is $2.75 a good price for KY-040 Rotary Encoder Module 360 Degree 20 Pulse Push Button Black…?
Too early to tell: DipScout has tracked this price for 1 day, and comparing it with a typical price takes at least 7 days. Tracked since Nov 10, 2026, the price hasn't changed.
$2.75
Today it costs $2.75 on AliExpress. Since Nov 10, 2026, when we started tracking it, the price hasn't changed. We haven't tracked it long enough yet to say whether it's on sale.
We have tracked this product for 1 day; confirming a drop takes at least 7 days. The store advertises "was $6.42", 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$2.75steady
The price hasn't changed once since Nov 10, when we started tracking it.
Hover over the chart to see each price.Tap the chart to see each price.
| Store | Shop1105241655 Store |
|---|---|
| Positive feedback (AliExpress) | 100% |
| AliExpress category | Electronic Components & Supplies › Active Components |
| Recorded readings | 1 |
| First seen | |
| Last reading |