100 pcs SOT-23 SMD Field Effect Transistor AO3400 AO3400A 3400 A09T N-Channel MOS-FET New original
$2.12
Today it costs $2.12 on AliExpress. Since Oct 22, 2026, when we started tracking it, it ranged from $1.81 to $2.12. 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 3 days. The store advertises "was $4.33", 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$2.12highest ever seen
Lowest$1.81Oct 22 to Oct 23
Highest$2.12since Oct 23
Tracked since Oct 22 · 1 changeHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Oct 23, 08:02 UTC | $2.12 | +17% |
| Oct 22, 20:27 UTC | $1.81 | start |
| Store | IRUWB Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Electronic Components & Supplies › Active Components |
| Recorded readings | 2 |
| First seen | 10/22/2026 |
| Last reading | 10/23/2026, 8:09:20 PM UTC |
Also sold by 1 other store
Same title and category on AliExpress. Each store has its own price and history.
| IRUWB Store · Ships from US | $1.81 · 1212 sold |
|---|