10-20pcs 100% new Original Q8040J7 TO218 QK040K7 Q6040K7 Q4040K7 TO-218 40A 600V 800V two-phase solid state thyristor
$27.29
Today it costs $27.29 on AliExpress. Since Oct 21, 2026, when we started tracking it, it ranged from $27.19 to $27.29. 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.
View on AliExpressAffiliate link: we earn a commission on completed purchases, and the price is the same with or without our code. The price above is the last recorded reading, not a live checkout lookup.
Price history
Today$27.29highest ever seen
Lowest$27.19on Oct 21
Highest$27.29since Oct 21
Tracked since Oct 21 · 1 changeHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Oct 21, 06:48 UTC | $27.29 | +0.4% |
| Oct 21, 02:50 UTC | $27.19 | start |
| Store | SZSGXDDZ Electronics Store Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Electronic Components & Supplies › Active Components |
| Recorded readings | 2 |
| First seen | 10/21/2026 |
| Last reading | 10/22/2026, 6:41:31 PM UTC |