Computers › Electronic components
50pcs PC817C PC817B PC817 EL817 817 DIP-4 photoelectric coupler new original
Quick answer
Is $2.75 a good price for 50pcs PC817C PC817B PC817 EL817 817 DIP-4 photoelectric coupler new…?
It is the usual price, not a deal: $2.75 is in line with the typical price of $2.75 that DipScout measured over the last 14 days. Tracked since Oct 28, 2026, it ranged from $2.72 to $2.75.
$2.75
Today it costs $2.75 on AliExpress. Since Oct 28, 2026, when we started tracking it, it ranged from $2.72 to $2.75. By our price history, it is not on sale right now. Price checked on Nov 11, 2026, 23:10 UTC.
No drop compared with what we observed over the last 14 days. The store advertises "was $5.50", 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$2.75highest ever seen
Lowest$2.72on Nov 11
Highest$2.75since Nov 11
Tracked since Oct 28 · 5 changesHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Nov 11, 23:10 UTC | $2.75 | +1% |
| Nov 11, 02:11 UTC | $2.72 | −1% |
| Nov 9, 11:11 UTC | $2.75 | +1% |
| Nov 6, 17:11 UTC | $2.72 | −1% |
| Oct 29, 19:11 UTC | $2.75 | +1% |
| Oct 28, 20:08 UTC | $2.72 | start |
| Store | Supplier of electronic components Store |
|---|---|
| Positive feedback (AliExpress) | — |
| AliExpress category | Electronic Components & Supplies › Active Components |
| Sold | 40 |
| Recorded readings | 6 |
| First seen | |
| Last reading |