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10PCS/LOT 3A Mini DC-DC Buck Step Down Converter Board 5V-30V To 3.3V 5V DC DC Voltage Regulator PCB Board Power Supply Module
Quick answer
Is $8.55 a good price for 10PCS/LOT 3A Mini DC-DC Buck Step Down Converter Board 5V-30V To…?
It is the usual price, not a deal: $8.55 is in line with the typical price of $8.55 that DipScout measured over the last 14 days. It is the lowest in 18 days, but it has held this price since Nov 2, 2026.
$8.55
Today it costs $8.55 on AliExpress. Since Oct 23, 2026, when we started tracking it, it ranged from $8.55 to $10.18. It's the lowest price in 18 days, but it has been at this value since Nov 2, 2026; by our price history that is already the normal price, not a sale.
Drop detected on . Price last re-checked on .
No drop compared with what we observed over the last 14 days. The store advertises "was $10.18", 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$8.55lowest ever seen
Lowest$8.55since Nov 2
Highest$10.18Oct 23 to Nov 2
Tracked since Oct 23 · 1 changeHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Nov 2, 18:04 UTC | $8.55 | −16% |
| Oct 23, 02:00 UTC | $10.18 | start |
| Store | Co's zoo Store |
|---|---|
| Positive feedback (AliExpress) | 94.8% |
| AliExpress category | Electronic Components & Supplies › Active Components |
| Recorded readings | 2 |
| First seen | |
| Last reading |