DC-DC Buck Boost Converter Module 5.5-30V to 0.5-30V 4A 35W Adjustable Step Up Down Voltage Regulator LCD Digital Voltmeter
Quick answer
Is $4.75 a good price for DC-DC Buck Boost Converter Module 5.5-30V to 0.5-30V 4A 35W…?
Too early to tell: DipScout has tracked this price for 6 days, and comparing it with a typical price takes at least 7 days. Tracked since Oct 23, 2026, it ranged from $4.65 to $4.75.
$4.75
Today it costs $4.75 on AliExpress. Since Oct 23, 2026, when we started tracking it, it ranged from $4.65 to $4.75. We haven't tracked it long enough yet to say whether it's on sale.
We have tracked this product for 5 days; confirming a drop takes at least 7 days. The store advertises "was $9.89", 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$4.75highest ever seen
Lowest$4.65on Oct 27
Highest$4.75since Oct 27
Tracked since Oct 23 · 2 changesHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Oct 27, 12:35 UTC | $4.75 | +2% |
| Oct 27, 06:01 UTC | $4.65 | −2% |
| Oct 23, 12:37 UTC | $4.75 | start |
| Store | Stone's Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Electronic Components & Supplies › Active Components |
| Recorded readings | 3 |
| First seen | 10/23/2026 |
| Last reading | 10/29/2026, 9:07:32 AM UTC |