High Current Power Op-Amp Module, 5A Output, High Voltage Audio Amplifier Board, Low Frequency, High Slew Rate, DIY Kit OPA541
Quick answer
Is $31.13 a good price for High Current Power Op-Amp Module, 5A Output, High Voltage Audio…?
Too early to tell: DipScout has tracked this price for 2 days, and comparing it with a typical price takes at least 3 days. Tracked since Oct 24, 2026, it ranged from $31.13 to $32.09.
$31.13
Today it costs $31.13 on AliExpress. Since Oct 24, 2026, when we started tracking it, it ranged from $31.13 to $32.09. We haven't tracked it long enough yet to say whether it's on sale.
We have tracked this product for 2 days; confirming a drop takes at least 3 days. The store advertises "was $37.75", 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$31.13lowest ever seen
Lowest$31.13since Oct 27
Highest$32.09Oct 24 to Oct 27
Tracked since Oct 24 · 1 changeHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Oct 27, 12:10 UTC | $31.13 | −3% |
| Oct 24, 20:07 UTC | $32.09 | start |
| Store | ElecDemo Official Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Consumer Electronics › Smart Electronics |
| Recorded readings | 2 |
| First seen | 10/24/2026 |
| Last reading | 10/27/2026, 12:10:48 PM UTC |