Discrete Direct Insertion Dual Operational Amplifier Upgrade Kit AD8620 NE5532 OPA2604 OP275 AD797 MUSES02 for Electronics DIY
$4.95
Today it costs $4.95 on AliExpress. Since Oct 21, 2026, when we started tracking it, the price hasn't changed. 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. The store advertises "was $9.90", but that is the store's own claim; we only state discounts our price history proves.
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$4.95steady
The price hasn't changed once since Oct 21, when we started tracking it.
Hover over the chart to see each price.Tap the chart to see each price.
| Store | HIFI Cowboy Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Consumer Electronics › Smart Electronics |
| Recorded readings | 1 |
| First seen | 10/21/2026 |
| Last reading | 10/22/2026, 3:34:16 PM UTC |