WH138-1 Potentiometer Adjustable Resistance Speed Regulator With Switch WH138 B5K B10K B20K B50K B100K B250K B500K 10K 100K 2PCS
$3.57
Today it costs $3.57 on AliExpress. Since Oct 23, 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 less than a day; confirming a drop takes at least 3 days.
View on AliExpressThe price above is the last recorded reading, not a live checkout lookup.
Price history
$3.57
We started tracking this price on Oct 23. The chart takes shape over the days: we only draw prices we observed.
| Store | Quality components supermarket Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Electronic Components & Supplies › Passive Components |
| Recorded readings | 1 |
| First seen | 10/23/2026 |
| Last reading | 10/23/2026, 8:05:17 AM UTC |