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WH138-1 Potentiometer Adjustable Resistance Speed Regulator With Switch WH138 B5K B10K B20K B50K B100K B250K B500K 10K 100K 2PCS

WH138-1 Potentiometer Adjustable Resistance Speed Regulator With Switch WH138 B5K B10K B20K B50K B100K B250K B500K 10K 100K 2PCS

Quick answer

Is $3.57 a good price for WH138-1 Potentiometer Adjustable Resistance Speed Regulator With…?

It is the usual price, not a deal: $3.57 is in line with the typical price of $3.57 that DipScout measured over the last 11 days. Tracked since Oct 23, 2026, the price hasn't changed.

$3.57

Today it costs $3.57 on AliExpress. Since Oct 23, 2026, when we started tracking it, the price hasn't changed. By our price history, it is not on sale right now.

No drop compared with what we observed over the last 11 days.
View on AliExpress

The price above is the last recorded reading, not a live checkout lookup.

Price history

Today$3.57steady

The price hasn't changed once since Oct 23, when we started tracking it.

Hover over the chart to see each price.Tap the chart to see each price.
StoreQuality components supermarket Store
Product rating—
Store rating—
AliExpress categoryElectronic Components & Supplies › Passive Components
Recorded readings1
First seen
Last reading

Also sold by 1 other store

Same title and category on AliExpress, cheapest first. Each store has its own price and history; check the variant and shipping.

Quality components supermarket Store · Ships from US$3.57 · 38 sold