TOMZN 3 Phase Din Rail Adjustable Under Over Voltage Protector Voltage Monitoring Sequence Protection Relay
Quick answer
Is $19.47 a good price for TOMZN 3 Phase Din Rail Adjustable Under Over Voltage Protector…?
Too early to tell: DipScout has tracked this price for 1 day, and comparing it with a typical price takes at least 3 days. Tracked since Oct 26, 2026, it ranged from $19.46 to $19.47.
$19.47
Today it costs $19.47 on AliExpress. Since Oct 26, 2026, when we started tracking it, it ranged from $19.46 to $19.47. 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 $21.63", 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$19.47highest ever seen
Lowest$19.46Oct 26 to Oct 27
Highest$19.47since Oct 27
Tracked since Oct 26 · 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, 13:11 UTC | $19.47 | +0.1% |
| Oct 26, 07:11 UTC | $19.46 | start |
| Store | TOMZN Official Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Home Improvement › Electrical Equipment & Supplies |
| Recorded readings | 2 |
| First seen | 10/26/2026 |
| Last reading | 10/27/2026, 1:11:35 PM UTC |