PZEM-004T 4.0 Single Phase Electric Energy Communication Box TTL Modbus AC Voltmeter Current Watt Kwh Ammeter 220V 10A 100A
Quick answer
Is $5.45 a good price for PZEM-004T 4.0 Single Phase Electric Energy Communication Box TTL…?
It is the usual price, not a deal: $5.45 is in line with the typical price of $5.58 that DipScout measured over the last 14 days. It is the lowest in 19 days, but it has held this price since Nov 4, 2026.
$5.45
Today it costs $5.45 on AliExpress. Since Oct 22, 2026, when we started tracking it, it ranged from $5.45 to $7.14. It's the lowest price in 19 days, but it has been at this value since Nov 4, 2026; by our price history that is already the normal price, not a sale.
Drop detected on . Price last re-checked on .
No drop compared with what we observed over the last 14 days. The store advertises "was $7.14", 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
Last reading$5.45on Nov 9
Lowest$5.45Nov 4 to Nov 9
Highest$7.14Oct 22 to Nov 2
Tracked since Oct 22 · 2 changesHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Nov 4, 19:01 UTC | $5.45 | −2% |
| Nov 2, 11:04 UTC | $5.58 | −22% |
| Oct 22, 15:46 UTC | $7.14 | start |
| Store | peacefair Official Store |
|---|---|
| Positive feedback (AliExpress) | 100% |
| AliExpress category | Tools › Measurement & Analysis Instruments |
| Recorded readings | 3 |
| First seen | |
| Last reading |