HC-SR501 Sensor Adjust IR Pyroelectric Infrared PIR Human Infrared Motion Detector Module for Arduino for Raspberry Pi + Case
Quick answer
Is $2.32 a good price for HC-SR501 Sensor Adjust IR Pyroelectric Infrared PIR Human Infrared…?
It is the usual price, not a deal: $2.32 is in line with the typical price of $2.34 that DipScout measured over the last 5 days. It is the lowest in 5 days, but it has held this price since Oct 27, 2026.
$2.32
Today it costs $2.32 on AliExpress. Since Oct 22, 2026, when we started tracking it, it ranged from $2.32 to $2.34. It's the lowest price in 5 days, but it has been at this value since Oct 27, 2026; by our price history that is already the normal price, not a sale.
No drop compared with what we observed over the last 5 days. The store advertises "was $3.12", 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$2.32lowest ever seen
Lowest$2.32since Oct 27
Highest$2.34Oct 22 to Oct 27
Tracked since Oct 22 · 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, 21:07 UTC | $2.32 | −0.9% |
| Oct 22, 15:42 UTC | $2.34 | start |
| Store | Relax Goal DIY Electronic Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Electronic Components & Supplies › Active Components |
| Recorded readings | 2 |
| First seen | 10/22/2026 |
| Last reading | 10/27/2026, 9:07:05 PM UTC |