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HC-SR501 PIR Motion Sensor Detector - Infrared Motion Sensor 4.8-20V DC Wide Voltage, 0.5s-200s Adjustable Delay, Dual Trigger Modes for Home Security, Energy Efficiency & IoT Devices (Pack of 3pcs)
ASIN: B0897BMKR3

by Stemedu

HC-SR501 PIR Motion Sensor Detector - Infrared Motion Sensor 4.8-20V DC Wide Voltage, 0.5s-200s Adjustable Delay, Dual Trigger Modes for Home Security, Energy Efficiency & IoT Devices (Pack of 3pcs)

7.7
Confidence Moderate

ExpertBeacon Score and confidence are proprietary signals, not retailer ratings.

4.4Amazon rating(48 reviews)
Demand Top 81%
Confidence Moderate
Lower-Priced in Set

How It Compares

Compared with other products in Motion Detectors.

Demand
19%
Expert Score
44%
Relative Price★
Lower-priced

Relative Price shows where this product sits in the category. Exact prices stay hidden.

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Affiliate Disclosure — We earn from qualifying purchases. Data last updated on Apr 15, 2026. ExpertBeacon Score, Expert Score, Value, and Confidence are our own signals, not retailer ratings.

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Product Features

  • [➤Document Support] The usage reference link of HC-SR501 PIR infrared sensor: https://www(DOT)mysensors(DOT)org/build/motion
  • [➤ Super compatibility] 4.8-20V wide voltage design, compatible with Arduino/Aspberry Pi/ESP8266 and other development boards, can directly connect to 5V/12V smart home control systems
  • [➤ Intelligent Mode Switching] Supports both non-repeated (L) and repeated (H) trigger modes, with H as default. Provides adjustable delay time (0.3-200S) and block time (0.xx to tens of seconds)
  • [➤ Precise timing control] Dual adjustment of 0.5s-200s delay and 0.5s-60s blockade time, meeting the full scenario requirements from instant response (corridor lights) to continuous monitoring (garage security)
  • [➤ Intelligent Scene Coverage] Accurate human recognition achieved through 100 ° cone detection and 23mm Fresnel lens, effectively avoiding pet accidental triggering (including cat and dog home test report)

Why It Ranked Well

Competitive Value

Value is benchmarked using expert score and hidden price position in this set.

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