--- product_id: 84043614 title: "Electrobot HC-SR501 Pyroelectric Infrared PIR Motion Sensor Modules for Arduino and Other DIY Projects (5 Pcs)" brand: "electrobot" price: "HK$96" currency: HKD in_stock: true reviews_count: 4 category: "Electrobot" url: https://www.desertcart.hk/products/84043614-electrobot-hc-sr501-pyroelectric-infrared-pir-motion-sensor-modules-arduino store_origin: HK region: Hong Kong --- # Customizable 5-200s trigger time Adjustable 3-7m detection range Precision sensitivity & delay tuning Electrobot HC-SR501 Pyroelectric Infrared PIR Motion Sensor Modules for Arduino and Other DIY Projects (5 Pcs) **Brand:** electrobot **Price:** HK$96 **Availability:** ✅ In Stock ## Summary > 🚀 Elevate your DIY security game with precision motion sensing! ## Quick Answers - **What is this?** Electrobot HC-SR501 Pyroelectric Infrared PIR Motion Sensor Modules for Arduino and Other DIY Projects (5 Pcs) by electrobot - **How much does it cost?** HK$96 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/84043614-electrobot-hc-sr501-pyroelectric-infrared-pir-motion-sensor-modules-arduino) ## Best For - electrobot enthusiasts ## Why This Product - Trusted electrobot brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Multipack Value:** Five sensors included—scale your smart projects without limits. - • **Robust & Reliable:** Operates flawlessly from -20°C to 80°C, built for any environment. - • **Control Trigger Duration:** Set motion hold time between 5 and 200 seconds for perfect automation. - • **Plug & Play Compatibility:** Seamlessly integrates with Arduino, Raspberry Pi, AVR, PIC, and 8051 platforms. - • **Tailor Your Detection Range:** Easily dial sensitivity from 3 to 7 meters to fit any space. ## Overview The Electrobot HC-SR501 PIR Motion Sensor Module is a versatile, adjustable infrared sensor designed for DIY electronics and home automation. Featuring a 3-7 meter detection range, customizable trigger time from 5 to 200 seconds, and compatibility with popular microcontrollers like Arduino and Raspberry Pi, it delivers reliable motion detection in diverse environments. This 5-pack offers excellent value for professionals and hobbyists aiming to build smart, responsive spaces. ## Description The pir motion sensor detector module hc-sr501 allows you to sense motion. It is almost always used to detect the motion of a human body within the sensor's range. It is often referred to used "Pir", "Pyroelectric", "Passive infrared" and "Ir motion" sensor. The module has an onboard pyroelectric sensor, conditioning circuitry, and a dome-shaped fresnel lens. It has a delay time adjustment potentiometer and sensitivity adjustment potentiometer. Repeat trigger selection jumper is also available. Compatible with arduino, raspberry pi, avr, pic, 8051, etc. Specifications: wide working voltage range: dc 4.5v- 20v current drain: detection angle: detection distance: 3 to 7m (can be adjusted) blockade time: 2.5s (default) work temperature: -20-+80°c application: automatically sensing light for floor, bathroom, basement, porch, warehouse, garage, etc. Package includes: 5 x pir motion sensor detector module hc-sr501 Review: Useful - Very good product Review: Good product - Good product ## Features - Infrared Sensor with Control Circuit Board - The Sensitivity and Holding Time Can be Adjusted - Blockade time: 2.5s (Default) - Sensitive Setting: Turn to Right, Distance Increases (About 7M); Turn to Left, Distance Reduce (About 3M) - Time Setting: Turn to Right, Time Increases (About 200S); Turn to Left, Time Reduce (About 5S). ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0749QQP5L | | Antenna Location | Residential and Commercial Security, Automation, Energy Management | | Battery Description | battery not included | | Best Sellers Rank | #25,888 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #945 in Robotic Kits & Accessories | | Brand | Electrobot | | Colour | White + Green | | Compatible Devices | Arduino, Raspberry Pi, AVR, PIC, 8051 | | Country of Origin | China | | Customer Reviews | 4.3 out of 5 stars 13 Reviews | | Item Weight | 125 Grams | | Manufacturer | ElectroBot | | Maximum Range | 7 metres | | Mfr Part Number | EB-5XPIR | | Model Number | HC-SR501 | | Mounting Type | Wall Mount | | Power Source | Corded Electric | ## Product Details - **Brand:** Electrobot - **Colour:** White + Green - **Power Source:** Corded Electric - **Item Weight:** 125 Grams - **Mounting Type:** Wall Mount ## Images ![Electrobot HC-SR501 Pyroelectric Infrared PIR Motion Sensor Modules for Arduino and Other DIY Projects (5 Pcs) - Image 1](https://m.media-amazon.com/images/I/51qHCqA5qgL.jpg) ![Electrobot HC-SR501 Pyroelectric Infrared PIR Motion Sensor Modules for Arduino and Other DIY Projects (5 Pcs) - Image 2](https://m.media-amazon.com/images/I/61GKf0bGZ9L.jpg) ![Electrobot HC-SR501 Pyroelectric Infrared PIR Motion Sensor Modules for Arduino and Other DIY Projects (5 Pcs) - Image 3](https://m.media-amazon.com/images/I/61kxhRDiwhL.jpg) ![Electrobot HC-SR501 Pyroelectric Infrared PIR Motion Sensor Modules for Arduino and Other DIY Projects (5 Pcs) - Image 4](https://m.media-amazon.com/images/I/51u9SpPXLvL.jpg) ![Electrobot HC-SR501 Pyroelectric Infrared PIR Motion Sensor Modules for Arduino and Other DIY Projects (5 Pcs) - Image 5](https://m.media-amazon.com/images/I/51lVPkwmSXL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Useful *by S***E on 8 May 2026* Very good product ### ⭐⭐⭐⭐⭐ Good product *by H***H on 9 January 2026* Good product ### ⭐⭐⭐⭐⭐ Good working PIR sensor. *by P***. on 1 December 2025* Good working PIR sensor. ## Frequently Bought Together - Electrobot HC-SR501 Pyroelectric Infrared PIR Motion Sensor Modules for Arduino and Other DIY Projects (5 Pcs) - Aptechdeals Jumper Wires Male To Male, Male To Female, Female To Female/ Breadboard Jumper Wires (40+40+40) - Aptechdeals Sg90 Micro Servo Motor 9G Rc Robot Helicopter Airplane Boat Controls, Multicoloraptechdeals Sg90 Micro Servo Motor 9G Rc Robot Helicopter Airplane Boat Controls (1Pc) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hk/products/84043614-electrobot-hc-sr501-pyroelectric-infrared-pir-motion-sensor-modules-arduino](https://www.desertcart.hk/products/84043614-electrobot-hc-sr501-pyroelectric-infrared-pir-motion-sensor-modules-arduino) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-07-15*