A
Anonymous
Apr 13, 2026
Rating: 5/5
Fast Shipping
Product arrived quickly and functions as described in the documentation.
Description
Reed Switch Sensor Module
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Operating Voltage | 3.3V - 5V DC |
| Output Signal | Digital Switching (0 and 1) |
| Detection Distance | Approximately 15mm |
| Interface Type | 3-Pin PH2.54 Connector |
| PCB Length | 32mm |
| PCB Width | 14mm |
| Mounting Hole Diameter | 3mm |
| Working Temperature | -20°C to 85°C |
| Weight | 2 Grams |
| Compatibility | Arduino, Raspberry Pi, ESP32 |
5 reviews
A
Anonymous
Apr 13, 2026
Rating: 5/5
Reliable Detection
Triggers consistently when the magnet passes by. Very stable output signal.
A
Anonymous
Apr 13, 2026
Rating: 5/5
Great for Arduino
Works perfectly with my Uno board. The sensitivity pot is useful for adjusting the trigger range.
A
Anonymous
Apr 06, 2026
Rating: 5/5
Compact Design
Fits easily into my small project enclosure. The LED indicator is bright.
A
Anonymous
Apr 01, 2026
Rating: 4/5
Good Module
Works well but wires not included. Good value for the price though.
5 FAQ
Q: Does this come with a magnet?
A: Yes, one small test magnet is included in the package.
Q: Is 12V input supported?
A: No, please operate within 3.3V to 5V to avoid damage to the module.
Q: Is there an analog output?
A: No, this module provides a digital TTL output only.
Q: Is this waterproof?
A: No, this is an open PCB module intended for indoor use only.
Q: Is it compatible with Raspberry Pi 3?
A: Yes, it is compatible with 3.3V logic systems like the Pi.
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