KY-021 Mini Dry Reed Pipe Module
₹79.00 Original price was: ₹79.00.₹40.00Current price is: ₹40.00. (Excl. 18% GST)
Price (Excl. GST): ₹40.00
Price (Incl. GST): ₹47.20
- Model Name: KY-021
- Voltage: 3.3V to 5V
- Color: Black
- Dimension: 2.4cm x 1.5cm x 0.5cm
- Output Type: Digital
24 in stock
28 in stock
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The KY-021 Mini Dry Reed Pipe Module is a compact magnetic sensor that operates with a normally open contact, closing when exposed to a magnetic field. It is encased in a sealed glass tube that contains two iron elastic reed plates, filled with an inert gas, often rhodium, to enhance performance and longevity. The reeds inside are made from specialized materials to ensure reliability and sensitivity.
This module integrates a 10kΩ resistor and a small reed switch, making it ideal for proximity sensing in various mechanical systems. Its compact size and ease of use make it versatile for different applications. The KY-021 is compatible with popular electronic platforms such as Arduino UNO, Teensy, and similar systems, allowing for seamless integration into a wide range of electronic projects and automation systems.
Features of KY-021 Mini Dry Reed Pipe Module:
- Operating voltage 3.3V-5V
- The comparator output, signal is clean, waveform, driving ability, more than 15Ma
- Output form: Digital switching outputs (0 and 1)
- Fixed bolt hole for easy installation
- Wide voltage LM393 comparator
Package Includes:
- 1 x KY-021 Mini Reed Pipe Module





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