Magnetic Reed Switch - Maker Advisor

$7.90

in stock

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eBay

Scroll down to compare the magnetic reed switch at different stores and find the best price.

Aliexpress - 1 Set Door Window Contact Magnetic Reed Sensor Switch

$4.59

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Aliexpress

eBay - 5 Sets Door Window Contact Magnetic Reed Sensor Switch

$7.90

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eBay

Amazon.de - 2 Sets Door Window Contact Magnetic Reed Sensor Switch

~~€7.49~~

€6.99

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Amazon.de

Amazon.co.uk - 2 Sets Door Window Contact Magnetic Reed Sensor Switch

£7.23

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Amazon.co.uk

Amazon.es - 5 Sets Door Window Contact Magnetic Reed Sensor Switch

€9.99

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Amazon.es

Banggood - 1 Set Door Window Contact Magnetic Reed Sensor Switch

5.0

~~$8.85~~

$6.88

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Banggood.com

Amazon.com - 5 Sets Door Window Contact Magnetic Reed Sensor Switch

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Amazon.com

Amazon price updated: July 14, 2026 7:03 am

The magnetic reed switch is a useful module to use on your door, window, or drawer, to detect if it is closed or opened.

Learn how to use the magnetic reed switch with the Arduino: Monitor Your Door Using Magnetic Reed Switch and Arduino.

Create a notification system with the ESP32 or ESP8266 and a reed switch to monitor your doors and windows: