---
product_id: 483218129
title: "5 Pack NC Magnetic Switch Contacts Door Sensor for Home Alarm Security System"
brand: "wesua"
price: "€ 16.50"
currency: EUR
in_stock: true
category: "Wesua"
url: https://www.desertcart.ie/products/483218129-5-pack-nc-magnetic-switch-contacts-door-sensor-for-home
store_origin: IE
region: Ireland
---

# NC (Normally Closed) switch for reliable security ≥20mm operation gap for precise door state detection Surface mount with hidden screws for sleek install 5 Pack NC Magnetic Switch Contacts Door Sensor for Home Alarm Security System

**Brand:** wesua
**Price:** € 16.50
**Availability:** ✅ In Stock

## Summary

> 🔐 Lock in peace of mind with invisible security you can trust

## Quick Answers

- **What is this?** 5 Pack NC Magnetic Switch Contacts Door Sensor for Home Alarm Security System by wesua
- **How much does it cost?** € 16.50 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/483218129-5-pack-nc-magnetic-switch-contacts-door-sensor-for-home)

## Best For

- wesua enthusiasts

## Why This Product

- Trusted wesua brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Value Pack Convenience:** Five pairs per pack to secure multiple entry points without hassle
- • **Effortless Installation:** Surface mount design with included screws makes setup a breeze
- • **Discreet & Stylish Design:** Attractive cover hides screws for a clean, professional look
- • **Reliable Door State Detection:** NC magnetic switch triggers alarms instantly when doors open
- • **Seamless Security Integration:** Works flawlessly with any wired burglar alarm or access control system

## Overview

The 5 Pack NC Magnetic Switch Contacts are surface-mounted ABS plastic sensors designed for wired home and business alarm systems. Featuring a normally closed reed switch activated by a magnet within a 20mm gap, these sensors reliably detect door or window openings. With a sleek cover concealing mounting hardware and compatibility with any wired security panel, this pack of five pairs offers an easy-to-install, professional-grade solution to enhance your property’s security.

## Description

Magnetic contacts is widely used for alarm system(panel) to detect state of door. It consist of a reed switch part and a magnet part . When door closed, reed switch is effected by magnet and turn ON; when door open, reed switch is effected by magnet and turn OFF, trigger alarm. Contact type : NC (normally closed),switch OFF when door is opened Material: ABS plastic Color: white Pack: 5pairs/bag Operation gap : ≥ 20mm Mounting type : Surface mounting Max. voltage : 28V DC Max. current : 0.2A Max. load : 3W Material : ABS plastic

## Features

- Screw terminal surface mounted magnetic contacts
- Nice looking and easy install
- Attractive cover keeps mounting screws and terminal screws hidden
- Mounting screws included
- Great for use in family and factory window, door, etc.
- This contact works with any wired burglar alarm system or wired access control available

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BBPXF9M2 |
| Best Sellers Rank | #136 in Home Security Systems |
| Brand | WESUA |
| Built-In Media | Switch |
| Color | white |
| Compatible Devices | Home Security System |
| Control Method | Touch |
| Customer Reviews | 3.9 3.9 out of 5 stars (270) |
| Item Dimensions L x W x H | 9.84"L x 5.91"W x 0.39"H |
| Item Weight | 0.12 Kilograms |
| Manufacturer | WESUA |
| Mfr Part Number | WE-MC-44B |
| Model Number | WE-MC-44B |
| Mounting Type | Wall Mount |
| Power Source | Corded Electric |
| Sensor Technology | Contact Sensor |
| Smart Home Compatibility | Not Smart Home Compatible |
| Unit Count | 5.0 Count |
| Voltage | 28 Volts |

## Product Details

- **Brand:** WESUA
- **Color:** white
- **Compatible Devices:** Home Security System
- **Power Source:** Corded Electric
- **Product Dimensions:** 9.84"L x 5.91"W x 0.39"H

## Images

![5 Pack NC Magnetic Switch Contacts Door Sensor for Home Alarm Security System - Image 1](https://m.media-amazon.com/images/I/417JcB0R4ZL.jpg)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-07-24*