---
product_id: 73133917
title: "JCHENG 433MHz Wireless Door Sensor Burglar Alarm Sensor"
brand: "jcheng security"
price: "₨23939"
currency: LKR
in_stock: false
url: https://www.desertcart.lk/products/73133917-jcheng-433mhz-wireless-door-sensor-burglar-alarm-sensor
store_origin: LK
region: Sri Lanka
---

# Compact size for versatile installation 433MHz wireless frequency 1-year standby battery life JCHENG 433MHz Wireless Door Sensor Burglar Alarm Sensor

**Brand:** jcheng security
**Price:** ₨23939
**Availability:** ❌ Out of Stock

## Summary

> 🚪 Stay one step ahead—secure your space with smart wireless precision!

## Quick Answers

- **What is this?** JCHENG 433MHz Wireless Door Sensor Burglar Alarm Sensor by jcheng security
- **How much does it cost?** ₨23939 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/73133917-jcheng-433mhz-wireless-door-sensor-burglar-alarm-sensor)

## Best For

- jcheng security enthusiasts

## Why This Product

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

## Key Features

- • **Smart Low Battery Alerts:** Automatically notifies your alarm system when battery power runs low—never get caught off guard.
- • **Trusted Support & Warranty:** Backed by 2 years warranty, lifetime tech support, and 30-day money-back guarantee for peace of mind.
- • **Effortless DIY Installation:** Self-adhesive backing and lightweight design make setup a breeze—no tools required.
- • **Seamless 433MHz Connectivity:** Optimized for 433MHz code 1527 alarm hosts ensuring flawless integration.
- • **Ultra-Compact & Sleek Design:** Minimalist white polished housing fits discreetly on doors, windows, drawers, and more.

## Overview

The JCHENG 433MHz Wireless Door Sensor is a compact, battery-powered security device designed for seamless integration with 433MHz code 1527 alarm systems. Featuring a sleek white design and easy self-adhesive installation, it offers reliable door/window monitoring with low battery alerts and a robust wireless range of up to 100 meters. Ideal for home or commercial use, it comes with a 2-year warranty and lifetime tech support, ensuring long-term security confidence.

## Description

Overview:  Fix the door sensor to the door/window (2 sides). Make sure that when the door or window is shut, the door sensor (two parts) can be leaned together. If the door or window is open, then the 2 parts of the door sensor are separated, it will send information to alarm host to trigger the alarm, meanwhile push alert SMS to your phone!  SPECIFICATION:  1. Power supply: Alkaline button battery(included)  2. Low battery alarm: Send low battery message to alarm host when battery is low 3. Wireless frequency: 433 MHz,Code:1527 4. Transmitting distance：noninterference ≥100m; indoor about 30~50 m 5. Operating temperature: indoor -10 ~ 50℃, related humidity ≤ 95%  Package Included:  5 x JC Window Door Sensor (alkaline battery included)  5 x high strength double sided foam sticky tape

## Features

- 【433MHz Required】This door sensor could ONLY work and code with 433MHz, code 1527 based alarm host. We introduced it for our JC Wireless 2G & WIFI Security Alarm System, if purchase alarm host from elsewhere, please check the code carefully before buy
- 【Smart Design】White polishing housing, Quality Made Touching button, Smart size , Weight:25g, Dimension:59.8mm*23mm*12.7mm (Part A),40mm*10mm*12.56mm (Part B), Users could Install it in any place, i.e. Door, window, drawer, wardrobe, bathroom, etc.
- 【Intelligent Coding】When battery is low, the door sensor would have low battery information to alarm host (JC Wireless 2G & WIFI Security Alarm System –sold in our shop). For other brand alarm host, it may show with general alarm info or users need to check with light indicator (flashes frequent when battery is low)
- 【Friendly Maintenance】The door sensor takes Alkaline button battery, when run out of battery ,it is easy to get replacement from on-line desertcart shop or supermarket. Under standby mode it lasts for around 1 year, for home usage 6-month, commercial usage 3-6 month
- 【JCHENG’S After Service】30 days Money Refund,2 years quality warrantee and life time tech support. Any question or advise on our product, please feel free to contact us by support@jcheng-security.com, will reply you within 24 Hours. Also, if not clear about setting up, we have teaching video of the alarm series on YouTube, please search ‘JCHENG SECURITY’ and find us!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Shenzhen Jing Cheng Digital Surveillance Co.,Ltd |
| Part Number | Doorsensor5 |
| Package Dimensions | 13 x 10.6 x 3 cm; 170 g |
| Batteries | 5 Product Specific batteries required. (included) |
| Item model number | 606462991261 |
| Colour | White |
| Power Source | Battery Powered |
| Voltage | 1.5 Volts |
| Installation method | Self-Adhesive |
| Item Package Quantity | 1 |
| Included Components | Battery |
| Batteries included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
| Item Weight | 170 g |

## Product Details

- **Brand:** JCHENG SECURITY
- **Colour:** White
- **Power source:** Battery Powered
- **Compatible devices:** Smartphone
- **Connectivity technology:** Wireless

## Images

![JCHENG 433MHz Wireless Door Sensor Burglar Alarm Sensor - Image 1](https://m.media-amazon.com/images/I/51IVIOBUEVL.jpg)
![JCHENG 433MHz Wireless Door Sensor Burglar Alarm Sensor - Image 2](https://m.media-amazon.com/images/I/81TMQcs1awL.jpg)

## Frequently Bought Together

- JCHENG 433MHz Wireless Door Sensor Burglar Alarm Sensor
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**Shop now:** [https://www.desertcart.lk/products/73133917-jcheng-433mhz-wireless-door-sensor-burglar-alarm-sensor](https://www.desertcart.lk/products/73133917-jcheng-433mhz-wireless-door-sensor-burglar-alarm-sensor)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-03-19*