Dahua Technology

Dahua Door Detector (Small magnet) ARD323-W2(S)

Rs. 2,160.64

~~Rs. 2,498.24~~ Rs. 2,160.64

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Overview

The Dahua ARD323-W2(S) Wireless Door Detector (Small) is a compact magnetic contact sensor designed to provide reliable opening detection for doors and windows. It instantly detects unauthorized entry and transmits alarm signals to the Dahua wireless alarm hub, ensuring timely notifications and enhanced security.

Featuring two-way wireless communication, AES128 encryption, frequency hopping technology, and support for external wired detector input, the detector delivers stable and secure performance. Its compact design makes it ideal for homes, apartments, offices, retail stores, and commercial buildings.

Key Features

✔ Opening detection for doors and windows

✔ Compact and lightweight design

✔ External input for connecting a wired detector

✔ Two-way wireless communication

✔ AES128 encryption for secure transmission

✔ Frequency hopping technology for improved communication stability

✔ Cloud firmware updates

✔ Tamper alarm support

✔ Low battery detection

✔ Test mode for easy installation

✔ Long battery life up to 4 years

✔ Communication distance up to 1,200 m in open area

Why Choose Dahua ARD323-W2(S)?

Reliable Intrusion Detection

Provides accurate opening detection for doors and windows to protect homes and businesses from unauthorized access.

Compact Design

Its small size allows discreet installation without affecting the aesthetics of doors and windows.

Enhanced Wireless Security

AES128 encryption and frequency hopping technology ensure secure and stable communication with the alarm hub.

Long Battery Life

Easy Integration

The external input allows connection to an additional wired detector for increased installation flexibility.

Technical Specifications

Feature	Specification
Product Type	Wireless Door Detector (Small)
Sensor Type	Reed Switch
Detection Function	Door and Window Opening Detection
Movement Distance	< 40 mm
Scenario	Non-metal Doors
External Input	Supported
Test Mode	Supported
Communication Mechanism	Two-Way Wireless Communication
Encryption Mode	AES128
Frequency Hopping	Supported
Wireless Frequency	433.1 MHz – 434.6 MHz
Transmission Power (EIRP)	Up to 10 mW
Communication Distance	Up to 1,200 m (Open Area)
Remote Update	Cloud Update
Tamper Alarm	Supported
Low Battery Detection	Supported
Power Supply	1 × CR123A Battery
Battery Life	Up to 4 Years (NO Input), Up to 2 Years (NC or Pulse Input)
Low Battery Threshold	2.7 V
Battery Restore Threshold	2.8 V
Maximum Power Consumption	70 mW
Operating Temperature	-10°C to +55°C
Temperature Measurement Range	-15°C to +65°C
Operating Humidity	10%–90% RH
Installation	Bracket Mount
Casing Material	PC + ABS
Dimensions	100.2 × 20.8 × 20.3 mm
Net Weight	70 g
Certification	CE