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Dahua DHI-ARA43-W2 Wireless Alarm Repeater


The Dahua DHI-ARA43-W2 Wireless Alarm Repeater enhances the performance of security systems by extending wireless coverage for up to 32 connected peripherals. It utilizes two-way RF communication, ensuring efficient data transmission between devices, and features an LED indicator that clearly displays the device’s operational status. The repeater supports both manual and automatic pairing, significantly increasing the RF range, making it ideal for various environments like multi-story homes or large offices. Its intelligent design includes the capability to switch between dual antennas to minimize blind spots, while a built-in lithium battery provides backup power for over 35 hours during outages. Additionally, it can perform cloud updates and recover automatically from any update failures, ensuring continuous operation. The Dahua DHI-ARA43-W2 is also equipped with a tamper alarm for added security, and it operates effectively within a wide temperature range. This versatile device is an essential component for enhancing the reliability of security systems in diverse settings.

Key Features

  • Connects up to 32 peripherals.
  • Two-way RF communication.
  • LED indicator displays device status.
  • Supports manual and auto pairing, extending RF distance for your security system.
  • Auto switches from dual antennas to reduce blind areas.
  • Cloud update and auto recovery of update failure.
  • Battery backs device working for over 35 hours when external power supply fails.

DHI-ARA43-W2 Datasheet

$127.22 inc GST +3 Year Warranty & Support

The Dahua DHI-ARA43-W2 Wireless Alarm Repeater is designed to enhance the performance of alarm systems by extending communication ranges between the alarm hub and various accessories. It can connect up to 32 wireless peripherals and utilizes two-way RF communication to ensure reliable signal transmission. This repeater supports both manual and automatic pairing, making it user-friendly while also featuring automatic switching between dual antennas to minimize blind spots in signal coverage. The device boasts a long communication range of up to 1,000 meters in open areas, and it incorporates advanced security measures such as AES128 encryption and frequency hopping to prevent interference and ensure secure connections. Additionally, it includes a built-in lithium battery that provides backup power for over 35 hours in case of an external power failure, along with features like a low battery alarm and tamper detection for added security. The Dahua DHI-ARA43-W2 is suitable for various environments, including multi-story buildings and expansive outdoor areas, making it a versatile choice for enhancing security systems​.

Dimension

Application

Technical Specifications

Input/Output
Wireless Zone 32 × wireless peripherals
Port
Storage Battery Built-in lithium battery
Indicator Light 1 that indicates pairing and working
Power Switch 1 × power switch
Function
Pairing Mode Auto/Manual
Tamper Alarm Yes
Remote Update Cloud update
Power Failure Protection for Configured Parameters Yes
Disconnection Detection of External Power Supply Yes
Low Battery Alarm Yes
Search Signal strength detection
Wireless
Carrier Frequency 433.1 MHz–434.6 MHz
Transmitter Power (EIRP) Limit 10 mW
Communication Distance Up to 1000 m (3280.84 ft) in an open space
Communication Mechanism Two-way
Encryption Mode AES128
Frequency Hopping Yes
General
Power Supply 12 VDC, 1.5 A
Battery Life Battery standby time: 35 h
Operating environment –10 °C to +55 °C (+14 °F to +131 °F) (indoor)
Operating Humidity 10%–90% (RH)
Product Dimensions 163.0 mm × 163.0 mm × 32.0 mm (6.42″ × 6.42″ × 1.26″)
Packaging Dimensions 219.0 mm × 187.0 mm × 91.0 mm (8.62″ × 7.36″ × 3.58″)
Installation Wall mount; Desktop
Net Weight 0.32 kg (0.71 lb)
Gross Weight 0.74 kg (1.63 lb)
Certifications CE
Casing PC+ABS

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