DAHUA ARA43-W2(868) Wireless Repeater, 868 MHz, 1000m Range, 32 Devices, 12VDC, Wall Mount

The DAHUA ARA43-W2(868) is a high-performance wireless repeater designed to extend the range and reliability of Dahua's Airfly alarm systems. Operating at 868 MHz, it ensures robust signal penetration and long-distance communication up to 1000 meters in open space. With support for up to 32 connected devices, this repeater is ideal for expanding security coverage in residential, commercial, and industrial environments. Its built-in lithium battery provides up to 35 hours of standby power, ensuring uninterrupted operation even during power outages. The wall-mountable design and tamper protection make it a secure and convenient addition to any alarm system.

Advantages

• Extends wireless alarm system range up to 1000 meters (3280.84 ft) in open space.
• Supports up to 32 devices, allowing for comprehensive system expansion.
• Built-in rechargeable lithium battery (2200 mAh) provides up to 35 hours of backup power.
• Tamper protection with front panel tamper switch enhances security.
• Low power consumption (<3W) and wide operating temperature range (-10°C to +55°C).
• Easy wall mount installation with durable PC+ABS material.

Suitable for

• Residential alarm systems requiring extended wireless coverage.
• Commercial buildings where signal strength needs boosting.
• Industrial sites with large open areas or multiple zones.
• Integration with Dahua Airfly-compatible alarm panels and detectors.

Key specifications

• Wireless Frequency: 868 MHz
• Wireless Protocol: Airfly (Dahua Proprietary)
• Transmission Range (Open Space): Up to 1000 m (3280.84 ft)
• Max. Connected Devices: 32
• Power Supply: 12 VDC, 1 A
• Battery Type: Built-in Lithium Battery, 3.7 V, 2200 mAh
• Battery Standby Time: Up to 35 hours
• Power Consumption: < 3 W
• Operating Temperature: -10 °C to +55 °C (+14 °F to +131 °F)
• Operating Humidity: 10%–90% RH
• Tamper Protection: Front Panel Tamper
• Indicators: Power, Signal Strength, Status
• Installation: Wall Mount
• Material: PC+ABS

Recommendations

For optimal performance, place the repeater in a central location between the alarm panel and the farthest device. Ensure the power supply is connected to a reliable 12 VDC source. The built-in battery will automatically charge and provide backup during mains failure. Regularly check the signal strength indicator to confirm proper placement.