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The DHI-ARA43-W2 Alarm Repeater is a wireless signal extender designed to enhance the coverage and reliability of Dahua alarm systems. It relays communication between the alarm hub and wireless peripherals, eliminating signal blind spots and ensuring stable two-way RF transmission. Supporting automatic pairing, status indication, and backup battery power, it is ideal for larger homes, villas, shops, and multi-room premises where extended wireless coverage is required. Key features includes:
The DHI-ARA43-W2 Alarm Repeater is a wireless signal expansion module designed to extend and strengthen communication within Dahua wireless alarm systems. Ideal for large homes, villas, offices, warehouses, and multi-room commercial premises, this device ensures reliable signal coverage in areas where direct communication with the alarm hub may be weak or obstructed.
The repeater uses two-way RF communication to receive alarm signals from wireless peripherals and retransmit them to the alarm hub, effectively eliminating blind spots and improving overall system stability. It supports automatic device pairing and seamless integration into existing Dahua wireless alarm networks, making installation quick and straightforward.
Equipped with LED status indicators, the DHI-ARA43-W2 provides clear visual feedback for power, communication, and pairing status, allowing installers and users to easily monitor system operation. By maintaining stable signal transmission between detectors, keypads, sirens, and the alarm hub, it enhances system reliability in larger properties or buildings with thick walls and structural interference.
The device features dual-antenna switching technology to optimise signal strength and reduce communication dropouts. It also includes a built-in rechargeable backup battery that can provide extended operation during power outages, ensuring continuous signal relay when it is needed most.
Supporting secure encrypted wireless communication with a long transmission range (up to approximately 1.2 km in open space), the DHI-ARA43-W2 is a dependable solution for expanding Dahua wireless alarm coverage while maintaining high system performance and security.
ARA43-W2(868)
Alarm Repeater
> Connects up to 32 peripherals.
> Two-way RF communication.
> LED indicator displays device status.
> Supports manual and auto paring, 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.
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