Dahua Wireless Alarm Repeater
Dahua DHI-ARA43-W2 Wireless Alarm Repeater
The Dahua DHI-ARA43-W2 Wireless Alarm Repeater extends the communication range between your Dahua wireless alarm hub and compatible wireless accessories. It is ideal for larger homes, multi-level properties, garages, shops and office buildings where distance, walls or partitions can weaken wireless alarm communication.
Why Choose the Dahua ARA43-W2?
๐ก Up to 1000m Range
Extends Dahua wireless alarm communication up to 1000m in open space.
โ Supports 32 Devices
Connects up to 32 compatible Dahua wireless peripherals.
๐ Secondary Communication Path
Improves reliability by forwarding accessory messages back to the alarm hub.
๐ AES128 Encryption
Encrypted two-way RF communication helps protect wireless alarm data.
๐ 35-Hour Backup Battery
Built-in lithium battery keeps the repeater working for over 35 hours if external power fails.
๐ถ Auto Antenna Switching
Automatically switches between dual antennas to help reduce wireless blind areas.
Ideal Applications
๐ Large Homes
Helps extend alarm accessory coverage across larger Australian homes and multi-level properties.
๐ Detached Garages
Useful where wireless alarm accessories are installed away from the main residence.
๐ข Offices & Shops
Improves communication in buildings with partitions, walls and separated work areas.
Technical Specifications
| Specification |
Details |
| Model |
DHI-ARA43-W2 |
| Product Type |
Wireless Alarm Repeater |
| Wireless Zone |
32 ร wireless peripherals |
| Pairing Mode |
Auto / Manual |
| Communication |
Two-way RF communication |
| Carrier Frequency |
433.1MHzโ434.6MHz |
| Communication Distance |
Up to 1000m in open space |
| Encryption |
AES128 |
| Frequency Hopping |
Yes |
| Tamper Alarm |
Yes |
| Low Battery Alarm |
Yes |
| External Power Disconnection Detection |
Yes |
| Remote Update |
Cloud update |
| Power Supply |
12VDC, 1.5A |
| Backup Battery |
Built-in lithium battery |
| Battery Standby Time |
35 hours |
| Operating Environment |
-10ยฐC to +55ยฐC indoor |
| Operating Humidity |
10%โ90% RH |
| Dimensions |
163mm ร 163mm ร 32mm |
| Installation |
Wall mount / Desktop |
| Casing |
PC + ABS |
| Certification |
CE |
Downloads
Frequently Asked Questions
What does the Dahua DHI-ARA43-W2 do?
It extends the wireless communication range between a Dahua alarm hub and compatible wireless alarm accessories.
How many wireless devices can it connect?
The ARA43-W2 supports up to 32 Dahua wireless peripherals.
What is the wireless range?
Dahua lists the communication distance as up to 1000m in open space.
Does it have battery backup?
Yes. The built-in lithium battery can keep the repeater working for over 35 hours if external power fails.
Is it suitable for outdoor installation?
No. The datasheet lists the operating environment as indoor.
Extend Your Dahua Wireless Alarm Coverage
Add stronger range and more reliable communication for larger homes, garages, offices and shopfronts.
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