Dahua DHI-ARA43-W2(868) - 868MHz Wireless Repeater for Alarm Systems
Product Features
- Dahua DHI-ARA43-W2(868) is an 868 MHz wireless alarm signal repeater and RF range extender for wireless alarm systems.
- Signal extender that connects up to 128 wireless peripherals, up to 1,600 m in open space.
- Two-way radio with AES128 encryption, frequency hopping and manual or automatic pairing.
- Built-in battery keeps it working for over 35 hours if the external supply fails.
Dahua DHI-ARA43-W2(868) - 868MHz Wireless Alarm Repeater
The Dahua DHI-ARA43-W2(868) is a wireless alarm repeater (Dahua's ordering description is Wireless repeater) that extends the communication range between the alarm hub and other accessories and forwards messages from each accessory to the hub. It works as a signal repeater and signal extender for a Dahua wireless alarm system. It connects up to 128 wireless peripherals over two-way 868.0-868.6 MHz radio with AES128 encryption and frequency hopping, up to 1,600 m in open space. Dahua suggests it for villas with multiple floors, garages far from residential areas, and office buildings and shops with partitions.
Also listed as ARA43-W2(868).
Key features
- Connects up to 128 wireless peripherals with two-way RF communication
- Provides a secondary communication path to improve the stability of the wireless security system
- Supports manual and automatic pairing; the DMSS app can select a path manually, or the system can choose one automatically
- Dual antennas switch automatically to reduce blind areas
- Up to 1,600 m in open space, 868.0 MHz-868.6 MHz, AES128 encryption, frequency hopping
- Built-in lithium battery keeps the repeater working for over 35 hours if the external power supply fails
- Cloud update with automatic recovery from update failure; LED indicator shows device status
- Wall mount or desktop installation
Technical specification
| Model | DHI-ARA43-W2(868) |
|---|---|
| Dahua description | Alarm repeater (ordering description: Wireless repeater) |
| Wireless zone | 128 wireless peripherals |
| Pairing mode | Auto / manual |
| Carrier frequency | 868.0 MHz-868.6 MHz |
| Transmitter power (EIRP) limit | 25 mW |
| Communication distance | Up to 1,600 m (5,249.34 ft) in an open space |
| Communication mechanism | Two-way |
| Encryption mode | AES128 |
| Frequency hopping | Yes |
| Tamper alarm | Yes |
| Low battery alarm | Yes |
| Signal strength detection | Yes |
| Remote update | Cloud update |
| Power failure protection for configured parameters | Yes |
| Disconnection detection of external power supply | Yes |
| Power supply | 12 VDC, 1.5 A |
| Storage battery | Built-in lithium battery; standby time 35 h |
| Operating environment | -10 °C to +55 °C (+14 °F to +131 °F), indoor; 10%-90% RH |
| Installation | Wall mount; desktop |
| Product dimensions | 163.0 x 163.0 x 32.0 mm |
| Net weight | 0.32 kg (0.71 lb) |
| Casing material | PC+ABS |
| Certifications | CE; EN 50131-1:2006+A1:2009+A2:2017+A3:2020; EN 50131-3:2009; EN 50131-6:2017; EN 50131-5-3:2017; EN 50131-10:2014; EN 50136-2:2013; Security Grade 2; Environmental Class II |
Related Dahua alarm products
Other Dahua wireless alarm products we supply: DHI-ARA12-W2(868) wireless indoor siren, DHI-ARA13-W2(868R) red siren, DHI-ARA13-W2(868O) orange siren, DHI-ARA13-W2(868B) blue siren, DHI-ARC3800H-FW2(868) alarm hub, AirShield wireless security alarm kit, wireless alarm kit with keyfobs.
Dahua lists this repeater on 868.0 MHz-868.6 MHz.
Common questions
What does the DHI-ARA43-W2(868) do?
It is a wireless repeater that extends the communication range between the alarm hub and other accessories, and forwards messages received from an accessory to the hub. It gives accessories a secondary communication path.
How many devices can it connect?
Dahua lists 128 wireless peripherals.
How far does it reach?
Up to 1,600 m in an open space, on 868.0 MHz-868.6 MHz with two-way communication, AES128 encryption and frequency hopping.
How does pairing work?
It supports manual and automatic pairing. In the DMSS app you can select a path for accessories manually, or let the system select one automatically.
What happens if the power fails?
A built-in lithium battery keeps the repeater working for over 35 hours (battery standby time 35 h) when the external 12 VDC supply fails, and the repeater detects when the external supply is disconnected.
Where is it suitable?
Dahua lists villas with multiple floors, garages far from residential areas, and office buildings and shops with partitions.
Full manufacturer specification: Dahua product page
Browse the full Dahua range, our intruder alarms or contact us on 01902 902251. Supplied by Zenith Security Co, Wolverhampton. We deliver to England, Scotland and Wales, or you can collect from our Wolverhampton trade counter (please call first).
Browse the range: Dahua AirShield alarms · Dahua cameras.
| Product Code | DHI-ARA43-W2(868) |
|---|---|
| Brand | Dahua |
| Device Type | Wireless Repeater |
| Product Type | Intruder & Smoke Alarm |
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