Dahua DHI-ARD912-W2(868D) - AirShield Wireless Water Leak Detector
Product Features
- Dahua DHI-ARD912-W2(868D) wireless water leak sensor and pipe leak detector with adjustable sensitivity.
- Detects leaks from indoor pipes, baths, sinks, washing machines and dishwashers.
- 868MHz two-way link with AES128 encryption and frequency hopping, up to 1,200m in open space.
- No wiring needed, IPX5, plane mount or wall mount, one CR123A battery for up to 3 years when triggered once a day.
Dahua DHI-ARD912-W2(868D) — AirShield Wireless Water Leak Detector, Wall or Plane Mount
The Dahua DHI-ARD912-W2(868D) is a wireless water leak detector and water leak sensor from Dahua's AirShield wireless alarm range. It can be used as a pipe leak detector to detect water leaks in indoor pipes, baths, sinks, washing machines and dishwashers, triggers alarms and sends timely notifications, and needs no wiring. Dahua lists its installation as plane mount, wall mount. It works on 868MHz (868.0 MHz-868.6 MHz) with up to 1,200 m range in open space.
Also listed as ARD912-W2(868D).
Key features
- Detects water leaks in indoor pipes, baths, sinks, washing machines and dishwashers; triggers alarms and sends timely notifications.
- Easy to install with no wiring; one CR123A battery lasts 3 years when triggered once a day.
- Sensitivity adjustment.
- 868MHz two-way communication with frequency hopping, AES128 encryption and jamming detection, up to 1,200 m in open space.
- Displays the temperature of the surrounding environment and supports an overheating alarm.
- Cloud update with automatic restore if the update fails; low battery detection.
- IPX5 protection; plane mount or wall mount.
Technical specification
| Model | DHI-ARD912-W2(868D) |
|---|---|
| Sensor | Water leak detector |
| Sensitivity | Adjustable |
| Carrier frequency | 868.0 MHz-868.6 MHz |
| Communication mechanism | Two-way, with frequency hopping |
| Communication distance | Up to 1,200 m (3937.01 ft) in an open space |
| Encryption mode | AES128 |
| Power supply | CR123A × 1 |
| Battery life | 3 years when triggered once a day |
| Power consumption | Max 144 mW |
| Operating current and alarm current | 28.5 uA; 5.8 mA |
| Indicator light | 1 for multiple statuses (pairing, power status, and alarm) |
| Button | Power switch button |
| Low battery detection and tamper | Low battery detection: Yes; tamper: No |
| Remote update | Cloud update |
| Operating temperature and humidity | Indoor: -10 °C to +55 °C (+14 °F to +131 °F); 10%-90% (RH) |
| Storage temperature and humidity | -10 °C to +55 °C (+14 °F to +131 °F); 10%-90% (RH) |
| Product dimensions | 84.7 mm × 84.7 mm × 32.5 mm (3.33" × 3.33" × 1.28") |
| Net weight | 0.1 kg (0.22 lb) |
| Installation | Plane mount, wall mount |
| Casing material | PC + ABS |
| Protection | IPX5 |
| Certifications | CE |
Works with
- Dahua DHI-ARC3800H-FW2(868) 4G wireless alarm hub (868MHz): the 868MHz alarm hub we stock for Dahua wireless detectors
- Dahua DHI-ART-ARC3000H-03-GW2(868) AirShield wireless security alarm kit
Other versions
- Dahua DHI-ARD912-W2(868) wireless water leak detector (868MHz): the same detector listed with plane mount only
- Dahua DHI-ARD912-W2 wireless water leak detector (433MHz): the 433MHz version
Common questions
Does it raise a water leak alarm?
Yes. Dahua says it can be used to detect water leaks in indoor pipes, baths, sinks, washing machines and dishwashers, and that it triggers alarms and sends timely notifications.
Does it need wiring?
No. Dahua describes it as easy to install and not requiring wiring. It runs on one CR123A battery.
Can I adjust the sensitivity?
Yes. Dahua lists sensitivity adjustment, and the datasheet gives the sensor sensitivity as adjustable.
How long does the battery last?
Dahua gives 3 years when the detector is triggered once a day. It has low battery detection.
Which frequency and range does the ARD912-W2(868D) use?
It uses 868.0 MHz-868.6 MHz, two-way, with AES128 encryption and frequency hopping, up to 1,200 m in an open space. Dahua supports jamming detection and communication encryption.
What is the protection rating and how is it mounted?
Dahua lists protection IPX5 and the installation as plane mount, wall mount, with an indoor operating temperature of -10 °C to +55 °C. The Dahua DHI-ARD912-W2(868) wireless water leak detector (868MHz) is listed with plane mount only.
Full manufacturer specification: Dahua product page
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 full Dahua range, more intruder alarms, or contact us on 01902 902251 or visit our Wolverhampton trade counter for advice.
Browse the range: Dahua AirShield alarms · Dahua cameras.
| Product Code | DHI-ARD912-W2(868D) |
|---|---|
| Brand | Dahua |
| Device Type | Water Leak Detector |
| Product Type | Intruder & Smoke Alarm |
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