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Dahua · Alarms

Dahua DHI-ARD912-W2(D) Wireless Water Leak Detector

Model / SKU: DHI-ARD912-W2(D)

Dahua DHI-ARD912-W2(D) Wireless Water Leak Detector. The Dahua DHI-ARD912-W2(D) Wireless Water Leak Detector is a versatile and efficient solution for monitoring water leaks in indoor settings. It utilizes advanced two-way communication technology, providing reliable connectivity and enabling frequency hopping to prevent interference. The device can transmit alerts over a distance of up to 800 meters in open areas, and it features AES128 encryption for secure data transmission. Designed for user convenience, the detector includes adjustable sensitivity settings, allowing it to adapt to various environments. It operates on a single CR123A battery, boasting an impressive battery life of around three years under normal conditions. The device is built to withstand indoor temperature variations from -10°C to 55°C and humidity levels between 10% and 90%. Its installation is straightforward, supporting both screw and adhesive tape mounting options, and it is rated IPX5 for water resistance. Moreover, it offers features like low battery detection and cloud update capability, ensuring it remains updated and functional​. Key Features Frequency hopping and two-way communication technology ensure that communication is stable. Supports jamming detection and communication encryption. Supports cloud update and automatically restores when cloud update fails. Displays the temperature of the surrounding environment and supports the overheating alarm. Sensitivity adjustment. DHI-ARD912-W2(D) Datasheet The Dahua DHI-ARD912-W2(D) Wireless Water Leak Detector is designed to detect water leaks in indoor environments with high reliability. It features two-way communication with frequency hopping technology, ensuring stable and secure transmission. This device operates within a range of up to 800 meters in open space and is equipped with AES128 encryption for secure communication. It supports jamming detection and includes an adjustable sensitivity feature to adapt to different installation environments. Powered by a single CR123A battery, the detector has a lifespan of about three years when triggered once daily. It operates in temperatures ranging from -10°C to 55°C and humidity levels between 10% and 90%, making it suitable for various indoor conditions. The device can be installed using screws or adhesive tape and offers IPX5 water resistance for added durability. A cloud update feature allows for remote firmware updates, and it includes over-temperature alarms, further enhancing its protection capabilities Dimension Application Technical Specifications Function Indicator Light 1 for multiple statuses (pairing, power status, and alarm) Button Power switch button Remote Update Cloud update Low Battery Detection Yes Tamper No Technical Sensor Water leak detector Sensitivity Adjustable Operating Current 28.5 uA Alarm Current 5.8 mA Wireless Carrier Frequency 433.1 MHz–434.6 MHz Communication Mechanism Two-way Communication Distance Up to 800 m (2624.67 ft) in an open space Encryption Mode AES128 Frequency Hopping Yes General Power Supply CR123A × 1 Battery Life 3 years when triggered once a day. Power Consumption Max 144 mW Operating Temperature Indoor: –10 °C to +55 °C (+14 °F to +131 °F) Operating Humidity 10%–90% (RH) Storage Temperature –10 °C to +55 °C (+14 °F to +131 °F) Storage Humidity 10%–90% (RH) Product Dimensions 84.7 mm × 84.7 mm × 32.5 mm (3.33″ × 3.33″ × 1.28″) Packaging Dimensions 135.0 mm × 98.0 mm × 56.0 mm (5.32″ × 3.86″ × 2.20″) Net Weight 0.1 kg (0.22 lb) Gross Weight 0.2 kg (0.44 lb) Installation Plane mount, wall mount Casing Material PC + ABS Protection IPX5 Certifications CE, FCC