Dahua ARC3800H-FW2(868) | AirShield Hub 2 with 4G | Black

Dahua ARC3800H-FW2(868) — AirShield Hub 2 with built-in 4G for maximum connection reliability

The Dahua ARC3800H-FW2(868) is the central hub of the AirShield wireless alarm system, equipped with built-in 4G/LTE for maximum connection reliability. In addition to 4G, Hub 2 also supports Ethernet and Wi-Fi, ensuring that an active connection is always available. The hub manages up to 150 wireless peripherals at 868MHz using frequency hopping and two-way communication. Manage it via the DMSS app (end users) or DoLynk Care (installers).

Key features

• Hub 2 with built-in 4G/LTE — always connected, even without a fixed internet connection
• Triple connectivity: Ethernet, 4G/LTE, and Wi-Fi
• 868MHz frequency hopping with two-way communication for a stable connection
• Up to 150 wireless peripherals (including 6 sirens and 64 key fobs)
• Connection to up to 8 Dahua IP cameras — video verification in the app
• ANR — automatic network replacement in the event of connection loss
• Built-in SOS emergency alarm
• Fault detection and communication encryption
• App: Dahua DMSS (end user) + DoLynk Care (installer)
• Dimensions: 175 × 38 mm
• Black finish — sleek and discreet design
• 3-year warranty

Applications

• Remote sites or locations without a fixed internet connection
• Professional installations where 4G backup is essential
• Homes and commercial buildings with high connection reliability requirements
• Installations combining camera integration and alarm functionality