Dahua Wireless Alarm Hub 2
Control Your Entire Security System from One Smart Hub
The Dahua ARC3800H-FW2 is the heart of a modern wireless alarm system, designed to bring together your sensors, detectors, cameras and alerts into one simple, reliable platform. Whether you're protecting your home or business, this hub gives you real-time awareness and control from anywhere.
With support for WiFi, Ethernet and 4G backup, your system stays connected even when one network fails. Combined with the Dahua app, you can arm, disarm, receive alerts and verify events instantly — giving you complete confidence in your security setup.
Device Capacity
Up to 150 Devices
Video Verification
With Cameras
Connectivity
LAN / WiFi / 4G
Watch the Dahua AirShield Hub 2 in Action
Dahua AirShield Wireless Alarm System Overview
Why This Dahua Alarm Hub Stands Out
Built to handle a complete security system
This hub supports up to 150 wireless devices, including PIR sensors, door contacts, sirens, keypads and cameras. It gives you the flexibility to build a full system around one central controller.
See what triggered the alarm
With Dahua’s video verification feature, the system can link to cameras and send images or clips when an alarm is triggered. This helps you confirm real events instead of guessing.
Reliable connection with multi-network backup
The hub supports Ethernet, WiFi and 4G connectivity, ensuring your system stays online even if one connection drops. This is critical for maintaining alerts and remote access.
Real-time alerts that reach you instantly
You can receive notifications through the app, SMS or voice calls, making sure you are always informed when something happens at your property.
Designed for Real-World Security Use
Flexible for homes and businesses
Whether you're securing a home, shop or office, this hub adapts easily with expandable wireless devices and flexible system design.
Simple setup and remote management
The system supports app-based configuration and remote control, making it easier to install and manage without complicated programming.
Two-way communication support
With support for intercom-style communication through compatible devices, you can interact directly with your system when needed.
Stable wireless performance
Advanced communication and frequency management help keep all connected devices stable and responsive across the system.
Technical Specifications
| Model |
ARC3800H-FW2 |
| Device Capacity |
Up to 150 wireless peripherals |
| Camera Integration |
Supports up to 8 IPCs |
| Areas |
32 zones / areas |
| Connectivity |
Ethernet, WiFi, 4G (dual SIM support) |
| Alerts |
App notifications, SMS, phone call alerts |
| Battery |
Built-in rechargeable backup battery |
| Video Verification |
Yes |
| Installation |
Wall mount or desktop |
FAQs
How many devices can this hub support?
It supports up to 150 wireless devices, making it suitable for both small and large systems.
Can I view alarms with cameras?
Yes. The system supports video verification, allowing you to see what triggered the alarm.
Does it work if internet goes down?
Yes. With Ethernet, WiFi and 4G backup, your system stays connected and continues to send alerts.
Can I control it from my phone?
Yes. You can arm, disarm and receive alerts through the Dahua mobile app.
Why Buy from CCTV Guru
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