Dahua Wireless Alarm Hub
Smart Alarm Control with WiFi + 4G LTE Backup
The Dahua ARC3800H-FW2 Wireless Alarm Hub is the central controller for Dahua wireless alarm systems, designed for homes, retail stores, offices and commercial sites that require flexible alarm communication and reliable backup connectivity.
Supporting Ethernet, WiFi and 4G LTE, the ARC3800H-FW2 helps keep your alarm connected even when one communication path becomes unavailable. It supports encrypted wireless communication, app-based management and a wide range of compatible Dahua wireless accessories.
Why Choose the ARC3800H-FW2?
๐ก Multi-Path Communication
Supports Ethernet, WiFi and 4G LTE connectivity for more reliable alarm communication.
๐ฑ Smart App Control
Arm, disarm, monitor and manage your alarm system remotely through the Dahua mobile app.
๐ AES128 Encryption
Encrypted wireless communication helps protect connected alarm devices and signals.
๐ท Alarm Video Verification
Supports compatible PIR cameras and IPC alarm video upload for improved event visibility.
๐ Supports Multiple Sirens
Compatible with indoor and outdoor wireless sirens for stronger alarm deterrence.
โ Expandable Wireless Platform
Supports PIRs, PIR cameras, keyfobs, repeaters, sirens, keypads and other Dahua wireless accessories.
What This Alarm Hub Supports
| Feature |
Details |
| Wireless Peripherals |
Up to 150 wireless devices |
| Wireless Keyfobs |
Up to 64 supported |
| PIR Cameras |
Up to 64 supported |
| Wireless Sirens |
Up to 6 supported |
| Wireless Keypads |
Up to 8 supported |
| Wireless Repeaters |
Up to 4 supported |
Ideal Applications
The ARC3800H-FW2 is ideal for residential and commercial alarm installations requiring flexible communication, app-based alarm management and expandable wireless security coverage.
Technical Specifications
| Specification |
Details |
| Model |
ARC3800H-FW2 |
| System Type |
Wireless Alarm Hub |
| Network Communication |
Ethernet, WiFi and 4G LTE |
| Ethernet Port |
1 ร RJ45 10/100 Mbps |
| SIM Support |
Dual SIM support (single active SIM) |
| Wireless Frequency |
433.1 MHz โ 434.6 MHz |
| Wireless Communication |
Two-way RF communication |
| Encryption |
AES128 |
| Frequency Hopping |
Supported |
| Built-In Battery |
4,750 mAh rechargeable lithium battery |
| Standby Time |
Up to 12 hours |
| Mobile App |
Supported |
| Video Integration |
8-channel IPC alarm video upload support |
| SMS Notifications |
Up to 5 phone numbers |
| Phone Call Notifications |
Up to 5 phone numbers |
Downloads
Frequently Asked Questions
Does the ARC3800H-FW2 support 4G LTE backup?
Yes. The hub supports Ethernet, WiFi and cellular network communication.
Can I use this with Dahua wireless PIR sensors?
Yes. It supports compatible Dahua wireless PIRs, PIR cameras, sirens, keypads and other wireless alarm accessories.
Can I control the alarm system remotely?
Yes. The Dahua mobile app allows remote arm/disarm and alarm management.
Is this suitable for commercial alarm installations?
Yes. It is suitable for homes, offices, retail stores, warehouses and commercial alarm deployments.
Build a Smarter Dahua Alarm System
Create a flexible wireless alarm solution with app control, encrypted communication and 4G backup.
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