The Dahua DHI-ARC3000H-FW2 is a robust, next-gen wireless alarm hub designed for managing up to 150 smart peripherals — including sirens, cameras, and keypads — across villas, apartments, and shops. With support for 4G/3G/Wi-Fi/LAN connectivity and dual SIM slots, it ensures consistent alarm communication. The system integrates with mobile apps for real-time control, video verification, and easy updates.
Key Features
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Supports 150 Devices - Handles a wide range of security peripherals including sirens, PIR cameras, keyfobs, and repeaters — ideal for full-site coverage.
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Multi-Network Support - Connect via wired Ethernet, Wi-Fi, 3G/4G, or GPRS — perfect for backup or remote locations.
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Dual SIM Redundancy - Ensures reliable alarm reporting with automatic network switching between two SIMs.
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Video Linkage on App - Connects up to 4 IP cameras for visual verification during alerts via the DMSS app.
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Two-Way RF Communication - Maintains secure, real-time feedback with peripherals for stability and accuracy.
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Event Log & ANR Cache - Stores up to 5,000 logs and caches 50 entries if the network drops, ensuring no alert is missed.
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Remote Cloud Update - Easily push firmware updates remotely, with automatic recovery if an update fails.
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Tamper & Power Failure Alerts - Notifies users of device tampering or power loss — with built-in battery backup for up to 12 hours.
Perfect For:
- Multi-room villas with large security systems
- Retail shops needing reliable off-site alerts
- Apartments with multiple user access
- Clinics requiring video-verified alarms
- Properties in remote areas with limited internet
- Installers needing easy multi-device setup
Install Tips
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Pair First, Mount Later: Complete device pairing before final mounting to avoid signal disruptions.
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SIM Setup: Install two SIM cards with different networks for optimal backup coverage.
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Video Linkage: Add IP cameras via the DMSS app for video confirmation during alarms.
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RF Placement: Use open areas or hallways to ensure 1200m signal coverage without interference.
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Power Backup: Let the battery charge for several hours after initial setup to activate full 12-hour backup.
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Test Alarm Scenarios: Run test alarms via app to ensure all paired devices respond correctly.
Downloads
Quick-Read Specs Card
| Feature |
Details |
| Wireless Capacity |
150 peripherals (sirens, keypads, keyfobs, cameras) |
| Network Options |
Ethernet, Wi-Fi, 3G, 4G, GPRS |
| SIM Support |
Dual SIM, single standby |
| RF Frequency |
433.1–434.6 MHz |
| Communication Distance |
Up to 1,200 m (open space) |
| Encryption |
AES128 + Frequency Hopping |
| Video Support |
Up to 4 IP cameras |
| Event Logs |
Max 5,000 |
| Battery Backup |
Up to 12 hours (built-in lithium battery) |
| Update Method |
Cloud with auto-recovery |
| Control Methods |
App, keyfob, schedule |
| Dimensions |
163 × 163 × 32 mm |
| Mounting Options |
Wall or desktop |
| Operating Temp |
–10 °C to +50 °C (indoor) |
| Certifications |
CE, FCC |
Extra Info
Peripheral Management
This hub supports an impressive 150 wireless devices — allowing full-scale security setups for large homes and businesses. Device health such as signal, battery, and firmware version can be viewed in the app.
Dual SIM & Auto Switch
In areas where one mobile network is unreliable, the hub switches automatically to the second SIM. This ensures continuous operation even in the event of network outages.
Video Linkage
You can link up to four IP cameras to the hub for live monitoring via the DMSS app. When an alarm is triggered, users can instantly verify events visually.
Two-Way Communication
Unlike basic one-way RF systems, this hub uses two-way communication with all peripherals — confirming every signal is received and acknowledged.
Built-in Buzzer & Tamper Protection
If the hub is tampered with, moved, or opened, it triggers alerts locally and remotely via the app. A built-in buzzer provides instant audio feedback.
Cloud-Based Updates
Installers can push updates remotely and even schedule them during off-hours. The system is built with auto-recovery to prevent bricking during failed updates.
Q&A
Q: How many devices can I connect to this hub?
Up to 150 wireless devices — including up to 8 PIR cameras, 64 keyfobs, 8 keypads, and 6 sirens.
Q: Does this support SIM cards?
Yes. It supports dual SIM cards with single standby and automatic switching for stable connections.
Q: Can I see video footage during an alarm?
Yes. You can connect 4 IP cameras and access real-time video through the DMSS mobile app.
Q: What happens if the internet or mobile network goes down?
The system caches up to 50 events and automatically uploads them once the connection is restored.
Q: How is it powered during outages?
It includes a built-in lithium battery that lasts up to 12 hours when the power is off.
Q: Can I update the hub remotely?
Yes. Firmware updates are available via the cloud and will automatically recover if they fail during download.
Q: Is this system compatible with other brands?
This hub is designed for use with Dahua peripherals. Compatibility with third-party devices is not guaranteed.
Q: What mobile apps are supported?
End users can use the DMSS app, while installers can use COS Pro for setup and remote management.
