EVS7148D-V2 - Server Dahua Technology - Free user manual and instructions
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| Type of product | Network Video Server (NVS) for IP surveillance |
| Model | EVS7148D-V2 |
| Brand | Dahua Technology |
| Form Factor | 4U rackmount |
| Dimensions (W × D × H) | 482.6 × 650 × 177.8 mm |
| Weight | Approximately 32 kg (without HDDs) |
| Power Supply | Dual redundant 750W hot-swap PSUs, 100-240V AC |
| Processor | Intel Xeon E5-series (dual socket capable) |
| Memory | 16GB DDR4 ECC RAM, expandable to 128GB |
| Hard Drive Bays | 48 front-accessible hot-swap SATA/SAS 3.5" bays |
| RAID Support | RAID 0/1/5/6/10/50/60 with hardware controller |
| Network Interface | 2 × 10/100/1000/10000 Mbps Ethernet ports (optional upgrade) |
| Video Decoding | Up to 64 channels of 1080p or 16 channels of 4K |
| Cooling | 3 redundant hot-swap fan modules |
| Operating Temperature | 0°C to 45°C |
| Storage Capacity | Up to 192TB (with 48 × 4TB HDDs) |
| Mounting | Standard 19-inch rack, rail kit included |
| Maintenance and Cleaning | Clean front dust filter every 2 months; ensure unobstructed airflow; inspect hot-swap modules regularly |
| Security Features | Secure boot, AES encryption, password protection, access control via Dahua Cloud/APP |
| Spare Parts and Repairability | Hot-swap PSUs, fans, HDDs and controller cards for minimal downtime |
| General Information | Supports ONVIF, RTSP and Dahua SDK for integration; compatible with major VMS software |
Frequently Asked Questions - EVS7148D-V2 Dahua Technology
How do I initialize hard drives for use in the EVS7148D-V2?
Access the storage manager via the web interface, select the uninitialized disks, and format them to the desired RAID configuration. The server will guide you through creating a storage pool.
What RAID levels are supported by the EVS7148D-V2?
The hardware RAID controller supports levels 0, 1, 5, 6, 10, 50, and 60. Choose a level based on your balance of performance, capacity, and fault tolerance.
How can I access the server remotely?
After connecting the server to your network, enable remote access via the Dahua Cloud service or configure port forwarding for the web interface. Use the Dahua mobile app or a VMS client for live view and playback.
Which IP cameras are compatible with the EVS7148D-V2?
The server supports ONVIF Profile S/G/T and RTSP, making it compatible with most IP cameras. For optimal performance, Dahua recommends using Dahua IP cameras with the same codec and resolution.
What is the maximum storage capacity of the EVS7148D-V2?
With 48 front-accessible 3.5-inch bays, the server can accommodate up to 192TB if populated with 4TB drives. Larger drives may be supported depending on the controller and firmware.
How do I perform a factory reset on the server?
Press and hold the reset button on the front panel for 10 seconds, or use the 'Restore Defaults' option in the web management interface. This will erase all configurations and reinstalls the factory firmware.
Can the EVS7148D-V2 replace a power supply without shutting down?
Yes, the dual redundant hot-swap power supplies are designed for live replacement. Simply pull out the faulty PSU and insert a new one while the server remains operational.
Does the server support AI-based video analytics?
The EVS7148D-V2 can integrate with Dahua's AI NVR software, enabling features such as human/vehicle detection, face recognition, and smart motion detection when paired with Dahua AI cameras.
What regular maintenance does the EVS7148D-V2 require?
Replace the front dust filters every 2-3 months, check system logs for hard drive errors, verify fan operation, and keep the firmware updated to ensure security and stability.
How can I upgrade the system firmware safely?
Download the latest firmware from Dahua's official website, go to System → Upgrade in the web management, upload the file and follow the on-screen instructions. Do not power off during the upgrade.
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USER MANUAL EVS7148D-V2 Dahua Technology
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Product information
Brand : Dahua Technology
Model : EVS7148D-V2
Category : Server