DAHUA EVS7148D-V2 48-bay Embedded Video Storage

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SKU: EVS7148D-V2
Regular price $1,000,000.00
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    Please note the following important details when ordering surveillance products from CCTV-MALL:
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Quality Certifications:



48-bay Embedded Video Storage

> Standard dual controller for hardware redundancy.
> 64-bit High-performance multi-core processor.
> Max 512-ch IP camera inputs.
> Max 1024 Mbps incoming/recording/forwarding bandwidth.
> 48 HDDs, SAS/SATA, Hot-Swap.
> Supports RAID 0/1/5/6/10/50/60,JBOD, global and private hot standby.
> Supports video stream/ Picture direct storage mode and IPSAN storage mode.
> Supports Automatic Network Replenishment (ANR).
> SAS cascade for expanded storage space.
> Modular and drawer-like design.
> 1+1 redundant 80PLUS platinum power supply.

Product Data



Main Processor

64-bit high-performance multi-core processor

Operating System

Embedded Linux OS

Operating Interface



Dual controllers


16 GB by default (extendable to 64 GB)/controller

AI Applications

AI by Camera

Face detection, face recognition, IVS (abandoned object, missing object, loitering, crowd gathering, parking, fence-crossing, fast moving, tripwire and intrusion), video metadata (human, vehicle, non-motor vehicle), vehicle recognition, people counting (fisheye or people counting camera required),face & body detection, crowd distribution, smart thermal (call detection, visible channel- smoking detection, thermal channel-smoking detection)

Camera Compatibility


Works with camera for fire alarm, temperature alarm, temperature difference alarm, hot spot, cold spot, smoking and calling

People Counting

Works with camera for tripwire people counting, regional people counting and queue people counting

Bullet-PTZ Smart Track

Works with camera for manual tracking, auto tracking, click positioning and select positioning

Fisheye Dewarp

Supports dewarping for fisheye cameras

Audio and Video

Third-party Camera Access

Onvif, Onvifs, RTSP, Sony, Panasonic, Axis, Arecont, Pelco, Canon, Samsung, Hikvision

Compression Standard

Video Compression

Smart H.265+; H.265; Smart H.264+; H.264; MJPEG

Audio Compression

G.711A; G.711U; PCM; G726


Network Protocol



ONVIF (Profile S); CGI; SDK


Chrome; PCAPP; IE9 or higher; Firefox

Network Mode

NIC binding mode such as multiple-address mode, load balance, fault-tolerance, link aggregation, etc

Recording Playback

Multi-channel Playback

Web palyback, max. 16-channel playback

Record Mode

Auto record; manual record; search video detection; IO alarm; thermal imaging; intelligent event; all record file

Storage Method

Internal HDD and network disk

Backup Method

HDD, peripheral USB storage device

Playback Function

1. Play, pause, stop, fast forward, fast backward, reverse play, frame by frame
2. Full-screen, backup (clip; file), snapshot, digital zoom, audio on; off


Video Direct Storage (Private Protocol)

Incoming: 512-channel (bandwidth: 1024 Mbps)
Recording: 512-channel (bandwidth: 1024 Mbps)
Outgoing: 512-channel (bandwidth: 1024 Mbps)
Playback: 32-channel (bandwidth: 64 Mbps)

Video Direct Storage (Onvif)

Incoming: 512-channel (bandwidth: 1024 Mbps)
Recording: 512-channel (bandwidth: 1024 Mbps)
Outgoing: 512-channel (bandwidth: 1024 Mbps)
Playback: 32-channel (bandwidth: 64 Mbps)

Video Direct Storage (Auto Register)

Incoming: 512-channel (bandwidth: 1024 Mbps)
Recording: 512-channel (bandwidth: 1024 Mbps)
Outgoing: 512-channel (bandwidth: 1024 Mbps)
Playback: 32-channel (bandwidth: 64 Mbps)

Video Direct Storage (International Protocol)

Incoming: 512-channel (bandwidth: 1024 Mbps)
Recording: 512-channel (bandwidth: 1024 Mbps)
Outgoing: 512-channel (bandwidth: 1024 Mbps)
Playback: 32-channel (bandwidth: 64 Mbps)

Picture Direct Storage

Incoming: 250-channel (550 KB/picture)
Recording: 250-channel (550 KB/picture)
Outgoing: 250-channel (550 KB/picture)

Disk Group



Supports client and Server

Network Disk

Supports client


RAID 0/1/5/6/10/50/60;
(with enterprise-grade HDD)

Record Management

Supports record control (continuous, event-based, scheduled, scheduled & event-based).

Storage Pool



IPSAN Performance

360-channel × 2 Mbps video stream writing and 24-channel × 2 Mbps video playback ( I/O size of VMS is 64 KB)


General Alarm

Motion detect; tampering; IPC external alarm

Anomaly Alarm

IPC offline alarm; storage error; HDD full; video frame loss; SSD exception; IP conflict; MAC conflict; login lock; fan malfunction; no HDD; network security exception; power exception; disk health exception; RAID exception; storage pool exception; temperature alarm; share service

Alarm Linkage

Record; snapshot (full image); alarm uploading; remote device alarm output;
camera audio; buzzer; log; preset; email, smart tracking and warning light.
Disarming alarm linkage action by period or one-click
sync disarm config with channels


HDD Interface

48 slots,
Max.18 T/HDD
hot swapping
support enterprise-grade HDD


1 × eSATA/controller


1 × SAS (up to 12 Gbps)/controller


1 × DB9 /controller


2 × USB3.0 and 2 × USB2.0/controller


1 x HDMI/controller, only for debug

Network Port

1 x 1-GbE management port/controller; 4 × 1-GbE LAN ports/controller


1+1 redundant power

Network Port Extension

4 × 1-GbE LAN ports/controller (optional)
2×10-GbE optical fiber ports/controller (optional)


Power Supply

100-240 VAC 50-60 Hz

Power Consumption

<220 W (without HDD, idling)
<700 W (all HDDs connected)


Intelligent speed regulation fan

Net Weight

36 kg (79.36 lb)

Gross Weight

75 kg (165.35 lb)

Product Dimensions

Chassis: 446 mm × 261.4 mm × 736.5 mm (17.56" × 10.33" × 29.00") (W × L × H)
Max. size: 482.6 mm (with hanger) × 261.4 mm × 736.5 mm (19.00" × 10.33" × 29.00") (W × L × H)
Height: 6U

Packaging Dimensions

With packaging: 682 mm × 957 mm × 795 mm (26.85" ×
37.68" × 31.30") (W × L × H)

Operating Temperature

0 °C to 45 °C (+32 °F to +113 °F)

Operating Humidity

10%–80% (RH), non-condensing

Operating Altitude

≤5000 m (16404.20 ft)


Standard 19 inch rack


CE: CE-LVD: EN 60950-1/IEC 60950-1
CE-EMC: EN 61000-3-2, EN 61000-3-3, EN 55032, EN 50130, EN 55024
FCC: Part 15 Subpart B


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