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Home CCTV Solutions Storage 48-bay Embedded Video Storage
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Dahua

48-bay Embedded Video Storage

Stock Code: EVS7148S

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Features
Technical

> 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, Hot spare

> Supports video stream/ Picture direct storage mode and IPSAN storage mode

> Supports N+M cluster

> Supports Automatic Network Replenishment (ANR)

> SAS cascade for expanded storage space

> Modular and drawer-like design

> 1+1 redundant 80PLUS platinum power supply

System
Main Processor 64-bit multi-core processor
Operating System Embedded LINUX
Operation Interface Web
Controller Single controller
RAM 8 GB by default (extendable to 64 GB)
Power Redundancy 1+1
External Ports
SAS 2 mini SAS HD ports with maximum speed 12Gb/s
Network 1 × 1GbE management port; 4 × 1GbE LAN ports
Network Extension 4 × 1-GbE LAN ports and 2 × 10-GbE optical fiber ports are optional
eSATA 1 × eSATA
RS-232 1 × DB9
HDMI 1 × HDMI
Internal Expansion
M.2 SSD 2 × NVMe SSD ports
PCI-E 1 × PCI-E X8; 1 × PCI-E X4
Disk 1 × 2.5-inch SATA
Disk
Disk Bay 48
Disk Type 1TB; 2TB; 3TB; 4TB; 5TB; 6TB; 8TB; 10TB; 12TB; 14TB; 16TB;

2.5-inch and 3.5-inch HDD

Support simultaneously connecting to SATA/SAS/SSD

Disk Installation Independent disk tray
Hot Swapping Yes
RAID Type RAID 0/1/5/6/10/50/60; JBOD; hot-spare
Disk Processing Bad sector mapping
Disk Management Non-working disks automatic sleep
Disk Inspection Inspection before use and during use
Performance
Video Direct Storage (Private Protocol) Up to 512-channel (1024 Mbps) access, storage, and forwarding; 32-channel (64 Mbps) online playback
Video Direct Storage (ONVIF) Up to 512-channel (1024 Mbps) access, storage, and forwarding; 32-channel (64 Mbps) online playback
Video Direct Storage (Auto Register) Up to 512-channel (1024 Mbps) access, storage, and forwarding; 32-channel (64 Mbps) online playback
Picture Direct Storage Up to 512-channel access, storage, and

forwarding (250 KB/Picture)

IPSAN Performance Write-through: 900 Mbps
Write-back: 1200 Mbps
Function
IPSAN Mode Yes
IPSAN Function Dynamic online extension of logic volumes
Video Storage Direct storage
Network Protocol RTP; RTCP; RTSP; UDP; HTTP; NTP; SNMP; iSCSI
RTSP ONVIF; GB28181
Cluster N+M
Automatic Network Replenishment (ANR) Videos during network failure upload to EVS automatically afterwards
Network Mode Multiple-address, link aggregation,

fault-tolerance, load balance

Quick RAID Yes
RAID Instant Use Yes
RAID Rebuilding Self-adaptive rebuilding
RAID-write Synchronization Yes
Record Mode Scheduled, manual, motion-triggered and alarm triggered
Video Playback Web playback, concentrated playback, slice playback, synchronous playback
Search video by second
Adjustable playback speed
Video Codec Access by cameras with encoding formats of MPEG4, MJPEG, H.264, H.265, and SVAC
Access by multi-sensor cameras, thermal cameras, and panoramic cameras
Video Backup Back up video through USB, network, and eSATA
General
Power Supply 100–127V/200–240V AC, 50/60Hz, 8A/4A
Fan Dual ball-bearing fans
Power Consumption < 800 W (include disks)
Operating Temperature 0 °C to 45 °C (32 °F to 113 °F)
Operating Humidity 10%–80% (RH) (non-condensation)
Storage Temperature –20 °C to +70 °C (–4 °F to +158 °F)
Storage Humidity 5%–90% (RH) (non-condensation)
Operating Altitude ≤ 5000 (16404.20 ft) m
Certifications CE: EN 55024; EN 55032; EN 55035; EN 50130-4; EN 61000-3-2; EN 61000-3-3; EN 62368

FCC: ANSI C63.4, 47 CFR PART 15B Subpart B

Chassis 1.2 mm hot dip galvanized steel plate
Independent developed pull-out disk tray
Dimensions With hanger: 482.6 mm × 261.4 mm × 736.5 mm (19″ × 10.29″ × 29″) (W × H × D)
Without hanger: 446 mm × 261.4 mm × 736.5 mm (17.56″ × 10.29″ ×29″) (W × H × D)
Net Weight 36 kg (79.37 lb)
Gross Weight 75 kg (165.35 lb)
Installation

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