| System | IPSAN Mode Yes |
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| Main Processor | 64-bit multi-core processor IPSAN Function Dynamic online extension of logic volumes |
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| 操作系統 | Embedded LINUX Video Storage Direct storage |
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| Operation Interface | Web RTP; RTCP; RTSP; UDP; HTTP; NTP; SNMP; iSCSI; Network Protocol FTP; SMB; NFS |
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| Controller | Single controller |
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| RTSP | ONVIF |
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| RAM | 8 GB by default (extendable to 64 GB) |
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| Cluster | N+M |
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| Power Redundancy | 1+1 Automatic Network Videos during network failure upload to EVS |
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| Replenishment (ANR) | automatically afterwards External Ports Multiple-address, link aggregation, 2 mini SAS HD ports with maximum speed Network Mode |
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| SAS | fault-tolerance, load balance 12Gb/s |
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| Quick RAID | Yes |
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| Network | 1 × 1GbE management port; 4 × 1GbE LAN ports |
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| RAID Instant Use | Yes 4 × 1-GbE LAN ports and 2 × 10-GbE optical fiber Network Extension |
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| ports are optional | RAID Rebuilding Self-adaptive rebuilding |
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| eSATA | 1 × eSATA |
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| RAID-write Synchronization | Yes |
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| RS-232 | 1 × DB9 Scheduled, manual, motion-triggered and alarm Record Mode triggered |
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| HDMI | 1 × HDMI Web playback, concentrated playback, slice |
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| Internal Expansion | Video Playback playback, synchronous playback Search video by second |
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| M.2 SSD | 2 × NVMe SSD ports Adjustable playback speed Access by cameras with encoding formats of |
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| PCI-E | 1 × PCI-E X8; 1 × PCI-E X4 MPEG4, MJPEG, H.264, H.265, and SVAC Video Codec Access by multi-sensor cameras, thermal |
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| Disk | 1 × 2.5-inch SATA cameras, and panoramic cameras |
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| Disk Bay | 48 General 1TB; 2TB; 3TB; 4TB; 6TB; 8TB; 10TB; 12TB; 14TB; Power Supply 100–127V/200–240 VAC, 50/60 Hz, 8A/4A 16TB; 18TB; 20TB Disk Type 2.5-inch and 3.5-inch HDD Fan Dual ball-bearing fans Support simultaneously connecting to SATA/SAS <95 W (without HDD, idling) Power Consumption |
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| Disk Installation | Independent disk tray <800 W (all HDDs connected) |
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| Hot Swapping | Yes Operating Temperature 0 °C to 45 °C (32 °F to 113 °F) |
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| RAID Type | RAID 0/1/5/6/10/50/60; JBOD; hot-spare Operating Humidity 10%–80% (RH) (non-condensation) |
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| Disk Processing | Bad sector mapping Storage Temperature –20 °C to +70 °C (–4 °F to +158 °F) |
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| Disk Management | Non-working disks automatic sleep Storage Humidity 5%–90% (RH) (non-condensation) |
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| Disk Inspection | Inspection before use and during use Operating Altitude ≤ 5000 (16,404.20 ft) m CE: EN 55024; EN 55032; EN 55035; EN 50130-4; |
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| Performance | Certifications EN 61000-3-2; EN 61000-3-3; EN 62368 Up to 512-channel (1024 Mbps) access, storage, FCC: ANSI C63.4, 47 CFR PART 15B Subpart B Video Direct Storage (Private and forwarding; 32-channel (64 Mbps) online 1.2 mm hot dip galvanized steel plate |
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| Protocol) | Chassis |
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| playback | Independent developed pull-out disk tray Up to 512-channel (1024 Mbps) access, storage, With hanger: 482.6 mm × 261.4 mm × 736.5 mm |
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| Video Direct Storage (ONVIF) | and forwarding; 32-channel (64 Mbps) online (19" × 10.29" × 29") (W × H × D) |
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| Register) | Net Weight 36 kg (79.37 lb) playback |
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| Up to 512-channel access, storage, and | Gross Weight 75 kg (165.35 lb) Picture Direct Storage forwarding (250 KB/Picture) 360-channel × 2 Mbps video stream writing and Installation Standard 19 inch rack |
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| IPSAN Performance | 24-channel × 2 Mbps video playback ( I/O size of VMS is 64 KB) www.dahuasecurity.com Ordering Information |
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| 類型 | Model Description 48-bay EVS DHI-EVS7148S 48-bay Embedded Video Storage 24-bay ESS ESS3124S-JR 24-bay Expansion Storage Cabinet Expansion Storage Cabinet |
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| Rev 002.000 | © 2024 Dahua. All rights reserved. Design and specifications are subject to change without notice. The images, specifications and information mentioned in the document are only for reference, and might differ from the actual product. www.dahuasecurity.com |
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