Brand originChina
Supported
Supported
Dahua EVS7275S
Category
Storage
First seen by Awernica
Oct 2026
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Software Support
Not specified
No published date
Replacement
Not specified
No verified replacement
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Specifications
From the manufacturer's product information.
System
- Main Processor
- 64-bit high-performance multi-core processor
- Operating System
- Embedded Linux
- Operating Interface
- Web (PCAPP)
- Controller
- Single controller
- Cache
- 16 GB by default (extendable to 128 GB)
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
- Thermal
- 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
- High Toss
- Works with high-rise littering camera, displays the track of high-rise littering
Cluster
- Cluster
- N+M
Audio and Video
- Access Channel
- 1024 channels
- Resolution
- 32 MP;24 MP;16 MP;12 MP;8 MP;6 MP;5 MP;4 MP;3 MP;1080p;720p
- Multi-screen Display
- Customized display, max 16-channel PCAPP live view
- Third-party Camera Access
- ONVIF; 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;G.726
Network
- Network Protocol
- HTTP;HTTPS;TCP/IP;IPv4;RTSP;UDP;SMTP;NTP;DHCP;DNS;DDNS;iSCSI;FTP;SMB;NFS;GAT1400
- Interoperability
- ONVIF (Profile S, T, G); CGI; SDK
- Browser
- Chrome; PCAPP; IE9 or higher; Firefox
- Network Mode
- Multiple-address mode;Load balance;Fault-tolerance;Link aggregation
Recording Playback
- Multi-channel Playback
- Web: 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
- Peripheral eSATA storage device; peripheral USB storage device
- Playback Function
- 1. Play, pause, stop, fast forward, fast backward, reverse play, frame by frame; 2. Full-screen, backup (clip and file), snapshot, digital zoom, audio on and off
Storage
- Video Direct Storage (Private Protocol)
- Incoming: 1024-channel (bandwidth: 2048 Mbps); Recording: 1024-channel (bandwidth: 2048 Mbps); Outgoing: 1024-channel (bandwidth: 2048 Mbps); Playback: 32-channel (bandwidth: 64 Mbps)
- Video Direct Storage (Onvif)
- Incoming: 1024-channel (bandwidth: 2048 Mbps); Recording: 1024-channel (bandwidth: 2048 Mbps); Outgoing: 1024-channel (bandwidth: 2048 Mbps); Playback: 32-channel (bandwidth: 64 Mbps)
- Video Direct Storage (Auto Register)
- Incoming: 1024-channel (bandwidth: 2048 Mbps); Recording: 1024-channel (bandwidth: 2048 Mbps); Outgoing: 1024-channel (bandwidth: 2048 Mbps); Playback: 32-channel (bandwidth: 64 Mbps)
- Picture Direct Storage
- Incoming: 360-channel (550 KB/picture); Recording: 360-channel (550 KB/picture); Outgoing: 360-channel (550 KB/picture)
- Disk Group
- Yes
- Network Disk
- iSCSI
- RAID
- RAID0;RAID1;RAID5;RAID6;RAID10;RAID50;RAID60
- Record Management
- Supports record control (continuous, event-based, scheduled, scheduled & event-based)
- Storage Pool
- Yes
IPSAN
- IPSAN Performance
- 320-channel × 2 Mbps video stream writing (I/O size of VMS is 64 KB)
Alarm
- General Alarm
- Motion detection; 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; power exception; disk health exception; RAID exception; low quota space; 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; warning light. Supports disarming alarm linkage action by period or synchronizing disarm settings with channels in one click.
Port
- Disk Interface
- 75 slots, SATA and SAS. Max 20 TB/HDD. Supports hot swapping and CMR. Enterprise-grade HDD
- RS-232
- 1 port
- USB
- 2 × USB3.0
- VGA
- 1 port, only for debug
- Network Port
- 1 × 1-GbE management port; 4 × 2.5-GbE LAN port
- Power
- 3+1 redundant power supply
- Network Port Extension
- 4 × 1-GbE LAN ports (optional);; 2 × 10-GbE optical fiber ports (optional)
General
- Disk Bay
- 75
- Form Factor
- 4U
- Power Supply
- 100–127/200–240 VAC, 50/60 Hz, 6/3 A (×4)
- Power Consumption
- Working (all HDDs connected): ≤930 W (3174 BTU/hr); Working (without HDD): ≤150 W (512 BTU/hr); Rated: ≤1650 W (5631 BTU/hr)
- Fan
- 4, Intelligent speed regulation fan
- Net Weight
- 49.7 kg (109.57 lb)
- Gross Weight
- 76.5 kg (168.65 lb)
- Product Dimensions
- Chassis: 446 mm × 177 mm × 882.9 mm (17.56" × 6.97" × 34.76") (W × D × H); Max size: 482.6 mm (with hanger) × 177 mm × 882.9 mm (19.00" × 6.97" × 34.76") (W × D × H)
- Packaging Dimensions
- With packaging: 691 mm × 380 mm × 1,126 mm (27.20" × 14.96" × 44.33") (W × H × L); Protection box: 712 mm × 410 mm × 1,147 mm (28.03" × 16.14" × 45.16") (W × H × L)
- Operating Temperature
- 0 °C to +35 °C (+32 °F to +95 °F)
- Operating Humidity
- 10%–90% (RH), non-condensing
- Operating Altitude
- ≤5,000 m (16,404.20 ft)
- Installation
- Standard 19-inch rack, with rail bracket
- Certifications
- CE-LVD: EN 62368-1; CE-EMC: EN IEC 61000-3-2, EN 61000-3-3, EN 55032, EN 50130-4, EN 55035
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