SKU: SKU-096
Dahua NVR5232-EI is a professional 32 channel network video recorder designed for medium to large surveillance deployments that need high channel capacity, strong decoding performance, and advanced intelligent functions. It is built in a compact 1U form factor and supports flexible deployment for rack or desktop installation.
This recorder is designed to manage high resolution IP video efficiently, supporting cameras up to 32MP and delivering strong bandwidth handling for demanding systems. With HDMI 4K output and multi channel playback, it is well suited for users who need clear live monitoring and efficient review of recorded footage.
Its AI capabilities help improve event accuracy and search efficiency. The recorder supports functions such as face detection, face recognition, perimeter protection, smart motion detection, video metadata handling, and AcuPick, making it a strong choice for installations where faster investigation and smarter alerts are important.
The NVR5232-EI also offers broad interoperability and storage flexibility. It works with ONVIF compatible devices and major third party camera brands, and its dual drive design allows substantial local retention capacity for surveillance environments that require reliable recording over extended periods.
| Model | DHI-NVR5232-EI |
|---|---|
| Description | Dahua 32CH 2HDD 1U NETWORK VIDEO RECORDER |
| Main Processor | Industrial-grade processor |
| Operating System | Embedded Linux |
| Operating Interface | Local GUI, Web |
| AI by Recorder | Face detection; face recognition; perimeter protection; SMD Plus |
| AI by Camera | and non-motor vehicles); perimeter protection; SMD; stereo analysis; crowd distribution; people counting; ANPR; vehicle density; heat map; PPE detection; smart object detection; smart sound detection, Face detection; face recognition; video metadata (human, motor vehicles |
| AcuPick Performance of AI by Camera | 1 combined event per channel/s, Max. 32-channel |
| Perimeter Performance AI by Recorder | 10 IVS rules for each channel, 4 channels |
| Perimeter Performance of AI by Camera | All channels (16 targets/s) |
| Face Attributes | Gender; age group; glasses; expressions; face mask; beard |
| Face Detection Performance of AI by Recorder | 16 channels, 2 channels (up to 12 face images/s each channel) |
| Face Database Capacity | 000 images, Up to 20 face databases with 20, with a total capacity of 2.5 G |
| Face Recognition Performance of AI by Recorder | 1. 16-channel FD (by camera) + FR (by recorder), 16 channels, image stream: 16 face images/s; 2. 2-channel FD (by recorder) + FR (by recorder), video stream: 12 face images/s |
| SMD Plus by Recorder | 8 channels: Secondary filtering for human and motor vehicle, rain and lighting condition change, reducing false alarms caused by leaves |
| SMD by Camera | All channels (32 targets/s) |
| Metadata Performance of AI by Camera | 8 channels |
| Human Attributes | age, bag, bottom color, bottom type, gender and umbrella, hat, Top color, top type |
| Motor Vehicle Attributes | calling, License plate, plate color, seatbelt, vehicle body, vehicle interior, vehicle logo, vehicle model, vehicle registration location |
| Non-motor Vehicle Attributes | helmet, number of persons, vehicle color, Vehicle model |
| ANPR by Camera | All channels (8 targets/s) |
| License Plate Database Capacity | 000 plate numbers; blocklist and allowlist, Create up to 20 |
| Access Channel | 32 channels |
| Network Bandwidth | 200 Mbps recording and 200 Mbps outgoing, 384 Mbps recording and 384 Mbps outgoing; AI enabled: 200 Mbps incoming, AI disabled: 384 Mbps incoming |
| Resolution | 32 MP; 24 MP; 16 MP; 12 MP; 8 MP; 6 MP; 5 MP; 4 MP; 3 MP; 1080p; 720p; 960p; D1; CIF; QCIF |
| Decoding Capability | AI disabled: 2-channel 32 MP@25 fps; 2-channel 24 MP@25 fps; 4-channel 16 MP@30 fps; 5-channel 12 MP@30 fps; 8-channel 8 MP@30 fps; 10-channel 6 MP@30 fps; 12-channel 5 MP@30 fps; 16-channel 4 MP@30 fps; 32-channel 1080p@30 fps; AI enabled: 1-channel 32 MP@25 fps; 1-channel 24 MP@25 fps; 2-channel 16 MP@30 fps; 4-channel 12 MP@30 fps; 6-channel 8 MP@30 fps; 8-channel 6 MP@30 fps; 8-channel 5 MP@30 fps; 12-channel 4 MP@30 fps; 24-channel 1080p@30 fps |
| Video Output | 1 HDMI, 1 VGA |
| VGA Resolution | 1280 × 1024, 1280 × 720, 1920 × 1080 |
| HDMI Resolution | 1280 × 1024, 1280 × 720, 1920 × 1080, 3840 × 2160, 7680 × 4320 |
| Video Output Mode | Heterogeneous video source output for HDMI and VGA |
| Multi-screen Display | Main screen: 1/4/8/9/16/25/36; Sub screen: 1/4/8/9/16 |
| Third-party Camera Access | ONVIF; Panasonic; Sony; Axis; Arecont; Pelco; Canon; Hanwha |
| Video Compression | Smart H.265/H.265/Smart H.264/H.264/MJPEG |
| Audio Compression | G.711a; G.711u; PCM; G726 |
| Network Protocol | DVR, etc.); iSCSI, HTTP; HTTPS; TCP/IP; IPv4; IPv6; RTSP; UDP; NTP; DHCP; DNS; SMTP; UPnP; IP Filter; FTP; DDNS; SNMP; Alarm Server; P2P; Auto Registration; IP Search (Supports IP camera, NVS |
| Mobile Phone Access | iOS; Android |
| Interoperability | ONVIF 25.06 (Profile T; Profile S; Profile G; Profile M); CGI; SDK |
| Browser | Chrome; IE; Safari; Edge; Firefox |
| Multi-channel Playback | Up to 16 channels |
| Record Mode | General, motion detection; intelligent; alarm; POS |
| Backup Method | USB device and network |
| Playback Mode | event playback, general playback, Instant playback, smart playback (face and motion detection), tag playback, target video, video clip |
| Disk Group | Yes |
| General Alarm | Motion detection; local alarm; alarm box; camera external alarm; network alarm; scene changing; PIR alarm; thermal alarm |
| Anomaly Alarm | Error (no disk; disk error; low space; low quota space; abnormal disk health; network disconnection; IP conflict; MAC conflict; abnormal fan speed); video loss; video tampering; camera offline; audio detection |
| Intelligent Alarm | and non-motor vehicles); SMD Plus; stereo analysis; crowd distribution; people counting; ANPR; vehicle density; heat map; PPE detection; smart object detection; smart sound detection, Face detection; perimeter protection; face recognition; video metadata (human, motor vehicles |
| Alarm Linkage | preset; email, Record; snapshot (panoramic); local alarm output; IPC external alarm output; audio; buzzer; log |
| Audio Input | 1-channel RCA |
| Audio Output | 1-channel RCA |
| Alarm Input | 4 channels |
| Alarm Output | 2 channels |
| Disk Interface | 2 SATA ports, each disk can contain up to 20 TB |
| RS-232 | 1 |
| RS-485 | 1 |
| USB | 1 rear USB 3.0 port), 2 (1 front USB 2.0 port |
| HDMI Ports | 1 |
| VGA Ports | 1 |
| Network Port | 1 (10/100/1000 Mbps Ethernet port, RJ-45) |
| Power Supply | 12 VDC, 4 A |
| Power Consumption | Total output of NVR is ≤ 10 W (without HDD) |
| Net Weight | 1.57 kg (3.46 lb) |
| Gross Weight | 2.73 kg (6.02 lb) |
| Product Width | 375.0 mm |
| Product Depth | 284.4 mm |
| Product Height | 56.0 mm |
| Product Dimensions | 375.0 mm × 284.4 mm × 56.0 mm (14.76" × 11.20" × 2.20") (W × D × H) |
| Packaging Dimensions | 433.0 mm × 141.0 mm × 366.0 mm (17.04" × 5.55" × 14.41") (W × D × H) |
| Operating Temperature | -10 °C to +55 °C (14 °F to +131 °F) |
| Storage Temperature | –20 °C to +60 °C (–4 °F to +140 °F) |
| Operating Humidity | 10% to 93% RH, non-condensing |
| Installation | Rack or desktop |
| Certifications | Class A; CE-EMC: EN 55032:2015+A1:2020; EN IEC 61000-3-2:2019+A1:2021; EN 61000-3-3:2013+A1:2019+A2:2021; EN 55035:2017+A11:2020; EN 50130-4:2011+A1:2014; CE-LVD: EN 62368-1:2014, FCC: 47 CFR FCC Part15, SubpartB |
