Description
DH-N52A4P4
Dahua’s Pro Series network video recorders offer excellent performance and high recording quality for IP video surveillance applications. For applications where details are critical for identification, this professional NVR provides a powerful processor with up to 4K resolution. Additionally, the NVR features a mouse shortcut operation menu, remote management and control, center storage, edge storage, and backup storage. Designed as a cost-effective and easy-to-install recorder, this NVR is an ideal addition to any security system that monitors public spaces, water conservancy, transportation, city centers, schools, and financial institutions.
Features
Smart H.265+ and Smart H.264+ Video Compression
Maximum 320 Mbps Incoming Bandwidth
Up to 12 MP Resolution for Preview and Playback
Support for IPC and UPnP Protocols
24 PoE Ports
Customized Live View Layout with Support for Panoramic Displays
Intelligent Video System with Business Analytics
Compatible with Dahua Smart Motion Detection+ Cameras
3D Intelligent Positioning with Dahua PTZ Cameras
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Specification
System
Main Processor
Embedded Quad-core Processor
Operating System
Embedded Linux
Audio and Video
IP Camera Input
24 Channels
Two-way Talk
Input: One (1) Channel, RCA
Output: One (1) Channel, RCA
Display
Interface
One (1) HDMI Port (4K)
One (1) VGA Port (1080p)
Spot Output
HDMI or VGA, configurable
Resolution
3840 x 2160, 1920 x 1080, 1280 x 1024,
1280 x 720, 1024 x 768
Multi-screen Display
1/4/8/9/16/25
On-screen Display
Camera Title, Time, Video Loss, Camera Lock, Motion Detection, Recording
Recording
Compression
Smart H.265+, H.265, Smart H.264+, H.264, MJPEG
Supported IP Camera
Resolution
12 MP, 8 MP, 6 MP, 5 MP, 4 MP, 3 MP, 1080p, 1.3 MP, 720p, D1, CIF
(The recording rate depends on the maximum resolution and frame rate of the connected IP camera.)
Fisheye Dewarping
One (1) Channel of 12 MP
Recording Bit Rate
320 Mbps
Bit Rate
16 Kbps to 20 Mbps per channel
Record Mode
Manual, Schedule (Regular, Motion Detection), Alarm,
IVS, Stop
Record Interval
1 to 120 minutes (default: 60 minutes)
Pre-record: 1 to 30 s, Post-record: 10 to 300 s
Video Detection and Alarm
Trigger Events
Recording, PTZ, Tour, Alarm Out, Video Push, Email,
FTP, Snapshot, Buzzer and Screen Tips
Video Detection
Motion Detection, MD Zones: 396 (22 x 18),
Video Loss and Tampering
Alarm Input
Four (4) Channels,
Low Level Effective, Green Terminal Interface
Relay Output
Two (2) Channels,
NO/NC Programmable, Green Terminal Interface
Playback and Backup
Sync Playback
1/4/9/16
NVR Video Output
Four (4) Channels at 4K or 16 Channels at 1080p
Search Mode
Time/Date, Alarm, MD and Exact Search (accurate to
one second)
Playback Function
Play, Pause, Stop, Rewind, Fast Play, Slow Play, Next File, Previous File, Next Camera, Previous Camera, Full Screen, Repeat, Shuffle, Backup Selection, Digital Zoom
Backup Mode
USB Device, Network, eSATA Device
Network
Ethernet
One (1) RJ-45 Port (10/100/1000 Mbps)
PoE
24 Ports (IEEE802.3af/at), 10/100 Mbps
Forwarding Bandwidth
320 Mbps
Network Function
HTTP, HTTPS, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP,
SMTP, NTP, DHCP, DNS, IP Filter, PPPoE, DDNS, FTP,
Alarm Server, IP Search
(Support for Dahua IP cameras, DVRs, NVS)
Maximum User Access
128 Users
Mobile Operating System
IOS, Android
Interoperability
ONVIF 2.4, CGI Conformant
Storage
Internal HDD
Two (2) SATA III Ports,
Up to 10 TB capacity for each HDD
HDD Mode
Single
Auxiliary Interface
USB
Two (2) USB 3.0 Ports, rear panel
One (1) USB 2.0 Port, front panel
RS232
One (1) Port for PC Communication and Keyboard
Electrical
Power Supply
Single, 100 VAC to 240 VAC, 50/60 Hz
Power Consumption
< 16 W, without HDD Total PoE Power 25.5 W single port, 220 W total Camera Support Thermal Cameras 16 Channels Analytics+ Cameras - Face Recognition Four (4) Channels Analytics+ Cameras - Perimeter Protection 16 Channels Analytics+ Cameras - Metadata 16 Channels Analytics+ Cameras - Smart Motion Detection+ Any channel connected to a Dahua Network camera with Smart Motion Detection+ Construction Dimensions 1U, 440.0 mm x 419.96 mm x 43.65 mm (17.30 in. x 16.50 in. x 1.70 in.) Installation Rack-mounted Certifications UL, CAN/CSA, FCC, ANSI Downloads: Data Sheet Quick Installation Guide
