Description

Dahua X74A3L16 16 Channel HD-CVI PentaBrid 4K 1.5U Digital Video Recorder

Stream and record up to 16 video channels of video with the X74A3L16 Ultra Series PentaBrid HD-CVI DVR from Dahua Technology at resolutions of up to 8MP. Equipped with four SATA ports, each supporting an HDD up to 10 TB, this DVR can accommodate up to 40 TB of HDD storage (4 TB preinstalled). The recorder supports HD-CVI, AHD, HD-TVI, and SD analog cameras via its BNC interface. Additionally, it has a 16-channel IP video input for IP cameras up to 12MP. With the help of H.265+, H.265, H.264+, and H.264 compression, file sizes kept manageable while recording and playback quality maintained.

The DVR’s interface includes BNC ports for two-way audio communication, as well as HDMI, VGA, and BNC connections for video output with support for dual streaming to maximize bandwidth efficiency. The HDMI connection can output up to 4K UHD resolution video.

VGA output at up to 1920 × 1080 resolution
4 TB HDD Preinstalled
HDMI output at up to 4K UHD resolution (3840 × 2160)
Records audio signals from HD-CVI cameras with built-in microphone via the BNC video input connection, easing installation
Volume control for live audio directly from on-screen menu
G.711 and PCM audio compression
16 analog + 16 IP camera channels
Self-adaptive HD-CVI/AHD/HD-TVI/CVBS analog signal input
8MP at 7 fps recording resolution on all HD-CVI channels
Supports IP cameras up to 12MP
Up to 128 Mb/s incoming bandwidth
Dual-stream video recording
Smart H.265+ and H.264 dual codec
1 x USB 2.0 and 2 x USB 3.0 ports
Spot output channel for secondary monitor
Fish eye Dewar pings via web interface or Smart PSS
Point of Sale (POS) support
Smart fan design reduces fan noise and electrical consumption
Intelligent Video System (IVS) built-in video analytics allow monitoring for Tripwire detection, intrusion detection, and detection of abandoned or missing objects
Face detection functionality
Smart search
ONVIF Compliant

Data Sheet

Download

Dahua X74A3L16 16 Channel HD-CVI PentaBrid 4K 1.5U Digital Video Recorder Data Sheet

Additional information

Weight	16.31 lbs
Dimensions	20.9 × 19.69 × 8.27 in

Specifications

System

Main Processor	Embedded Processor
Operating System	Embedded Linux

Interface

Analog Camera Inputs	16 x BNC
HD-CVI	8 MP, 6 MP, 4 MP, 1080p at 30 fps, 720p at 60/30 fps
AHD	5 MP, 4 MP, 3 MP, 1080p/720p at 30 fps
TVI	5 MP, 4 MP, 3 MP, 1080p/720p at 30 fps
CVBS	NTSC
IP Camera Input	16 + 16 Channels, Each Channel up to 12 MP
Audio	Input: 4 x BNC; Accepts Audio Signal via BNC Video Input if HD-CVI Camera Has Built-In Microphone Output: 1 x BNC
Two-Way Talk	Input: 1 x BNC, Mic Output: 1 x BNC

Recording

Compression	Smart H.265+, H.265, Smart H.264+, and H.264
Recording Resolution	8 MP, 6 MP, 5 MP, 4 MP, 3 MP, 4 M-N (1280 × 1440), 1080p, 720p, 960H, D1, and CIF
Recording Rate	Main Stream: 8 MP at 7 fps; 6 MP at 10 fps; 5 MP at 12 fps; 4 MP or 3 MP at 15 fps; 4 M-N, 1080p, 720p, 960H, D1, CIF, or QCIF at 30 fps Sub Stream: 960H at 15 fps; D1 or CIF at 30 fps
Maximum Incoming Bandwidth	128 Mb/s
Bit Rate	32 to 6144 Kb/s per Channel
Recording Modes	Manual, Schedule (Regular, Continuous), MD (Video Detection: Motion Detection, Video Loss, Tampering), Alarm, and Stop
Recording Intervals	1 to 60 Minutes (Default 60 Minutes) Pre-Record: 1 to 30 Seconds Post-Record: 10 to 300 Seconds
Audio Compression	AAC (First Channel Only), G.711A, G.711U, and PCM
Audio Sample Rate	8 kHz, 16 Bits per Channel
Audio Bit Rate	64 Kb/s per Channel

Display

Interface	2 x HDMI (3840 × 2160) 1 x VGA (1920 × 1080) 1 x BNC, TV
Spot Output	HDMI 2
Output Resolutions	HDMI 1: 3840 × 2160, 2560 × 1440, 1920 × 1080, 1280 × 1024, 1280 × 720 HDMI 2 / VGA: 1920 × 1080, 1280 × 1024, and 1280 × 720
Maximum Decoding	8 Channels of 8 MP at 7 fps 8 Channels of 6 MP at 10 fps 8 Channels of 5 MP at 12 fps 16 Channels of 4 MP or 3 MP at 7 fps 16 Channels of 4 M-N or 1080p at 15 fps 16 Channels of 720p or 960H at 30 fps
Multi-Screen Display	IP Extension Mode Disabled: 1/4/8/9/16 IP Extension Mode Enabled: 1/4/8/9/16/25/36
On-Screen Display	Camera Title, Time, Video Loss, Camera Lock, Motion Detection, and Recording
Fish eye Dewar ping	Via Web Interface or Smart PSS

Network

Interface	1 x RJ45 Port, 1000 Mb/s
Network Function	HTTP, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE, DDNS, FTP, Alarm Server, P2P, IP Search (Supports Dahua IP Cameras, DVRs, and NVRs)
Max. User Access.	128 Users
Compatible Operating Systems	iOS and Android
Interoperability	ONVIF 16.12, CGI Conformant

Video Detection & Alarm

Trigger Events	Recording, PTZ, Tour, Video Push, Email, FTP, Snapshot, Buzzer, and Screen Tips
Video Detection	Motion Detection, Video Loss, Tampering, and Diagnosis MD Zones: 396 (22 × 18)
Alarm Input	16 Channels
Relay Output	6 Channels

Playback & Backup

Playback	1/4/9/16
Search Modes	Time/Date, Alarm, Motion Detection, and Exact Search Accurate to 1 Second
Playback Functions	Play, Pause, Stop, Rewind, Fast Play, Slow Play, Next File, Previous File, Next Camera, Previous Camera, Full Screen, Repeat, Shuffle, Backup Selection, and Digital Zoom
Backup Modes	USB Device and Network

Storage

Internal HDD	4 x SATA Ports, up to 10 TB Capacity for Each Disk 8 TB Preinstalled
eSATA	1 x eSATA Port

Auxiliary Interface

USB	1 x USB 2.0 port 2 x USB 3.0 port
Serial	1 x RS-232 Port for PC Communication and Keyboard 1 x RS-485 Port for PTZ Control 1 x RS-422 Port for PTZ Control

Electrical

Power Supply	100 to 240 VAC, 50/60 Hz
Power Consumption	<35 W, without HDDs

Environmental

Operating Conditions	14 °F (-10 °C) to 131 °F (55 °C) 10 to 90% RH
Storage Conditions	-4 °F (-15.56 °C) to 158 °F (70 °C) 0 to 90% RH

Construction

Installation	Desktop or Rack mount
Rack Height	1.5 RU
Dimensions	17.32 × 16.42 × 2.99” / 44.0 × 41.7 × 7.6 cm
Weight	10.58 lb (ca. 5 kg)

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Address

Mail Contact

(951) 282-8707

DHI-X74A3L16

Dahua Technology X74A3L16 Ultra Series Penta-Brid 16-Channel 4K HD-CVI DVR

Description

Dahua X74A3L16 16 Channel HD-CVI PentaBrid 4K 1.5U Digital Video Recorder

Data Sheet

Additional information