Digital Surveillance Products

Mitsubishi DX-NT400E Digital Video Recorder

4 channel digital video recorder with networking capability and unique removable HDD tray.

High capacity HDD recorder with removable disk caddy

  • 2 bays on the caddy, each bay can take any size HDD up to a maximum of 2TB.
  • Current highest capacity is 2 x 750Gb.

PC networking for Remote Monitoring and Control

  • Standard Ethernet connection provides live and recorded viewing on a networked PC using a standard web browser.
  • 'Nethunter' Network software provides additional functions including remote set-up, alarm notification, image download and playback of downloaded image files.

4 Input Multiplexer with full duplex operation.

  • Full screen, sequential or split-4 pictures can be selected for display on the monitor.
  • All connected cameras continue to record regardless of what is selected for display on the monitor.
  • Pictures from specific cameras can be displayed without recording in cases where recording the camera picture is legally prohibited.


  • Capture rate of up to 25 PPS per camera.
  • Playback can be performed without stopping recording.
  • Removable disk caddy with two 3.5 in bays.

Alarm recording

  • Pre-alarm recording can be set to three settings: short, medium or long. Recording duration will depend on the chosen grade and recording interval.
  • Alarm recordings are stored in a partitioned area of the HDD and are not erased automatically as the drive capacity is used. The partitioned area can be set between 10% and 90% of the total HDD capacity.

Motion detection prevents unnecessary recording and enhances playback efficiency

  • Differences between sequential frames are used to trigger recordings so that recording time is maximised.
  • No external sensors are required leading to reduced installation cost.
  • The detection area and sensitivity can be set for each camera.

Other easy to use features

  • Auto set-up - Auto detection of connected cameras with pre-assigned recording intervals and picture grades.
  • Simple lock - To prevent accidental mis-operation caused by accidental button pressing.
  • Password lock - Four levels of password protection are present to limit access to settings and controls.

Recording capacity

The table below shows the estimated recording time using 2 x 250Gb drives
(D=days H=hours) 
Picture Grade Superior High Standard Basic Low
25 Pictures/Sec 4D 13H 6D 1H 10D 6H 14D 5H 30D 16H
12.5 Pictures/Sec 9D 2H 12D 3H 20D 12H 28D 10H 61D 9H
8.33 Pictures/Sec 13D 15H 18D 5H 30D 18H 42D 15H 92D 2H
6.25 Pictures/Sec 18D 4H 24D 7H 41D 56D 20H 122D 19H
5.0 Pictures/Sec 22D 17H 30D 9H 51D 6H 71D 1H 153D 11H
4.167 Pictures/Sec 27D 6H 36D 11H 61D 13H 85D 6H 184D 4H
3.125 Pictures/Sec 36D 8H 48D 15H 82D 1H 113D 17H 245D 14H
2.5 Pictures/Sec 45D 10H 60D 19H 102D 13H 142D 3H 306D 23H
1 Pictures/Sec 113D 13H 152D 256D 10H 355D 8H 767D 11H
(Without Audio)


Main Recording Medium
Removable caddy for 2 x 3.5inch IDE hard disk drives. (Max capacity: 2TB/port)

Colour system
PAL system

Signal Compression System
Wavelet: Sampling 13.5 MHz
Compression unit: Field

Number of Picture Elements Processed
720 x 288 pixels

Video Terminal
Input: 4-channel input BNC: 1.0Vp-p 75ohm
Output: Monitor output 1 BNC: 1.0Vp-p 75ohm

Audio Terminal
Input: 1 input RCA plug: 308mV(rms), 50Kohm
Output: 1 output RCA plug: 308mV(rms), 1Kohm

Horizontal Resolution
More than 450 lines (Super and High picture grade)

Recording Interval
Can be set for each camera with function to estimate the possible recording time

Alarm Recording
Recording time: 2sec, 5sec, 10sec, 15sec, 30sec, 45sec, 1min, 2 min, 5min, 10min, 20 min, 30min, 60 min and contact input.

Alarm Partition Recording
The HDD can be partitioned between 10% and 90% for alarm recordings

Pre-alarm Recording
Can be set to short, medium or long. The duration is dependent upon the recording grade and interval, please refer to the user manual.

Emergency Recording
Emergency input terminal (rear)

Power Failure Recovery Recording
Auto-re-start of unit after power failure

Menu Language
English, German, French, Spanish, Italian and Russian

Digital zoom
100%, 200% and 400%

Motion Detection Function
Screen mapped into 192 areas (16x12). 5 levels of detection sensitivity. Recording can start after motion is detected on any number of areas between 1 and 192.

Date & Time search, index search, skip search, alarm list search, camera filtering search

Multiplexer Function
Split display: 4 split display
Sequential display: 1 and 4 display

Remote Access Interface
RS-232C (D-SUB 9pins)

Power Supply
AC100-240V 50/60Hz

Power Consumption
0.2A (240V)

Operational Conditions
Temperature: 5C~40C
Humidity: 30%~80%
Altitude: Max 2000m

300mm W x 343mm H x 88mm D

5.8 Kg

NetHunter software application for Windows 2000 or XP
DX-PC200E software application for Windows 2000, XP, Vista or 7
AC power cord; Instruction manual (English); Quick Guide (English, German, French, Spanish, Italian, Russian); Wired remote control R-400


Mitsubishi DX-NT400E Product Datasheet (163 KB)

Mitsubishi DX-NT400E large rear picture (110 KB)

Mitsubishi DX-NT400E Installation & Operation Manual (1.47 MB)

Mitsubishi DX-NT400E Operation Quick Guide (579 KB)

Mitsubishi DX-NT400E series independent review (33KB)

Mitsubishi DX-NT400E RS232 Commands (71KB)

DX-PC200E Datasheet (441 KB)
DX-PC200E User Manual (3,261 KB)
DX-PC200E for Windows XP/Vista/7 (V.115 58 MB)
Note: DX-PC200E is the software package written by Mitsubishi Electric Japan for the worldwide market, DX-PC200E allows an operator to connect to multiple DX-NT400E, DX-TL950E, DX-TL2500E, DX-TL4509E, DX-TL4516E, DX-TL5000E, DX-TL304E, DX-TL308E & DX-TL5716E DVRs. DX-PC200E is now included as standard with all compatible Mitsubishi DVRs bought from us.

SLD Security & Communications
4 Mays Close
KT13 0XL
Tel: 01483 225633
Fax: 01483 225634


Copyright 1994-2011 SLD Security & Communications. All rights reserved

Entry level digital video recording
The Mitsubishi DX-NT400 series digital video recorder brings high quality digital video time lapse recording to small business and home users, with all the software features found in the DX-TL950E & DX-TL2500E, plus a unique removable drive tray system and a storage capacity of up to 1,500GB per tray using current drive technology.
Remote Access
The Mitsubishi DX-NT400 series allows remote access to live or recorded images over standard Ethernet based networks via the integral web sever or the Nethunter application software.
High quality manufacture but low priced
The Mitsubishi DX-NT400E is designed in Japan by the Mitsubishi Electric Corporation. The same people who make the highest quality analogue video recorders available today.

So you can be assured that even though we are able to offer these units at extremely low prices, this product is of the highest quality construction available today.