Nx Witness 4-Bay Server


Quick Overview

1U, 4 x 3.5" Bay Nx Witness Video Server

3 Year Return to Viewtech Product Warranty

This product comes with a full 3 year return to Viewtech warranty.  Your product will be repaired or replaced by us directly.  

Ubuntu Reliability, Windows also available. 

With the stability and reliability of Ubuntu this server remains stable at all times. No updates to worry about and no licensing fees.


HotSwapable Bays

Four 3.5" hot swappable drive bays allow easily installation of hard drives. 

Plenty of Redundancy & Fail Over

Multiple drive bays, network ports  and combined with Nx Witness failover technology makes for an extremely reliable system.  


Intel Technology

CPU:Intel® Celeron® N3160 CPU provides enough throughput for up to 32 2MP cameras.  

Power for up to 30 cameras

Record up to 30-40 2MP cameras (camera setting dependent) or even more if bit rates and frame rates are lowered.  Record up to 100 cameras + on our 8-bay and 12 -bay servers.

QNAP Storage Technology

Our NX-4bay server incorporates QNAP technology for reliable disk and data management.


8GB Ram, 128GB 2.5" SSD for OS.

  • 128GB SSD installed ready for OS
  • 8GB Ram
  • 4 x 3.5" hot swap bays compatible with 2.5"
  • HDMI Output
Spec ItemDescription
Form Factor
Form Factor 1U, Rackmount
CPU Intel® Celeron® J3455 4-core 1.5GHz (burst up to 2.3GHz)
Memory Slot: SODIMM x 2
Memory Max. 8GB Included
Cooling method / System Fan 12B : DC 2 x 70mm, 12V 
08B : DC 2 x 70mm, 12V 
04A : DC 2 x 40mm, 12V
Physical Characteristics
Rack Height 1U 4bay
Dimensions (LxWxH) (mm) 12B : 89(H) x 482(W) x 534(D) mm
08B : 89(H) x 482(W) x 534(D) mm
04A : 44(H) x 439(W) x 499(D) mm
Net Weight 12B : 16.14kg
08B : 11.02kg 
04A : 7.63kg
Storage 3.5” HDD Bay(SATA 6Gb/s, 3Gb/s HDD or SSD; Hot-swappable 
12B: 12 Bay
08B: 8 Bay
04A: 4 Bay)
1 x eMMC
I/O Interface
Display Output 1 x HDMI(1.4b)
Ethernet 4 x LAN(Gbe)
I/O Interface 4 x External USB 3.0(Rear)
Expansion 1 x PCIe x 4
Power Consumption 12B : In operation: 83.52W
08B : In operation: 82.31W 
04A : In operation: 39.86W
Power Supply 12B : 350W, 100-240V, 250W (x2), 100-240V (redundant)
08B : 250W, 100-240V, 250W (x2), 100-240V (redundant)
04A : 250W, 100-240V, 250W (x2), 100-240V (redundant)
Operating Temperature 0~40˚C
Humidity 5 to 95% non-condensing, wet bulb:27˚C.

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Product Attachments

View FileNx Witness Data Sheet    Size: (971.35 KB)

Data Sheet