Chapter 1: product introduction, Overview key features, Overview – NEXCOM VES30-4S User Manual
Page 12: Key features

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Chapter 1: Product Introduction
VES30-4S and VES30-8S User Manual
Chapter 1: Product Introduction
Overview
VES30-8S and VES30-4S are mobile PoE switches with fanless enclosure 
designed for telematics applications in harsh environments. The VES30-8S 
and VES30-4S feature 9 and 5 Gigabit Ethernet ports respectively, including 
up to 8 and 4 IEEE 802.3af compliant PoE ports to transfer large amounts 
of video streams, voice and critical data across Ethernet networks smoothly 
and quickly. 
With PoE support, the PoE switches can power PoE-enabled IP camera 
without the need for additional power lines, simplifying device integration 
for surveillance applications in transportation. The mobile PoE switches also 
support wide operating temperatures of -30°C to 70°C, wide voltage input 
range of 9VDC to 36VDC and provide smart power management with low 
battery voltage protection, power-on and power-off delay timer, and auto 
ignition power on/off functions. These unique features can secure reliable 
operation and prevent premature failure of both the PoE switches and 
vehicle.
Key Features
•	 1+ 4/8x 10/100/1000 Mbps PoE port (802.3af compliance)
•	 15.4W at 48VDC for each PoE port
•	 Low battery voltage protection
•	 CE/FCC, E13 mark certification
•	 Wide power input range 9~36VDC
•	 -30 ~ 70°C operating temperature
•	 Ignition power On/Off support
•	 Power On/Off delay time setting
