Railway / Automotive Computer

With 3G or 4G GSM Modem, Wireless LAN, GPS Receiver and 4 Port Ethernet Switch

  • Linux-based System, with plugin technology for your applications
  • Easy to use API for System Control / Configuration
  • Can be used as Wireless Router / IoT Gateway
  • Very efficient fanless design, Dual Core 1.0GHz CPU
  • 8:1 Power supply, 9 … 78 VDC (M12 A-Coded)
  • 3G or LTE Modem with MIMO and Voice support (on request)
  • WLAN Module with access point functionality
  • High Sensitivity GPS Receiver
  • Managed 4 Port Ethernet Switch (M12 D-Coded 4 pin).
  • Digital I/Os available on request
  • Push-Push SIM Slot with mountable cover
  • Color coded FAKRA Standard antenna connectors
  • EN50155 compliant hardware and software
  • Power Supply Backup for controlled power down in case of power outage
  • Tx Temperature Range (-40 … +85°C)
  • Compact enclosure 105 x 170 x 34mm (with adaptable mounting flanges)

 General Specifications RAR4

Power Supply 9 … 75 VDC
Operating Power 6W
Redundant Power Supply 24V
GSM Antenna Configuration Up to 2*2 MIMO
Sim Slots 1 / 2 (4G)
CPU Type


USB Host Port 1
Ethernet (M12) 3
Managed Ethernet Switch 1 (5 Ports)
WiFi IEEE 802.11a/b/g/j
WiFi Access Point Up to 32
WiFi Antenna Configuration Up to 2*2 MIMO
Bluetooth Optional


EN50155, ECE R10 Rev4

Customization available

We are an engineering company and are able to customize our products exactely to your needs. Please contact us.

Available options include:

  • Own color and silk print.
  • Bluetooth integrated
  • ZigBee integrated
  • 1x CAN
  • 1x LIN
  • 1x RS485
  • 1x IBIS
  • 1x HDMI Display Output
  • 2 Digital Inputs
  • 2 Digital Outputs


RAR4 will be pre-configured according your needs. Please contact us.