TK500 Router – Basic Line

TK500 – Compact industrial 5 port routers with LTE and Wi-Fi

5 Ethernet ports, one serial interface (1x RS-232 or 1x RS-485), LTE and WLAN in a robust metal casing – the TK500 router series is a real space saver.

Configuration and Firmware Management LTE Router

Revolutionize your router management

Now the TK500 router is also compatible with the Welotec Smart EMS.

With the Welotec SMART EMS tool, you can manage your routers centrally and, for example, install updates or new configurations across the board in the shortest possible time. This not only saves time and money, but also provides an overview of all firmware versions in the field. Template-based router management allows routers to be controlled individually or in groups to update settings. Learn how Welotec SMART EMS will revolutionize your router management processes.

VPN for secure connections

VPN for secure connections

The access is gated/granted with the support of common VPN technologies. IPsec, as well as OpenVPN-Server and OpenVPN-Client are available.

  • IPsec
  • OpenVPN Server
  • OpenVPN Client


The "Embedded Hardware Watchdog" is constantly controlling the connection in a loop (periodically) and the "Link Detection" is examining the established connection – automated routines allow it to re-establish connection failures independently.

  • Embedded Hardware Watchdog
  • Link Detection
  • Automated Reboot
  • Automated system recovery
IT security

IT Security

Besides VPN, you can also rely on the security of the devices provided by an industrial standard firewall.

  • Stateful Inspection Firewall
  • VPN encryption
LTE and/or WLAN


With the TK500 series you are free to choose between different communication standards. The models either have LTE, or Wi-Fi, or just LAN support.

  • LTE and/or Wi-Fi
  • 4 LAN Ports
  • 1 WAN Port
  • 1 Serial Interface (RS-232/485)
Integrated WLAN IEEE 802.11n

Integrated Wi-Fi

The Wi-Fi version of the TK500 offers the up-to-date standards, providing you with high data transfer rates.

  • IEEE 802.11n Wi-FI
  • 2x2 MIMO
  • 300 Mbps
  • 2x SMA Reverse Polarity
Router Mounting

Mounting Options

The TK500 offers the easy way of DIN rail mounting, or different possibilities for wall mounting.

  • DIN rail mounting (Metal)
  • Wall mounting (Universal)
Router Description Cellular Frequencies WLAN Characteristcs
TK525L 4G LTE Router 2G/3G/4G -
TK525L-W 4G LTE/Wi-Fi Router 2G/3G/4G IEEE 802.11b/g/n
TK535L1 4G LTE Cat 1 Router 2G/3G/4G/LTE Cat. 1 -
TK525U 3G UMTS Router 2G/3G -