The Teltonika RUT906 eSIM<\/strong> is an industrial 4G LTE Cat 4 router<\/strong> designed for reliable connectivity in IoT and OT environments where serial communications, industrial protocols and maximum uptime<\/strong> are required. This router combines mobile connectivity<\/strong>, RS232\/RS485<\/strong>, I\/Os<\/strong>, GNSS<\/strong> and comprehensive RutOS security and management functionality<\/strong> in one compact device. This makes the RUT906 particularly suitable as a gateway for applications such as remote monitoring, building management, utilities, industrial automation and transportation.<\/p>\n With fail-safe features such as Dual SIM and eSIM<\/strong>, auto-failover<\/strong> and backup WAN<\/strong>, the RUT906 is designed to remain operational even when networks are unstable or providers change.<\/p>\n The RUT906 supports 4G LTE Cat 4<\/strong> with speeds up to 150 Mbps download \/ 50 Mbps upload<\/strong>, with fallback to 3G<\/strong> and 2G<\/strong>. For critical connections, the platform offers extensive switching scenarios, including automatic switching at:<\/p>\n Combined with backup WAN<\/strong> and network monitoring (such as ping\/wget reboot and periodic reboot), this is a solid foundation for 24\/7 deployment.<\/p>\n Whereas standard mobile routers primarily provide IP connectivity, the RUT906 stands out with built-in RS232 (DB9)<\/strong> and RS485<\/strong>. This enables direct connection of existing industrial equipment, such as PLCs, meters, controllers and sensors, without external converters.<\/p>\n Serial use cases such as Serial over IP<\/strong>, console access or modem functionality are immediately deployable, allowing you to modernize OT assets with minimal modifications.<\/p>\n The RUT906 is designed to act as an edge gateway<\/strong> between OT protocols and modern IT\/cloud environments. Supported functionalities include:<\/p>\n This makes the router suitable for integration with SCADA environments, BMS systems, telemetry platforms and cloud services.<\/p>\n The integrated GNSS<\/strong> supports location and timing functionalities, including:<\/p>\n This is valuable for mobile installations, asset tracking, field setups and applications where timing\/location is part of compliance or operations.<\/p>\n For local network distribution, the RUT906 features:<\/p>\n In addition, RutOS supports extensive routing capabilities (static\/dynamic), policy-based routing, load balancing and automatic failover between connections (mobile\/wired\/Wi-Fi WAN\/VRRP).<\/p>\n The RUT906 features multiple digital and analog inputs\/outputs<\/strong> (including dry input, galvanically isolated input, analog input with 4-20 mA capability, open collector outputs and relay output). These allow you to link events, alarms or automation logic with connectivity, for example:<\/p>\n There is also support for USB 2.0<\/strong> and an internal microSD<\/strong> (up to 2 TB) for logging, storage expansion or data buffering.<\/p>\n The RUT906 runs on RutOS (OpenWrt-based)<\/strong> and is richly equipped with security and management features:<\/p>\n <\/p>\n The Teltonika RUT906 eSIM is well suited for:<\/p>\n<\/h3>\n
Reliable mobile connectivity with failover and backup WAN<\/h3>\n
\n
<\/h3>\n
Serial interfaces for OT\/legacy devices<\/h3>\n
<\/h3>\n
Industrial protocols and IoT gateway functions.<\/h3>\n
\n
<\/h3>\n
GNSS for tracking, timing and location-aware applications<\/h3>\n
\n
<\/h3>\n
Network, Wi-Fi and Ethernet for local infrastructure<\/h3>\n
\n
<\/h3>\n
I\/Os and extensions for industrial control<\/h3>\n
\n
<\/h3>\n
Security and remote management at scale (RMS).<\/h3>\n
\n
Key features<\/h3>\n
\n
<\/h2>\n
Applications<\/h3>\n