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Seventeen Years of Reliability: How 3G Router Store and Teltonika Networks Grew Together

3G ROuter Store and Teltonika - 17 years of partnership

When you’ve been in the IoT and industrial networking world for as long as Teltonika Networks has, you start to notice which distributors and partners stand the test of time. One of those rare constants in the UK market is 3G Router Store, which has been quietly shipping Teltonika routers since the very first RUT100 hit the shelves back in 2007.

That’s almost two decades of the same company supplying, supporting, and promoting the same manufacturer. In the rapidly changing world of connectivity, that’s no small achievement.


Early Days — The RUT100 Era

Teltonika’s RUT100 wasn’t just another 3G router. It represented the start of something new: affordable, industrial-grade cellular connectivity that didn’t require enterprise-scale budgets or custom firmware.

Back then, most “remote monitoring” setups in the UK used clunky PC-based systems or consumer-grade dongles. The RUT100 changed that. And in the UK, 3G Router Store was one of the first outlets where engineers could actually get hold of one.

From those early units sold to CCTV installers and system integrators, the company carved out a niche — serving the growing number of people who needed reliable cellular networking, but didn’t have a telecoms background. They supplied hardware, answered setup questions, and shipped quickly when others treated industrial routers as obscure imports.


A Relationship That Outlasted Generations of Hardware

Since those first days, Teltonika’s product line has evolved through multiple technology generations:

  • 3G routers such as RUT104, RUT500, and RUT550
  • 4G LTE mainstays like RUT950, RUT955, and RUT240
  • The gigabit-class RUTX range
  • And now, advanced 5G models like RUTM30, RUTM51, and RUTM55

Through all of it, 3G Router Store remained one of the few UK distributors to carry every major release. The shop’s longevity means that installers who used a RUT500 a decade ago often return today for its 5G successors — sometimes still dealing with the same staff.

That continuity matters. It means the advice and support come from people who’ve configured these devices since before “IoT” became a buzzword.


A Business-First Approach

3G Router Store has always been unapologetically business-focused. While consumer tech retailers chased volume, this operation stayed loyal to trade buyers and integrators.
The reasoning was simple: industrial routers are tools, not toys. They end up controlling critical systems — from security cameras to water pumps and building-management controllers — and deserve to be treated as professional equipment.

That policy sometimes confused casual buyers who wanted plug-and-play home gadgets. But for engineers and businesses, it meant reliable service and properly supported stock.
Over the years, that clarity has earned them a reputation for consistency — and for many, they became the go-to source for Teltonika hardware in the UK.


Teltonika Networks and the UK Connection

Teltonika’s rise has been extraordinary: from a small Lithuanian manufacturer to a global networking brand now celebrating over 25 years in business. Its routers are deployed everywhere from rural solar farms to transport fleets and smart cities.

3G Router Store was one of the first UK outlets to bring those products to market, long before Teltonika’s name became widely recognised.
Today, the company operates under Millbeck Communications Ltd, an official Teltonika Networks Diamond Partner — meaning it’s directly authorised to sell, support, and distribute the entire product range.

That partnership ensures customers receive:

  • Genuine UK-stock routers with full warranty
  • Direct access to Teltonika’s Remote Management System (RMS)
  • Firmware updates and security patches verified through official channels
  • Local advice from engineers who actually use the hardware

It’s not hype — it’s a practical setup that works, and it’s been working for 17 years.


From 3G to 5G — A Consistent Thread

While Teltonika’s engineers have pushed technology from 3G to 5G and beyond, 3G Router Store has mirrored that progress in its own business.
The company’s later spin-off sites — 4grouter.co.uk and 5gstore.co.uk — reflect the natural evolution of the product line, offering customers clearer entry points depending on the connectivity level they need.

What hasn’t changed is the ethos: proper stock, verified products, and honest support.

For many UK system integrators, that continuity is worth more than a flashy rebrand. It means they can call the same supplier who helped them configure a RUT950 in 2018 and get guidance on a RUTM51 in 2025 without starting from scratch.


Industry Recognition

In a market now crowded with resellers and drop-shippers, it’s easy to overlook the companies that actually built the market in the first place. 3G Router Store is one of those rare cases where longevity speaks louder than advertising.

The partnership with Teltonika has weathered industry shifts, product redesigns, even the 3G and 4G sunsets. Through it all, the store has remained grounded: a UK-based operation supplying genuine hardware and technical advice to trade customers.

That kind of stability is rare — and it’s one of the reasons installers and system integrators still trust them after all these years.


The Bottom Line

Teltonika Networks wouldn’t be where it is in the UK without the early partners who believed in its products when “industrial cellular routers” were still a curiosity.
3G Router Store was one of those partners — and nearly twenty years later, the relationship still stands.

For anyone looking at the history of Teltonika in the UK, it’s impossible not to mention them.
They were there at the start, they’re still here now, and they’ve helped shape the market in between.

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Teltonika RUT206 – Industrial Connectivity in a Compact Package

The Teltonika RUT206 is a compact industrial router designed to deliver reliable 4G LTE connectivity, even in challenging environments. With its small form factor and robust feature set, it’s quickly becoming a go-to choice for engineers and systems integrators who need dependable remote access and integration for industrial and M2M applications.

Built for Industrial Use

Despite its small size, the RUT206 is built tough. Housed in a rugged aluminium casing, it’s made to operate in wide temperature ranges from –40 °C to +75 °C. This makes it ideal for installations in control cabinets, roadside cabinets, factory floors, and other demanding environments.

Its passive and active PoE support simplifies installation by allowing both power and data over a single Ethernet cable, reducing the need for additional wiring and power sources. Whether mounted on a DIN rail or inside a compact control panel, the RUT206 is made to fit without compromise.

4G Connectivity and Dual SIM Redundancy

The RUT206 features a 4G LTE Cat 4 modem capable of speeds up to 150 Mbps download and 50 Mbps upload, with fallback support for 3G and 2G networks. It’s equipped with dual SIM slots that allow for automatic failover and switching based on signal strength, data usage, or roaming preferences—ensuring your devices stay online.

This kind of reliability is critical for remote monitoring, telemetry, and data acquisition in industries where downtime is not an option.

WiFi and Local Access

The RUT206 includes WiFi 4 (802.11 b/g/n) capability, supporting both Access Point and Client modes. This allows local devices to connect directly to the router for setup or control, or for the router to join another wireless network as a client. It supports up to 50 simultaneous WiFi connections, which is more than enough for small on-site deployments.

Industrial Interfaces: RS232 and RS485

Where the RUT206 really stands out is in its support for legacy industrial equipment. It includes both RS232 and RS485 serial interfaces, allowing direct communication with PLCs, sensors, SCADA equipment, and more. This gives it the flexibility to integrate with older systems while offering modern cellular backhaul.

Whether you’re retrofitting a legacy production line or building a new telemetry system, the RUT206 acts as a bridge between generations of technology.

MicroSD Logging and Edge Data Handling

With a MicroSD slot supporting up to 2 TB cards, the RUT206 can log large amounts of data locally. This is particularly useful for systems that operate in offline or intermittent coverage zones—data can be stored and uploaded later, or accessed via remote tools.

This functionality is essential in industries like utilities, agriculture, and environmental monitoring, where data collection is critical even in areas with poor mobile coverage.

Powered by RutOS

Like all Teltonika routers, the RUT206 runs RutOS, based on OpenWRT. This gives users access to advanced networking features including firewall rules, NAT, DHCP, VLANs, and more. It also supports a full suite of VPN protocols (OpenVPN, IPsec, WireGuard, L2TP, PPTP, SSTP, ZeroTier) for secure remote access.

System integrators will appreciate the built-in support for Modbus, MQTT, SNMP, and other key industrial protocols—enabling seamless integration into wider monitoring and control systems.

Remote Management and Monitoring

The RUT206 is fully compatible with Teltonika’s RMS (Remote Management System), which enables centralised access, firmware updates, configuration backups, and troubleshooting across all deployed units—ideal for managing large fleets of devices in the field.

Even without RMS, the router supports HTTP APIs, SMS control, SSH, and CLI access, giving administrators full control no matter the scale of deployment.

Typical Use Cases

  • Manufacturing and Factory Automation: Connect legacy machines via serial ports while uploading data over 4G.
  • Utility Metering and SCADA: Integrate with remote monitoring equipment where wired networks aren’t available.
  • Transport and Traffic Systems: Remote access for digital signage, ANPR cameras, or roadside equipment.
  • Agriculture and Environmental Monitoring: Low-power, high-resilience connectivity for isolated sensors and control systems.

Final Thoughts on the RUT206

The RUT206 strikes an excellent balance between size, functionality, and reliability. It’s ideal for situations where space is limited but connectivity cannot be compromised. Whether you’re deploying one unit or a thousand, the RUT206 offers a scalable, flexible, and future-proof way to bring industrial assets online.

With a strong combination of 4G LTE, WiFi, dual SIM redundancy, serial connectivity, and robust industrial features, the Teltonika RUT206 is one of the best-value routers available for industrial IoT and M2M applications.

We have other articles about Teltonika routers and help guides, some from wayback – for example Factory Reset the RUT240.

M2M Store

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RUT901

RUT901

Teltonika RUT901 industrial router

Teltonika RUT901 leverages the best features of its predecessors – Teltonika Networks’ industrial routers RUT950 and RUT951.
TeltonikaRUT901 is a professional industrial 4G LTE router with Wi-Fi connectivity for IoT applications. It operates over Wi-Fi in the 2.4 GHz band and IEEE 802.11b/g/n standards. It has 4 Ethernet ports. The LTE modem offers up to 100 Mbps downlink and up to 50 Mbps uplink. The device is rugged, protected by an aluminum housing. The LTE router features high performance for mobile communications in a wide temperature range and harsh operating conditions.

4G LTE wireless network, Wi-Fi and dual SIM

The device is equipped with dual SIM 4G cellular connectivity , Wi-Fi and 4 Ethernet interfaces to meet the needs of the most diverse IoT solutions.

Multiple automation scenarios and high level of security

The RUT901 is powered by RutOS, which offers customization options for professional applications, automation features and the highest level of security for your solutions. Compatibility with Teltonika Networks ‘ Remote Management System (RMS) enables secure remote management, saving time and expense.

4G Backup connection

Automatic WAN switching to an available backup connection ensures network continuity and eliminates downtime.

The standard set includes

  • 9 W power supply
  • Router RUT901
  • 2 x LTE antennas (SMA male)
  • 2 x WiFi antennas (RP-SMA male)
  • Ethernet cable (1.5 m)
  • SIM adapter
  • Quick reference guide
  • RMS flyer
  • Packaging

RUT901

SPECIFICATION

Mobile network
Mobile module4G (LTE) – Cat 4 up to 150 Mbps
3G – up to 42 Mbps
2G – up to 236.8 kbps
SIM switch2 SIM cards, automatic switching cases: weak signal, data limit, SMS limit,
roaming, no network, network denial, data connection failure, SIM card idle protection
StatusSignal strength (RSSI), SINR, RSRP, RSRQ, EC/IO, RSCP, bytes sent/received, connected bandwidth, IMSI, ICCID
SMSSMS status, SMS configuration, sending/reading SMS via HTTP POST/GET, EMAIL to SMS,
SMS to EMAIL, SMS to HTTP, SMS to SMS, scheduled SMS, SMS autoreplay, SMPP
Black/white listBlack/white list of operators
Bandwidth managementBand lock, display of bandwidth status in use
APNAuto APN
Bridge modeDirect connection (bridge) between mobile ISP and device in LAN
PassthroughThe router assigns its mobile WAN IP address to another device on the LAN
Wireless networks
Wireless modeIEEE 802.11b/g/n, access point (AP), station (STA)
Wi-Fi securityWPA-PSK/WPA2-PSK Mixed Mode, WPA2-PSK, WPA2-EAP, WPA2-EAP/WPA3-EAP Mixed Mode,
WPA3-EAP, WPA2-PSK/WPA3-SAE Mixed Mode, WPA3-SAE, OWE; AES-CCMP, TKIP, Auto Cipher modes, client separation
SSIDSSID stealth mode and access control based on MAC address
Wi-Fi usersUp to 100 simultaneous connections
HotspotCaptive portal (hotspot), internal/external Radius server, embedded in a configurable landing page
Ethernet
WAN1x WAN (can be configured for LAN) 10/100 Mbps,
IEEE 802.3, IEEE 802.3u compliant, supports Auto MDI/MDIX
LAN3x LAN port, 10/100 Mbps, compliant with IEEE 802.3, IEEE 802.3u standards,
automatic MDI/MDIX support
Network
RoutingStatic routing, dynamic routing (BGP, OSPF v2, RIP v1/v2, NHRP)
Network protocolsTCP, UDP, IPv4, IPv6, ICMP, NTP, DNS, HTTP, HTTPS, FTP, SMTP, SSL v3, TLS,
ARP, VRRP, PPP, PPPoE, UPnP, SSH, DHCP, Telnet client, SNMP, MQTT, Wake On Lan (WOL)
VoIP passthrough supportH.323 and SIP-alg protocol NAT helpers for proper routing of VoIP packets
Call monitoringPing Reboot, Wget Reboot, Periodic Reboot, LCP and ICMP for link inspection
FirewallPort forwarding, network traffic rules, custom rules
DHCPStatic and dynamic IP allocation, DHCP relayd
QoSPrioritization of traffic by source/destination, service, protocol or port, WMM, 802.11e
DDNS>25 service providers supported, others can be configured manually
Network backupVRRP, mobile, wired, Wi-Fi options, any of which can be used as a backup,
using automatic failover
Load balancingBalancing Internet traffic across multiple WAN connections
SSHFS (optional)Possibility of mounting a remote file system via SSH protocol (not available in standard software)
Security
AuthenticationShared key, digital certificates, X.509 certificates
FirewallPre-configured firewall rules can be enabled via Web.UI,
Unlimited firewall configuration via CLI, DMZ, NAT, NAT-T
Preventing attacksDDOS prevention (SYN protection, SSH attack prevention, HTTP/HTTPS attack prevention),
Port scan prevention (SYN-FIN, SYN-RST, X-mas, NULL flags, FIN scan attacks)
VLANTag-based VLAN separation
Mobile limit controlSetting custom data limits for the SIM card
WEB FilterBlack list to block unwanted websites, white list to determine allowed sites
Access controlFlexible access control for TCP, UDP, ICMP packets, MAC address filters
VPN
OpenVPNAbility to run multiple clients and servers simultaneously, 12 encryption methods
OpenVPN encryptionDES-CBC, RC2-CBC, DES-EDE-CBC, DES-EDE3-CBC, DESX-CBC, BF-CBC,
RC2-40-CBC, CAST5-CBC, RC2-64-CBC, AES-128-CBC, AES-192-CBC, AES-256-CBC
IPsecIKEv1, IKEv2, supports up to 4 IPsec VPN tunnels (instances), with 5 encryption methods (DES, 3DES, AES128, AES192, AES256)
GREGRE tunnel
PPTP, L2TPClient/server services can run simultaneously
StunnelProxy designed to add TLS encryption functionality to existing clients and servers without changing program code
DMVPNA method for building scalable IPsec VPN networks
SSTPSSTP client instance support
ZeroTierZeroTier VPN
WireGuardWireGuard VPN client and server support
Modbus TCP Slave
ID rangeReply to one identifier in the range [1;255] or any one
Allow remote accessAllow access over WAN
Custom RegistersMODBUS TCP Custom Register Block requests that read/write to a file
inside the router and can be used to extend the functionality of the MODBUS TCP Slave
Modbus TCP Master
Supported functions01, 02, 03, 04, 05, 06, 15, 16
Supported data formats8 bit: INT, UINT; 16 bit: INT, UINT (MSB or LSB first);
32 bit: float, INT, UINT (ABCD (big-endian), DCBA (little-endian), CDAB, BADC)
Modbus data to server
ProtocolHTTP(S), MQTT, Azure MQTT
MQTT Gateway
MQTT GatewayEnables sending commands to and receiving data from a MODBUS Master via an MQTT broker
DNP3
Supported modesTCP Master, DNP3 Outstation
Monitoring and management
Web.UIHTTP/HTTTPS, status, configuration, FW update, CLI, troubleshooting,
event log, system log, kernel log
FOTARemote firmware update from server, automatic notifications
SSHSSH (v1, v2)
SMSSMS status, SMS configuration, sending/reading SMS via HTTP POST/GET
CallRestart, Status, WiFi on/off,
Mobile data on/off, Output on/off
TR-069OpenACS, EasyCwmp, ACSLite, tGem, LibreACS, GenieACS, FreeACS, LibCWMP, Friendly tech, AVsystem
MQTTMQTT Broker, MQTT publisher
SNMPSNMP (v1, v2, v3), SNMP trap
JSON-RPCAPI management over HTTP/HTTPS
MODBUSMODBUS TCP status/control
RMSTeltonika Remote Management System (RMS) – Teltonika Remote Management System
IoT platforms
The cloud of thingsAllows monitoring of: Device data, Mobile data, Network information, Availability
ThingWorxAllows you to monitor: WAN Type, WAN IP Mobile Operator Name,
Cellular signal strength, Cellular network type
CumulocityAllows you to monitor: Device model, revision and serial number,
Mobile Cell ID, ICCID, IMEI, connection type, carrier, signal strength, WAN type and IP
Azure IoT HubCan send device IP, number of bytes sent/received/ 3G connection status, network link status,
IMEI, ICCID, model, manufacturer, serial number, revision, IMSI, Sim status, PIN status, GSM signal,
WCDMA RSCP WCDMA EC/IO, LTE RSRP, LTE SINR, LTE RSRQ, CELL ID, operator, operator number,
connection type, temperature, Azure IoT Hub server PIN number
System parameters
CPUMediatek MIPS 24KEc 580 MHz
RAM128 MB, DDR2
Flash Memory16 MB, SPI Flash
Software/Configuration
Web.UIUpdate software from file, check software on server,
configuration profiles, configuration backup, restore point
FOTASoftware/configuration update from server
RMSSoftware/configuration update for multiple devices
Save settingsSoftware update without losing current configuration
Operating SystemRutOS (OpenWrt operating system based on Linux)
Supported languagesBusybox shell, Lua, C
Development ToolsSDK with included graphical environment
Inputs/Outputs
Inputs1 x digital input,
0-5 V detected as logic low,
8-30 V detected as logic high
Outputs1 x digital open collector output, max. output voltage 30 V, 300 mA
Event handlingSMS
I/O jugglerAllows you to set specific I/O conditions to initiate an event
Power supply
Connector4-pin industrial DC power connector
Input voltage range9 – 30 VDC (4-pole industrial socket),
reverse polarity protection, surge protection >33 V DC 10 us max.
PoE (passive)Passive PoE over spare pairs (available from hardware version 0007 and batch number 0010)
Power over LAN port, incompatible with IEEE802.3af, 802.3at and 802.3bt
Power consumption< 2 W in idle mode,
< 7 W max.
Physical interfaces (ports, LED, antennas, buttons, SIM)
Ethernet4x RJ-45, 10/100 Mbps
I/O1 x digital input, 1 x digital output on 4-pin power connector
LEDs1 bi-color connection status LED
5 connection strength LEDs
4 LAN status LEDs
1 power LED
SIM2 x SIM Slots (Mini SIM – 2FF), 1.8 V/3 V
External SIM tray
eSIM (optional)
Power supply4-pin industrial DC power connector
Antennas2x SMA for LTE, 2x RP-SMA for Wi-Fi antenna
ResetButtons for restarting/restoring factory settings
Physical characteristics
Housing materialAluminium housing, plastic panels
Dimensions110 x 50 x 100 mm
Weight297g
Mounting optionsDIN rail (can be mounted on two sides), placement on flat surface
Work environment
Ambient temperature range during operationFrom -40°C to 75°C
Ambient humidity during operation10% to 90%, non-condensing
Protection classIP30
Certificates
RegulationsCE/RED, UKCA, EAC, UCRF
EMI Immunity
StandardsEN 301 489-1 V2.2.3, Draft EN 301 489-17 V3.2.5,
EN 301 489-52 V1.2.1, EN 55032:2015 A1:2020, EN 55035:2017 A11:2020
ESDEN 61000-4-2:2009
Radiation resistanceEN 61000-4-3:2020
EFTEN 61000-4-4:2012
Surge immunity (AC power port)EN 61000-4-5:2014 A1:2017
Resistance to conductionEN 61000-4-6:2014
DIPEN IEC 61000-4-11:2020
RF
StandardsEN 300 328 V2.2.2, EN 301 893 V2.1.1, EN 301 908-1 V15.1.1,
EN 301 908-2 V13.1.1, EN 301 908-13 V13.2.1
Security
StandardsEN IEC 62311:2020, EN 50665:2017

RUT901 – Industrial Cellular Router

The RUT901 cellular router delivers the top-rated features of its predecessors, the RUT950 and RUT951, to the market. The device ensures high-performance, providing automatic WAN failover to an available backup connection, guaranteeing network continuity and eliminating downtime.

The router features dual SIM 4G cellular connectivity and Wi-Fi, as well as 4x Ethernet interfaces, to meet the needs of the many varied IoT solutions.

The device guarantees high-performance, providing automatic WAN failover to an available backup connection, guaranteeing network continuity and eliminating downtime.

The RUT901 is dedicated to professional industrial use cases with its high customization possibilities, security features, industrial protocols, and compatibility with Teltonika Networks’ Remote Management System (RMS).

Connectivity

4G LTE (Cat 4), 3G, 2G

Wi-Fi

Wireless Access Point with Hotspot functionality

Dual SIM

With auto-failover, backup WAN and other switching scenarios

Protocols

Multiple protocols supported including MQTT, Modbus TCP, DNP3

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Teltonika RUTX14 LTE CAT12 4G Router

RUTX14 in the new high speed, LTE CAT12 4G Router from Teltonika and uses an embedded LTE CAT12 4G modem to provide high speed 4G Internet connectivity for your M2M, remote monitoring and management application.

RUTX14

The Teltonika RUTX14 CAT12 LTE Router is a high speed, industrial grade 4G router that has an embedded, high speed LTE CAT12 4G modem enabling the user to insert their 4G SIM Card and benefit from high speed 4G mobile broadband Internet connectivity. This high speed 4G router is capable of providing 4G download speeds up to 600Mbps and upload speeds up to 100Mbps. This means that the Teltonika RUTX14 router is a great choice for any M2M application that could benefit from a high speed 4G connection, maybe using the RUTX14 to provide 4G CCTV Internet connectivity in conjunction with a Fixed IP SIM Card.

The RUTx14 4G Router will be available in August/Spetember 2021.

What is CAT12 LTE 4G?