Robustel

Robustel R1520

Industrial Dual-SIM 4G/LTE Router

Black Robustel network device with multiple Ethernet ports and indicator lights on a red background.

Robustel R1520 4G/LTE Router

The Robustel R1520 is a proven, cost-effective industrial 4G router built for real-world IoT deployments where reliability and flexible networking matter. With five Ethernet ports, a rugged design, and a wide 9–36 VDC input range, it drops cleanly into control cabinets, kiosks, remote sites, and light industrial networks delivering stable connectivity without the cost and complexity of larger platforms.

Robustel R1520 4G/LTE Router

Industrial Dual-SIM 4G/LTE Router with 5 x LAN Ports, GNSS, Serial, DI/DO and Analog Input

Dual-SIM Cellular

Global Frequency 4G/LTE, 3G & 2G with Dual-SIM Card support for failover

SKU Options

R1520(s) for standard industrial deployments.
R1520(v) for in-vehicle IoT.

Interfaces

1x WAN, 4x LAN or 5x LAN,1x RS-232, 1x RS-485, 1x DI/DO, 1x AI, GNSS

Operating System

RobustOS – Lightweight Linux kernel with full SDK

Vertical pattern of small gray dots on a white background, denser at the left fading towards the right.
Vertical pattern of small gray dots on a white background, denser at the left fading towards the right.

Why Connect with Millbeck

Millbeck specialises in the cellular hardware and SIMs that sit between an industrial device and the network it depends on. The kind of work where the spec decisions made on day one decide whether the deployment is still online in year five.

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Featured case study

Cellular connectivity supporting monitoring and control of solar and renewable energy sites

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Resources

Latest news & insights

News
Nov 5, 2026

Millbeck Moves to New Premises at Pool Business Park

We have moved to larger premises at Pool Business Park, Pool in Wharfedale Leeds. More room for stock, staging, and office space.

Millbeck Communications headquarters Pool in Wharfedale
KB
Nov 3, 2026

Reverse Vending Machine Connectivity

Every reverse vending machine in the UK deposit return scheme has to talk to the scheme’s systems. Cellular is the connection that does that in every store without relying on the retailer, and here is how we specify the router, IoT SIM and antenna.

Millbeck IoT Connectivity Remote Vending Machine
KB
Oct 2, 2026

What Is Router Staging? A Guide for IoT Rollouts

Router staging means preparing routers and gateways before they reach site, so installers mount and power up rather than configure.