Complete Off-Grid System Insight with 4G Cellular Monitoring

Maintaining clear visibility over your off-grid energy system is essential for long-term reliability and performance. The Victron GlobalLink 520 bridges the gap between remote installations and real-time data access, bringing 4G LTE-M connectivity to VE.Direct enabled hardware. Designed for off-grid applications where standard Wi-Fi is unavailable, this monitoring device ensures your system remains online without the hassle of monthly subscriptions or complex network setups.

Global Connectivity with 5 Years Pre-Paid Data

At the core of this monitoring system is built-in LTE-M (Long Term Evolution, category M1) technology. This cellular network is specifically engineered for Internet of Things (IoT) applications, offering extended range and deep penetration into remote areas while consuming minimal power. Unlike standard mobile network connections, LTE-M supports seamless roaming and handovers, making it highly effective for both stationary remote sheds and moving vehicles like campervans, RVs, or marine vessels.

A major advantage over generic remote monitoring solutions is the included pre-paid SIM card, which provides five years of cellular connectivity right out of the box. This completely removes the administrative burden of purchasing separate data bundles, managing ongoing monthly fees, or dealing with expired SIM cards at critical moments. For specific local network requirements, the unit also supports the use of custom SIM cards.

Comprehensive Monitoring and Control Capabilities

This unit is equipped with dual VE.Direct ports, allowing you to connect up to two hardwired Victron devices, such as an MPPT Solar Charge Controller and a BMV Battery Monitor, directly to the Victron Remote Management (VRM) portal. Beyond hardwired connections, the built-in Bluetooth Low Energy (BLE) receiver supports up to 10 additional Victron Smart devices, providing a complete overview of your entire power ecosystem.

To further expand your remote management capabilities, the hardware features two digital inputs that function as pulse counters, alongside a programmable remote-controllable relay. This allows you to monitor external triggers and remotely switch equipment, providing a proactive approach to system maintenance and security.

Wireless Environmental Tracking with RuuviTag

Understanding environmental conditions is often just as critical as electrical data. This system fully supports RuuviTag battery-powered wireless sensors via Bluetooth. Setup is straightforward through the VictronConnect app, instantly feeding crucial data such as ambient temperature, humidity, and atmospheric pressure straight to your VRM dashboard. This is particularly useful for monitoring battery compartment temperatures or refrigeration units in mobile applications.

Seamless Victron Remote Management (VRM) Integration

All data collected is transmitted to the free-to-use Victron Remote Management (VRM) portal. Through VRM, you can log in from anywhere in the world to evaluate the current status of connected equipment, analyse detailed historical energy graphs, and configure automated alarms. This rapid alert system significantly reduces the risk of critical battery depletion or undetected system faults by notifying you the moment a parameter falls outside your configured limits.

Flexible Installation and Low Power Design

Designed for versatile deployment, the hardware features a built-in antenna capable of global operation. If the unit is installed inside a metal utility cabinet or a heavily insulated van where signal strength is compromised, an external SMA antenna connector allows for an easy range extension. Operating on an exceptionally wide 8 to 70V DC input range, it is natively compatible with 12V, 24V, and 48V battery banks while maintaining an incredibly low power draw to preserve your stored energy during extended periods of low solar yield.

Key Features

• Includes 5 years of pre-paid 4G LTE-M connectivity with no ongoing monthly subscriptions.
• Dual VE.Direct ports for direct communication with solar charge controllers and battery monitors.
• Bluetooth integration supports up to 10 Victron Smart devices and RuuviTag environmental sensors.
• Programmable remote relay and two digital inputs for advanced equipment control and switching.
• Wide 8 to 70V DC input range suitable for standard 12V, 24V, and 48V off-grid battery systems.
• Ultra-low power consumption preserves battery capacity during extended periods without charging.

Take full control of your remote power network. Upgrade your off-grid installation with reliable cellular monitoring today and ensure your energy data is always accessible when you need it.