Victron SmartSolar MPPT 100/20
The benchmark solar charge controller: 100V, 20A, built-in Bluetooth and up to 98% efficiency. The Victron SmartSolar MPPT 100/20 gets the most from your panels.
Characteristics
- Max PV voltage: 100V (12/24/48V auto)
- Charge current: 20A
- Efficiency: Up to 98% (MPPT)
- Monitoring: Built-in Bluetooth (VictronConnect)
- 98% MPPT with Bluetooth and Victron reliability
Detailed overview: Victron SmartSolar MPPT 100/20 charge controller
The Victron SmartSolar MPPT 100/20 is a premium solar charge controller from Victron Energy, one of the most renowned brands in the off-grid world. It is the essential link between the solar panels and the battery of an installation: it regulates charging, protects the battery and optimises solar output.
Its MPPT (Maximum Power Point Tracking) technology is its master asset: it continuously tracks the optimal power point of the panels, harvesting up to 30% more energy than a conventional PWM controller, especially in low light or cold weather. Its efficiency can reach 98%. The 100/20 reference means it accepts up to 100V solar input voltage and delivers 20A of charge current, on 12V, 24V or 48V battery systems, with automatic voltage detection.
In practice, it handles up to about 290W of panels at 12V, 580W at 24V and 1160W at 48V. It is compatible with all battery technologies (lead-acid AGM, gel, lithium LiFePO4) thanks to its programmable charge profiles. Its built-in Bluetooth lets you, via the VictronConnect app, track output in real time, check the 30-day history and adjust all settings with no extra hardware.
Its only constraints are its price, above budget controllers, and the need to size the model correctly for the installed solar power (beyond, you need a 100/30 or 100/50 model). But for a reliable, high-performance and durable solar installation, the SmartSolar MPPT 100/20 is one of the best choices on the market.
Comparison
How does the Victron SmartSolar MPPT 100/20 compare with rival MPPT controllers?
| Model | PV voltage | Current | Bluetooth | Systems |
|---|---|---|---|---|
| Victron SmartSolar 100/20 | 100V | 20A | Built-in | 12/24/48V |
| Renogy Rover 40A | 100V | 40A | Optional | 12/24V |
| EPEVER Tracer 2210AN | 100V | 20A | Optional | 12/24V |
The Victron 100/20 stands out for its built-in Bluetooth as standard, its build quality and its 48V compatibility, where the Renogy and EPEVER models are a little cheaper but often need a separate Bluetooth module. The Renogy Rover 40A offers higher current (40A) for larger setups. For reliability and monitoring, Victron remains the benchmark.
Related video
Video: Victron Energy SmartSolar MPPT 100/20 - Published on 16/02/2022
Our tester's review: Julien De Jurquet
The Victron SmartSolar MPPT 100/20 is a bit the controller you fit when you never want to worry again. The Victron brand is a benchmark in the off-grid world, and this model is a good example: in a van or RV setup, it really gets the most from the panels thanks to its MPPT technology, with efficiency you can feel over a plain PWM controller, especially under hazy skies. The built-in Bluetooth is a real everyday plus: from the VictronConnect app, you track solar output in real time, check the history and adjust charge settings without a single cable. The build quality inspires confidence for an installation meant to last years. Its only downsides are a price above budget Chinese controllers, and the need to size the model (100/20) correctly for your solar power. But for a reliable, durable installation, Victron remains the safe bet.
Frequently asked questions: Victron SmartSolar MPPT 100/20 charge controller
It handles up to about 290W of panels on a 12V system, 580W at 24V and 1160W at 48V. The solar input voltage must not exceed 100V. Beyond these powers, you need a 100/30 or 100/50 model.
An MPPT controller like the Victron tracks the optimal power point of the panels and harvests up to 30% more energy than a conventional PWM controller, especially in low light. It is more efficient, but pricier.
Yes. It is compatible with all battery technologies (lead-acid AGM, gel, lithium LiFePO4) thanks to its programmable charge profiles, adjustable from the VictronConnect app.
The controller has built-in Bluetooth: the VictronConnect app lets you track output in real time, check the 30-day history and adjust all settings from a smartphone, with no extra hardware.
Other products in the "Charge controllers" category
Epever XTRA1210N
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A 10A MPPT controller that harvests up to 30% more output: the Epever XTRA1210N optimises your small solar kit and protects your battery, with a display to match.
Renogy Rover 40A
169.99€
40A of charge, 100V input and up to 99% tracking efficiency, with an LCD screen: the Renogy Rover 40A handles the most generous 12/24V solar setups.
Victron Energy BlueSolar MPPT 75/15
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One of the most popular and affordable MPPT charge controllers. The ideal choice if you prefer this type of solar controller.
Published on 11/07/2026