The Victron SmartSolar MPPT 150/45 is a compact, high-performance solar charge controller engineered to maximize solar production while providing reliable battery charging for 12V, 24V, and 48V battery systems. Supporting up to 45A of charging current and PV input voltages up to 150V, it is an excellent solution for RV, van, marine, overland, and off-grid solar installations.
Victron's ultra-fast Maximum Power Point Tracking (MPPT) technology continuously adjusts to changing sunlight conditions, maximizing energy harvest throughout the day—even during rapidly changing weather and partial shading. Combined with conversion efficiency exceeding 98%, the SmartSolar MPPT 150/45 helps you capture more usable energy from every watt of available sunlight.
Best For
- RV, van, marine, and overland solar systems
- Cabins, tiny homes, and off-grid battery systems
- 12V, 24V, and 48V battery banks
- Solar arrays with up to 150V open-circuit voltage
- Victron systems using Cerbo GX, Ekrano GX, and VRM remote monitoring
Core Features
- 45A maximum battery charging current
- Ultra-fast MPPT technology maximizes solar energy harvest
- Advanced MPPT algorithm improves energy production during partial shading
- Built-in Bluetooth for setup, monitoring, firmware updates, and configuration using the VictronConnect app
- VE.Direct communication for integration with Victron GX devices and remote monitoring
- Fully programmable multi-stage charging with eight pre-programmed battery algorithms
- Compatible with Smart Battery Sense and BMV-712 Smart for wireless battery voltage and temperature compensation
- Internal temperature sensor automatically adjusts charging based on operating conditions
- Fully discharged battery recovery for compatible battery systems
- Fanless design with conversion efficiency exceeding 98%
Advanced Protection
- PV reverse polarity protection
- PV reverse current protection
- PV short-circuit protection
- Over-temperature protection with automatic power derating
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System design and custom planning not included
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- In-depth power needs assessment
- Custom component recommendations
- Deposit credited toward installation
- One follow-up touchpoint within 30 days
- Deposit credited toward a qualifying purchase
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Your Partner in Mobile Power
With MobileMustHave, you get more than access to professional-grade Victron power products. You get a partner who can help you choose the right components, understand how they work together, and build a power system around the way you actually travel.
For customers who know exactly what they need, MMH makes it easy with in-stock products, ultra-fast shipping, easy returns, and competitive pricing. For customers who want more guidance, we can help with curated power bundles, system planning, remote commissioning, onsite installation options, remote monitoring support, and access to a nationwide support network.
Whether you are making a simple upgrade or planning a complete off-grid power system, MobileMustHave gives you as much or as little help as you need — before, during, and after the sale.