Victron MultiPlus-II 3kVA 24V Inverter/Charger is an advanced, all-in-one energy solution designed for 24V systems. It combines a pure sine wave inverter, a 120A adaptive battery charger, and a high-speed AC transfer switch in one compact unit. Ideal for off-grid, solar, RV, marine, and backup power systems, the MultiPlus-II 3kVA ensures stable, high-quality AC power for sensitive electronics. With PowerAssist and PowerControl technologies, it intelligently manages energy use, preventing overloads while optimizing power flow. The system supports multiple battery chemistries including lithium, AGM, gel, and flooded, and offers scalability through parallel and three-phase operation for larger installations.
Key Features
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True Sine Wave Inverter: Delivers grid-quality AC output for sensitive devices
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120A Adaptive Battery Charger: Advanced four-stage charging process for optimal battery care
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Ultra-fast AC Transfer (<20 ms): Ensures seamless transition between power sources
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PowerAssist & PowerControl: Intelligent load management to prevent overloads and optimize power use
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Dual-Bank Charging: Supports charging of two battery systems simultaneously
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Battery Compatibility: Works with lithium, AGM, gel, and flooded batteries
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Scalable System: Supports parallel and three-phase operation for larger power setups
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Remote Monitoring: Monitor and control via VE.Bus and VRM portal for easy diagnostics
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Compact & Efficient Design: Durable and space-saving design for reliable long-term performance
Technical Data Table
| Specification | Value / Range |
|---|---|
| Nominal output power | 3000 VA |
| Continuous output power | ~2400 W |
| Input (DC) voltage | 24 V |
| Maximum charge current | 120 A |
| AC input voltage range | 187 – 265 V AC |
| AC input frequency | 45 – 65 Hz |
| Efficiency (inverter) | ~92 – 95 % |
| Transfer switch time | < 20 ms |
| Supported battery types | Lithium, AGM, Gel, Flooded |
| Peak power capability | ~6000 W (short duration) |
| Operating temperature | –20 °C to +50 °C |
| Remote interface | VE.Bus / VRM |
| Scalability | Parallel & 3-phase capable |




























