Description
Victron MultiPlus-II 24/3000 Inverter/Charger | Boat Supply Store
For marine vessels and demanding off-grid installations requiring seamless AC power, this 24V system delivers 3000VA/2400W continuous inverter output and a powerful 70A adaptive battery charger. It features Victron's proprietary PowerAssist technology to supplement shore or generator power during peak demand, preventing overload. With a 50A transfer switch and dual 120V AC outputs, it provides uninterrupted power essential for critical systems, even during generator start-up or grid connection changes, all while meeting stringent UL458 safety standards for marine environments.
Key Features
- Seamless UPS: Guarantees <20ms power transfer for uninterrupted operation of sensitive electronics.
- Peak Power Boost: PowerAssist delivers up to 3000VA during peak loads, drawing from batteries when AC input is insufficient.
- Grid/Generator Protection: PowerControl prevents overloading by managing AC input sources, ideal for limited shore power.
- Adaptive Charging: Smart, multi-stage battery charging algorithm optimizes battery health and lifespan.
- Dual AC Outputs: Provides main power and a separate output for non-essential loads, managed independently.
- ESS Ready: Integrates with Energy Storage Systems, including Dynamic ESS for sophisticated energy management.
- Scalable System: Supports parallel and three-phase configurations for expanded power requirements.
- Remote Management: Full monitoring and control via GX device and Victron Remote Management (VRM) portal/app.
Specifications
| Product Specifications | |
|---|---|
| DC Input Voltage | 24V |
| Continuous Output Power | 3000VA / 2400W |
| Battery Charger Current | 70A |
| Transfer Switch Current | 50A |
| AC Output Voltage | 2x120V |
| Certification | UL458 |
Who This Is For
Marine professionals and yacht owners requiring a high-capacity, intelligent inverter/charger system with advanced power management for demanding applications. Ideal for complex off-grid setups and those needing reliable, expandable power solutions meeting safety certifications.
How It Compares
| Feature | Victron MultiPlus-II 24/3000 Inverter/Charger | Victron Energy MultiPlus |
|---|---|---|
| Inverter Power (VA) | 3000VA | 3000VA, 2000VA |
| DC Input Voltage | 24V | 24V, 12V |
| Battery Charger Current (A) | 70A | 70A, 100A |
| Transfer Switch Current (A) | 50A | 50A, 60A |
| AC Output Voltage | 2x120V | 120V, 120V |
| UL Certification | UL458 | None, UL Listed |
| ESS Capability | Yes (Dynamic ESS) | Yes, No |
Common Concerns Answered
Is the setup process complex?
While advanced features like ESS or parallel configurations require careful planning and understanding of DC electrical systems, the core inverter/charger functionality is straightforward. Victron provides comprehensive manuals and support resources. Professional installation is recommended for optimal performance and safety, especially for complex system integrations.
Is the price justified?
The Victron MultiPlus-II 24/3000 70-50 2x120V (UL458) represents a premium investment due to its robust build quality, advanced intelligent power management features (PowerAssist, PowerControl, UPS), ESS integration, and UL458 certification, offering superior reliability and performance critical for demanding marine and off-grid applications.
Do I need additional hardware for remote control?
Yes, a compatible GX device (e.g., Cerbo GX, Venus GX) is required to enable full remote monitoring and control capabilities via the Victron Remote Management (VRM) app and portal. This device facilitates the necessary communication for system management from anywhere.
Frequently Asked Questions
What is the Victron MultiPlus-II 24/3000 70-50 2x120V (UL458) used for?
This unit serves as a high-performance inverter, a sophisticated battery charger, and a seamless transfer switch, specifically designed for demanding 24V marine, yachting, vehicle, and off-grid applications requiring reliable AC power with advanced management capabilities.
What is PowerAssist and how does it work on the MultiPlus-II?
PowerAssist allows the MultiPlus-II to boost the AC output power by drawing additional current from the battery bank during peak load conditions. It prevents overload by supplementing limited shore or generator power, ensuring continuity for high-demand appliances.
What is the UPS function of the MultiPlus-II?
The Uninterruptible Power Supply (UPS) function ensures that AC power is maintained without interruption when switching between power sources (e.g., shore power failure, generator start-up). The transfer time is exceptionally fast, typically under 20 milliseconds, protecting sensitive electronic equipment.
Can the MultiPlus-II be used in an Energy Storage System (ESS)?
Yes, the MultiPlus-II is ESS ready and fully supports advanced features like Dynamic ESS. This allows it to be integrated into sophisticated energy storage systems for grid-tied applications, optimizing energy usage and storage.
What are the battery voltage and inverter power specifications of this unit?
This unit operates on a 24V DC battery system and provides a continuous inverter output of 3000VA or 2400W. It also features a 70A battery charger.
