Victron MultiPlus-II 12/3000/120-32 230V Inverter Charger
Victron MultiPlus-II 12/3000/120-32 230V Inverter Charger
SKU:792-PMP122305010
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Victron MultiPlus-II 12/3000/120-32 230V Inverter Charger
12V DC Input | 3000VA Pure Sine Wave Output | 120A Charger | ESS Ready
The Victron MultiPlus-II 12/3000/120-32 230V Inverter Charger is a versatile power solution designed for a wide range of applications, from marine and vehicle systems to off-grid and grid-connected energy storage setups. This advanced unit seamlessly integrates a powerful pure sine wave inverter, an intelligent battery charger, and a high-speed AC transfer switch into a single, compact enclosure.
Engineered by Victron Energy, the MultiPlus-II combines the proven features of the original MultiPlus with enhanced Energy Storage System (ESS) functionality, including built-in anti-islanding protection and support for external current sensing. It intelligently manages power flow, ensuring reliable AC supply and efficient battery charging, even when connected to limited AC sources like generators or shore power.
UK Specific Note: This MultiPlus-II model is designed for 230V AC output, suitable for UK and European electrical systems.
Key Features
| ▶ Integrated Inverter & Charger — Combines a pure sine wave inverter, advanced battery charger, and high-speed AC transfer switch. |
| ▶ Energy Storage System (ESS) Functionality — Ideal for grid-connected PV and other alternative energy systems, supporting self-consumption optimisation. |
| ▶ PowerControl & PowerAssist — Prevents overload of limited AC sources (grid/generator) by automatically reducing battery charging or boosting output with battery power. |
| ▶ Two AC Outputs — Main output provides uninterrupted power (UPS function), while the second output is for non-essential loads that should not discharge the battery. |
| ▶ Parallel & Three-Phase Capability — Up to six units can operate in parallel for increased power, and three units can be configured for three-phase output. |
| ▶ Remote Monitoring & Control — Compatible with Victron GX devices (e.g., Cerbo GX) and the free Victron Remote Management (VRM) portal for local and remote system management. |
| ▶ Built-in Anti-Islanding — Meets grid connection requirements for various countries, enhancing safety and compliance for grid-tied applications. |
Technical Specifications
| Parameter | Value |
|---|---|
| Model (MPN) | PMP122305010 |
| DC Input Voltage | 12V |
| Continuous Output Power (25°C) | 3000VA / 2400W |
| Peak Power | 5500W |
| Output AC Voltage | 230V AC |
| Transfer Switch Current | 32A |
| Max. Battery Charge Current | 120A |
| Max. AC Input Current (for PowerControl/Assist) | 32A |
| Efficiency | 93% |
| Protection Category | IP22 |
| Dimensions (H x W x D) | 546 x 275 x 147mm |
| Weight | 19Kg |
Operating & Power Guidance
The MultiPlus-II is engineered for intelligent power management, offering flexible solutions for various energy needs. Its core functions ensure stable and efficient power delivery and battery charging:
- UPS Functionality: The main AC output (AC-out-1) provides uninterrupted power. In the event of a grid failure or disconnection from shore/generator power, the inverter automatically takes over the supply to connected loads in less than 20 milliseconds, ensuring sensitive electronics continue to operate without disruption.
- Dual AC Outputs: A second AC output (AC-out-2) is available for loads that should not discharge the battery, such as water heaters. This output is live only when AC power is available from the input source.
- Adaptive Charging: The powerful 120A battery charger features adaptive charging technology, optimising the charging process for various battery types to prolong battery life.
- Programmable Relay: Includes a programmable relay that can be configured for general alarm, DC undervoltage, or generator start/stop functions, enhancing system control and safety.
- External Current Sensor Support: An optional external AC current sensor (CT clamp) can be integrated to extend PowerControl and PowerAssist functionality, enabling more effective self-consumption optimisation in ESS and grid-tied solar installations.
Typical Applications
| Off-Grid Systems | Provides reliable AC power from battery banks for cabins, remote homes, and standalone installations. |
| Marine & Vehicle Use | Ideal for yachts, boats, RVs, and other mobile applications requiring stable AC power and efficient battery charging. |
| Grid-Tied ESS | Key component in residential and light commercial Energy Storage Systems, optimising solar self-consumption and providing backup power. |
| Backup Power Systems | Ensures continuous power supply during grid failures, acting as an uninterruptible power supply (UPS) for critical loads. |
Built-In Protection Functions
The Victron MultiPlus-II is equipped with multiple protection features to ensure safe and reliable operation. These include safeguards against output short circuit • overload • high battery voltage • low battery voltage • high temperature • 230V AC on inverter output • and excessive input voltage ripple. Additionally, it features built-in anti-islanding protection for grid-tied applications.
Common Questions
What is ESS functionality?
ESS (Energy Storage System) functionality allows the MultiPlus-II to integrate with a power grid connection, a GX device, and a battery system. It enables storing solar energy for later use, optimising self-consumption, and providing backup power.
Can this unit be expanded for more power?
Yes, the Victron MultiPlus-II supports parallel operation. Up to six units of the same model can be connected in parallel to achieve higher power output. It also supports three-phase configurations.
Does it have a built-in solar charge controller?
No, the MultiPlus-II is an inverter/charger. It does not have a built-in solar charge controller. However, it is compatible with external solar charge controllers (like Victron MPPTs) and grid-tie inverters for solar energy integration.
Is Bluetooth connectivity included?
The MultiPlus-II is Bluetooth compatible, but typically requires the optional Victron VE.Bus Smart dongle to enable monitoring and control via Bluetooth with the VictronConnect app.
Installation Notes
- Installation should be carried out by a qualified professional in accordance with all local electrical regulations and safety standards.
- Ensure adequate ventilation around the unit to prevent overheating, as fan-assisted cooling is used.
- Proper DC cabling and fusing are critical for safe operation and optimal performance.
- Refer to the official Victron Energy manual for detailed wiring diagrams, configuration instructions, and safety guidelines.
- The unit is designed for indoor use in a non-condensing environment.
Before You Buy
- Verify that the 12V DC input voltage and 230V AC output voltage match your system requirements.
- Consider your total power consumption (VA/W) and surge requirements to ensure the 3000VA continuous output and 5500W peak power are sufficient.
- If integrating with a grid-tied system, confirm local grid compliance requirements are met.
- For remote monitoring or advanced configuration, additional Victron GX devices or the VE.Bus Smart dongle may be required.
- Ensure your battery bank capacity is appropriate for the 120A charging current and your expected discharge cycles.
All specifications are subject to change by the manufacturer. Please consult the latest official Victron Energy documentation for the most accurate and up-to-date information. This product comes with a 5-year warranty as supplied by the merchant.
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