Reliable and Flexible Energy Solutions for Off-Grid Living with MultiPlus-II

The MultiPlus-II is a multifunctional inverter/charger, providing an essential energy backbone for off-grid homes, remote power setups, tiny homes, and UPS systems. Designed to meet the diverse and dynamic power needs of off-grid living, the MultiPlus-II offers a blend of power, efficiency, and reliability, ensuring that your off-grid experience is seamless and sustainable.

Robust and High-Capacity Inverter for Off-Grid Needs

At the core of the MultiPlus-II is its powerful 8000VA / 6400W inverter, featuring a peak power capability of 15000W. This robust inverter can support a wide range of appliances and tools, making it ideal for off-grid homes and remote locations. Its high surge capacity ensures that even the most demanding equipment operates smoothly, providing a reliable power source in the most remote settings.

Advanced PowerControl and PowerAssist for Energy Efficiency

The MultiPlus-II excels in managing power in off-grid scenarios. Its PowerControl and PowerAssist features ensure optimal use of energy. By intelligently balancing power generation with consumption, it maximizes the efficiency of generators, and other alternative energy sources, ensuring that your off-grid setup remains sustainable and efficient.

Uninterrupted Power Supply for Critical Applications

Equipped with an ultra-fast transfer switch, the MultiPlus-II serves as a reliable UPS, ensuring that critical systems remain operational during power interruptions. This feature is crucial for off-grid homes and remote facilities that require consistent power for essential appliances and communication devices.

Dual AC Outputs for Optimized Power Distribution

The MultiPlus-II comes with two AC outputs, allowing for strategic power distribution. The primary output ensures continuous power supply, while the secondary output can be used for non-essential appliances, optimizing battery usage and prolonging the system's overall efficiency.

Scalability for Diverse Off-Grid Applications

Understanding the varied power needs of off-grid living, the MultiPlus-II offers scalability. Multiple units can operate in parallel or in a three-phase setup, providing ample power for larger off-grid homes, tiny home communities, or remote facilities requiring higher energy outputs.

Remote Monitoring and Control for Easy Management

Stay informed and in control with the MultiPlus-II’s advanced monitoring and control options. Whether you’re using a dedicated panel or a smart device, you can easily manage your power system, ensuring safe and efficient operation, no matter how remote your location.

Your Off-Grid Energy Solution

The MultiPlus-II is not just an inverter/charger; it’s a comprehensive solution for anyone seeking a reliable and efficient off-grid power system. Whether you’re powering a remote cabin, an off-grid home, a tiny house, or need a dependable UPS, the MultiPlus-II offers the flexibility, efficiency, and reliability you need to live off the grid with confidence.

Victron Energy Limited Warranty Policy

Victron Energy warrants its products to be free from defects in workmanship and materials for a period of 5 years from the date of purchase by the end user, with a maximum of 66 months from the Victron Energy invoice date. Exceptions on this are: lead acid batteries; 2 years from date of purchase by the end user, with a maximum of 30 months from the Victron Energy invoice date, Lithium-ion batteries; 3 years from date of purchase by the end user. In addition to this proof of correct battery usage is required when making a battery warranty claim.

During this period, Victron Energy will, at its option, repair or replace the defective product free of charge. The warranty does not include performing or reimbursing de‐installation, transportation and re‐installation. This warranty will be considered void if the unit has suffered any physical damage or alteration, either internally or externally, and does not cover damages arising from improper use like:
• Reverse of battery polarity.
• Inadequate connection.
• Mechanical shock or deformation.
• Contact with liquid or oxidation by condensation.
• Use in inappropriate environment (dust, corrosive vapor, humidity, high temperature, biological infestation...).
• Breakage or damage due to lightning.
• Connection terminals and screws destroyed or other damages, like overheat, due to insufficient tightening.
• For any electronical breakage except due to lightning (reverse polarity, over‐voltage due to external cause), the state ofthe internal control diode and of the inputs/output X and Y capacitors determine the warranty.

This warranty will not apply where the product has been misused, neglected, improperly installed, or repaired by anyone else than Victron Energy or one of its authorized Qualified Service Partners. In order to qualify for the warranty, the product must not be disassembled or modified.

Repair or replacement are our sole remedies and Victron Energy shall not be liable for damages, whether direct, incidental,special, or consequential, even caused by negligence or fault.

Victron Energy owns all parts removed from repaired products. Victron Energy uses new or reconditioned parts made by various manufacturers in performing warranty repairs and building replacement products. If Victron Energy repairs or replaces a part of a product, its warranty term is not extended. In case of replacement the new component has a warranty of 6 months, without effect on the initial warranty period. All remedies and the measure for damages are limited to the above. Victron Energy shall in no event be liable for consequential, incidental, contingent orspecial damages, even if having been advised of the probability of such damages. Any and all other warranties expressed or implied arising by law, course of dealing, course of performance, usage of trade or otherwise, including but not limited to implied warranties of merchantability and fitness for a particular purpose, are limited in duration to a period of two (2) years from the date of purchase.

Life Support Policy
As a general policy, Victron Energy, does not recommend the use of any of its products in life support applications where failure or malfunction of the Victron Energy's product can be reasonably expected to cause failure of the life support device or to significantly affect its safety or effectiveness. Victron Energy does not recommend the use of any of its products in direct patient care. Victron Energy will not knowingly sell its products for use in such applications unless it receives in writing assurances satisfactory to Victron Energy that the risks of injury or damage have been minimized, the customer assumes all such risks, and the Liability of Victron Energy is adequately protected under the circumstances.

As a product requires service, it must be brought back to the place of purchase. In case no contact can be taken with the merchant, or if he is either unable or not allowed to provide service, direct contact should be taken with Victron Energy.

Warranty on Repairs
The warranty period on products or on printed circuits boards repaired by Victron Energy as well as on printed circuit boards for replacement is 6 months from delivery by Victron Energy.

It is the responsibility of the sender to sufficiently package these products. The transport must be organized in a way to avoid any damage, especially when a single unit or heavy unit is sent.

If a part of the terms and conditions set out above is held invalid, void or unenforceable due to any particular national or international legislation, it shall not affect other parts of the terms and conditions remaining.

For Australia only
Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure.


MultiPlus-II 48/8000/110-100
PowerControl & PowerAssist Yes
Transfer switch 100 A
Maximum AC input current 100 A
DC Input voltage range 38 – 66 V
Output 230 VAC ± 2%
Frequency 50 Hz ± 0.1%
Cont. output power at 25°C (3) 8000 VA
Cont. output power at 25°C 6400 W
Cont. output power at 40°C 5500 W
Cont. output power at 65°C 4000 W
Max apparent feed-in power 8000 VA
Peak power 15000 W
Maximum efficiency 95%
Zero load power 29 W
Zero load power in AES mode 19 W
Zero load power in Search mode 3 W
AC Input voltage range 187-265 VAC
Input frequency 45 – 65 Hz
Charge voltage 'absorption' 57.6V (adjustable)
Charge voltage 'float' 13.8 / 27.6 / 55.2V (adjustable)
Storage mode 52.8V (adjustable)
Max. battery charge current (4) 110 A
Battery temperature sensor Yes
Auxiliary output Yes (50A)
External AC current sensor (optional) 50 A or 100 A
Programmable relay (5) Yes
Protection (2) a-g
VE.Bus communication port For three phase operation, remote monitoring and system integration
General purpose com. port Yes (2x)
Remote on-off Yes
Operating temperature range -40 to +65°C (fan assisted)
Humidity (non-condensing) Max 95%
Material & Colour Steel, blue RAL 5012
Protection category IP22
Battery-connection Four M8 bolts
230 V AC-connection Bolts M6 connections
Weight 42 kg
Dimensions (h x w x d) 642 x 363 x 206 mm
Safety EN-IEC 60335-1, EN-IEC 60335-2-29, EN-IEC 62109-1, EN-IEC 62109-2
Emission, Immunity EN 55014-1, EN 55014-2, EN-IEC 61000-3-2, EN-IEC 61000-3-3, EN-IEC 61000-6-1, EN-IEC 61000-6-2, EN-IEC 61000-6-3
Uninterruptible power supply Please consult the certificates on our website.
Anti-islanding Please consult the certificates on our website.
  1. Can be adjusted to 60 Hz
  2. Protection key:
    • a) output short circuit
    • b) overload
    • c) battery voltage too high
    • d) battery voltage too low
    • e) temperature too high
    • f) 230 VAC on inverter output
    • g) input voltage ripple too high
  3. Non-linear load, crest factor 3:1
  4. Up to 25°C ambient
  5. Programmable relay which can be set for:
    • General alarm
    • DC under voltage
    • Genset start/stop function.
      • AC rating: 230V / 4A
      • DC rating: 4A up to 35VDC and 1A up to 60VDC