11kVA Victron MultiPlus-II 48V Inverter Charger – Pure Sine Wave Hybrid Power Solution with Intelligent Battery Charging

Product Overview

The 11kVA Victron MultiPlus-II 48V Inverter Charger is a premium hybrid inverter charger designed to deliver dependable, uninterrupted power for residential, commercial, and light industrial applications. Combining a high-efficiency pure sine wave inverter with an advanced adaptive battery charger, it ensures reliable performance whether operating from solar, batteries, the utility grid, or a generator.

Equipped with PowerAssist technology, the MultiPlus-II intelligently supplements limited grid or generator power using battery energy, preventing overloads while maintaining continuous operation. Its seamless transfer switch guarantees uninterrupted power for sensitive equipment during utility failures.

Ideal for hybrid solar systems, backup power installations, and off-grid applications, the MultiPlus-II integrates effortlessly with Victron MPPT charge controllers, GX monitoring devices, and lithium battery storage systems.

Macire supplies genuine Victron products, offers professional engineering support, installation guidance, and nationwide after-sales service.

⭐ Genuine Product | Verified & Supported by Macire

System Architecture & Configuration

Inverter System

• Pure sine wave inverter technology
• 11kVA continuous output
• PowerAssist load support
• High surge capacity

Battery Charging

• Integrated adaptive multi-stage battery charger
• Lithium, AGM, Gel and Flooded battery compatible
• Temperature compensated charging
• Fast charging performance

Power Management

• Automatic UPS functionality
• Fast transfer switching
• Intelligent energy prioritization
• ESS (Energy Storage System) compatible

Monitoring & Communication

• VE.Bus communication
• Compatible with Cerbo GX and GX Touch
• Victron VRM remote monitoring
• Fully programmable operating modes

Technical Specifications

Key Features

• 11kVA pure sine wave inverter output
• Advanced adaptive battery charger
• PowerAssist technology prevents overloads
• Fast UPS transfer for uninterrupted power
• Supports lithium and lead-acid batteries
• Compatible with hybrid solar installations
• Parallel and three-phase expansion capability
• Remote monitoring via Victron VRM Portal
• High surge capacity for motor starting
• Multiple built-in protection systems
• Energy-efficient operation with low standby consumption
• Genuine Victron product verified and supported by Macire

Applications / Use Cases

🏠 Luxury homes

🏢 Offices

🏥 Hospitals and clinics

🏨 Hotels and lodges

🏭 Light industrial facilities

🌾 Farms

📡 Telecommunications equipment

🌞 Hybrid solar systems

🔧 Critical backup power applications

Installation & Engineering Notes

• Install indoors in a dry, dust-free, and ventilated location.
• Use correctly sized DC cables and circuit protection.
• Match battery bank specifications with system requirements.
• Configure battery charging profiles based on battery chemistry.
• Install suitable AC isolation and protection devices.
• Professional installation is recommended.
• Macire provides engineering consultation, commissioning, and installation support.

Care, Maintenance & Operations

• Inspect electrical connections regularly.
• Keep ventilation openings clean.
• Monitor battery condition frequently.
• Update firmware when available.
• Check cooling fan performance.
• Carry out annual maintenance inspections.
• Monitor system remotely through the VRM Portal.
• Genuine spare parts and technical support are available through Macire.

Do’s & Don’ts

✅ Do’s

• Install according to Victron specifications.
• Use compatible 48V battery banks.
• Ensure proper ventilation.
• Monitor system performance regularly.
• Update firmware when necessary.
• Use recommended circuit protection.
• Consult Macire before expanding the system.

❌ Don’ts

• Do not overload the inverter.
• Do not install outdoors without enclosure protection.
• Do not block cooling vents.
• Do not mix incompatible battery types.
• Do not bypass protective devices.
• Do not use undersized wiring.
• Do not ignore warning or fault notifications.

Compatibility

Compatible with:

• Victron MPPT Solar Charge Controllers
• Victron Cerbo GX
• Victron GX Touch Displays
• Victron Smart Batteries
• Lithium LiFePO₄ Batteries
• AGM Batteries
• Gel Batteries
• Flooded Lead-Acid Batteries
• Generator Sets
• Utility Grid
• Distribution Boards
• Solar PV Arrays
• Macire-supplied balance of system accessories

Performance Guide

*Performance depends on battery capacity, installation quality, operating conditions, and load sizing as guided by Macire.

Frequently Asked Questions

1. Is the 11kVA MultiPlus-II suitable for whole-house backup?

Yes. It is ideal for large residential homes, commercial premises, and hybrid solar installations.

2. Can it work with solar panels?

Yes. It integrates with Victron MPPT solar charge controllers to form a complete hybrid solar system.

3. Does Macire provide installation support?

Yes. Macire offers system sizing, engineering consultation, installation guidance, commissioning, and after-sales support.

4. Is it compatible with lithium batteries?

Yes. It supports Victron-compatible lithium batteries as well as AGM, Gel, and flooded lead-acid batteries.

5. Does Macire deliver across Kenya?

Yes. Genuine Victron MultiPlus-II inverter chargers are available with nationwide delivery and technical support.

Why Buy From Macire

• Genuine Victron products guaranteed
• Every unit verified before dispatch
• Expert engineering consultation and system sizing
• Professional installation and commissioning support
• Nationwide delivery across Kenya
• Reliable after-sales service and technical support
• Genuine Victron accessories and spare parts
• Trusted supplier for residential, commercial, and industrial power systems
• Proven experience in hybrid solar and backup energy solutions
• Long-term customer support throughout the product lifecycle