Victron MultiPlus-II 48/4k5/55-32

Victron MultiPlus-II 48/4k5/55-32 – Inverter, charger & transfer switch in one

The Victron MultiPlus-II 48/4k5/55-32 combines three functions in one device: inverter, mains charger, and transfer switch. With a continuous output power of 4,000 W (4,500 VA) and a short-term peak power of up to 7,000 W, it is the ideal solution for reliable and flexible power supply – whether in residential areas, mobile applications, or off-grid installations.

Important technical key data

• AC input voltage: 187–265 VAC
• AC output voltage: 1× 230 V (50–60 Hz, adjustable)
• Continuous power: 4,000 W (4,500 VA)
• Peak power: 7,000 W
• Internal transfer switch: 32 A
• Charger: max. 55 A for 48 V battery systems (including lithium support)
• DC voltage range: 38–60 V
• Dimensions (HxWxD): 590 × 275 × 149 mm
• Weight: 21.4 kg

Your advantages with the Victron MultiPlus-II

The device offers you numerous functions that go far beyond pure power supply:

• Versatile battery compatibility: Supports lead-acid, AGM & lithium batteries
• Power Assist: Prevents overload in case of weak mains or generator connections
• UPS function: Uninterruptible power supply through automatic switching in 20 ms
• Anti-islanding function: High security through double NA protection
• ESS energy storage solution: Ideal for retrofitting existing PV systems
• Scalable: Parallel connection & three-phase operation possible
• Compatible: Connection to Victron GX devices for remote monitoring & control

Flexible areas of application

Whether in a caravan, on a boat, or in off-grid applications, the MultiPlus-II is suitable for a wide variety of scenarios. It also ensures a stable power supply in commercial installations – even when grid power is limited.

An all-in-one energy management system

With the Victron MultiPlus-II 48/4k5/55-32, you're choosing a powerful, reliable, and future-proof device. It combines a charger, inverter, and transfer switch in a single unit – for maximum flexibility and maximum efficiency.