Product Summary:

The Victron MultiPlus-II 48/3000/35-50 120V (UL 1741) is a compact, UL-certified inverter/charger designed for reliable off-grid, backup, and hybrid energy systems. Combining the capabilities of both MultiPlus and MultiGrid, it delivers efficient power conversion, intelligent energy management, and seamless backup in one integrated unit.

Delivering pure sine-wave output, the MultiPlus-II ensures clean, stable power for sensitive electronics and critical loads. With PowerAssist technology, it prevents AC source overload by supplementing grid or generator input with battery power – ideal for managing peak demand and maximizing system efficiency.

Designed for advanced energy systems, it supports ESS (Energy Storage System) configurations, ultra-fast UPS functionality, and full remote monitoring when paired with a Victron GX device. Built with proven Victron reliability, this unit is ideal for residential, small off-grid, and backup applications.

Ships From: Texas, USA
Warranty: 5 Years
Support: Lifetime USA-Based Tech Support

Compatibility

Battery Compatibility:

Works with 48V BigBattery HUSKY2 INV lithium battery systems

System Compatibility:

Supports off-grid and backup power systems with seamless battery and AC input integration
Compatible with solar charge controllers and generator input
Integrates with Victron GX devices for monitoring and control

Key Features

3,000VA Inverter Output – Reliable power for small homes, cabins, and backup systems
Inverter + Charger in One – Combines power conversion and battery charging
Pure Sine Wave Output – Clean, stable electricity for sensitive electronics
PowerAssist Technology – Prevents overload by supplementing AC input with battery power
ESS (Energy Storage System) Ready – Advanced energy management for hybrid systems
Ultra-Fast UPS Functionality – Seamless backup during outages
UL1741 & CSA Certified – Safe, code-compliant installations
Remote Monitoring Ready – Full system visibility with Victron GX integration
Compact & Efficient Design – Space-saving and high-performance
Maintenance-Free Operation – No routine servicing required