Victron Quattro-II 12/3000/120-50/50 2x120V Inverter/Charger

The Victron Quattro-II 12/3000/120-50/50 is a 12V inverter/charger built for demanding off-grid and backup power systems that need both split-phase output and a heavy-duty charger in one unit. Its dual AC outputs and built-in transfer switch let it manage shore power, generator input, and battery-based power automatically, making it a strong fit for RVs, boats, and off-grid homes running 120V loads on two legs.

Key Specs:

• DC Input: 9.5-17V (12V nominal)
• AC Output: 2 x 120V, 60Hz
• Continuous Output: 3000 VA
• Peak Power: 5500W
• Battery Charger: up to 120A
• Transfer Switch Rating: 50A
• Efficiency: up to 93%
• Dimensions: 579 x 319 x 168 mm
• Weight: 32.8 kg (72 lb)

Built for systems that need reliable automatic transfer between grid/generator and battery power, with enough charging capacity to recover a large battery bank quickly.