The Victron Energy Multiplus 3000W 12V inverter with a built-in charger is a 3000VA 120V AC inverter that is designed for both residential and professional use. This unit combines both an inverter and a high-power charger into a single elegant package. Like all Victron inverters, its many features include a true sine wave inverter, adaptive charging, hybrid PowerAssist technology, plus multiple system integration features. The Multiplus range of inverters is suitable for a wide range of applications. This 3000W 12V Inverter with a 120 amp charger and VE.Bus is a great addition to your system. This Unit is UL 1741 and CSA C22.2 certified and can be used for insurance purposes.