For most home solar or backup power uses, a pure sine wave 60v inverter with at least 3000 watts continuous output and high efficiency (over 90%) is recommended 1. An incorrect combination can lead to insufficient battery supply. Selecting the right inverter for lithium batteryapplications is one of the most critical decisions when designing a modern energy system. Whether you are building a residential solar setup, a commercial backup power solution, or a mobile energy systemfor an RV, marine vessel, or electric vehicle. An inverter is the heart of any solar and storage system, converting the direct current (DC) power from your batteries into alternating current (AC) to power your property. modified sine), efficiency, surge capacity, and built-in protections. 60V batteries strike a sweet.