The Solis RAI-3K-48ES-5G is a 3kW AC-coupled battery inverter/charger designed to retrofit any existing single-phase PV system with battery storage. Compatible with lithium and lead-acid batteries (40–60V), it supports multiple operating modes including time-of-use and back-up, and includes an energy meter with CT clamp.

The 3kW Solis single-phase grid-tied string inverter combines high conversion efficiency with a weatherproof enclosure for reliable year-round performance in UK solar installations.

Its integrated protection features and straightforward commissioning make it a practical and dependable choice for professional solar installers.