Home Battery System GuideLG Energy Solution makes the RESU Prime residential batteries. The RESU16H Prime targets whole home backup and solar self consumption. It is a compact, high capacity DC coupled unit.
Capacity and Power Output
LG lists 16 kWh of both total and usable capacity for the RESU16H Prime. The full usable figure reflects a high depth of discharge.
The RESU16H Prime delivers 7 kW of continuous power. LG lists an 11 kW peak power rating for short duration loads.
The battery uses lithium-ion chemistry inside a fully integrated cabinet. It is designed as a compact single unit rather than a stack of modules.
Efficiency and Warranty
EnergySage lists a roundtrip efficiency of 90% for the RESU16H Prime. Roundtrip efficiency measures the energy returned versus energy stored.
LG backs the RESU16H Prime with a 10 year warranty. The term is listed on the EnergySage product specification page.