PowerStar AE-9.5 Electric Tankless Under Sink Water Heater 9.5 kW output tankless electric water heater eliminates long waits for hot water at point-of-use Easy installation under bathroom or kitchen sink Mounts on wall in any direction and is space saving, ultra-compact, and lightweight 98% efficient with minimal stand-by loss Unit operates on 220-Volt at 84-Percent of capacity and on 208-Volt at 75-Percent of capacity Eliminates long waits for hot water Easy installation Mounts on wall in any direction 99-percent efficient This unit will operate on 220v at 84-percent of capacity and on 208v at 75-percent of capacity