Heating Element, Volt 277 Volt, 50/60 Hz, 8000 Watts, Bare Wire Style, Insert Length 7.75 In, For Use With 6FCA4 Eemax Electric Tankless Water HeatersCompact water heaters require no venting, T&P valves, mixing valve, drain, or recirculating systems. Designed to maintain a 99% efficiency rating. Units only heat water when needed, helping to save water, conserve energy, and reduce energy costs. Lead free wetted surface construction. Areas with normally colder ambient water temperatures require larger kilowatt heaters for optimum performance. Heaters up to 12kW are for low flow point of use and booster applications. Heaters 12kW or higher can be used for multilavatory fixtures, showers, and commercial wash applications. 6FCA1 heats up to 180 F for sanitation cleaning purposes.UL and TUV Listed.