Two Connected Evolution™ Boilerless, Convection Steamers featuring Steam Vector Technology, electric, holds (3) 12" x 20" x 2-1/2" deep pans each compartment, Digital Controls, water & drain connection needs plumbed, warranty NOT voided by water quality, NO water filtration required, 11 kw, (2) 240v/60/3-ph (dual voltage unit, 8kW 208/60/3), (2) 5' cords & NEMA L15-30P, cULus, Made in USA, UL EPH Classified, ENERGY STAR® (Includes stand in configuration of choice)