Double Stack 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, 12kw, (2) 440v/60/3-ph, (2) 5' cords & NEMA L16-20P, cULus, UL EPH Classified, Made in USA, ENERGY STAR® (Includes stand in configuration of choice)