Undercounter Refrigerated Base, 43"W, stainless steel front & end panels, stainless steel top, aluminum interior, (1) full & (1) half height field rehingeable doors, knob-type electronic controller, unit comes standard with expansion valve, (8) 1-3/8" diameter plate casters mounted on heavy-duty support plates (easily field installed), 1/4 hp, front breathing, side-mounted refrigeration, R290 Hydrocarbon Refrigerant, cETLus, NSF