This is a curved drop-in cold food well that is mechanically cooled. It has a 5-pan size and a thermostat for temperature control. It also includes a stainless steel holding clip and louver, as well as a push in perimeter gasket. The well has a 1" drain and uses R404A refrigerant. It has a 1/4 HP motor and is cUL, UL, and NSF certified.