Flush Mount Heated Shelf, drop-in, 50"W, for use with countertops up to 2" thick, dual warming zones, (9) heat settings, digital thermostatic control, black aluminum hardcoat finish, 631 watts, 120v/60/1-ph, 5.3 amps, power & control cord, NEMA 5-15P, cULus, NSF (Refer to vollrathfoodservice.com for full warranty policy)