Waring Commercial WCU550 55-Cup Commercial Heavy Duty Stainless Steel Coffee Urn Coffee urn featuring heavy-duty, commercial grade, brushed stainless steel finish and internal components Designed with dual heater system one to brew and one to keep coffee warm Includes removable sight glass so that you can see when you need to brew again Featured with power on and ready indicator lights Brews any amount from 25 to 55 cups in 30 minutes or less