Standard Features Bunn TU3: -Brews 16.3 gallons per hour from real tea leaves -Brews directly into any style portable server -Height is easily increased or decreased by adding or removing trunk extensions -Meet your volume needs; brew 3 gallons of iced tea at a time -SplashGard® funnel deflects hot liquids away from the hand -Cord and plug -NSF, UL Bunn TD4T: -Stainless steel finish -Side carry handles -Brew-through smoke lid -Lift dispense faucet -Tall style to dispense into tall containers -Sight gauge shows tea in dispenser -NSF Specifications Bunn TU3: Brewing Capacity: 16.3 gal/hr. Volts: 120. Hertz: 60. Single Phase. Amps: 14.8. Watts: 1775. Dimensions: 9 1/2"W x 20"D x 35"H. Weight: 42 lbs. Bunn TD4T: Capacity: 4 gal. Dimensions*: 12 1/4"W x 16"D x 22"H. *Dimensions include side handles.