Exterior top is one-piece 22-gauge stainless steel withintegral 2.12” (5.4cm) square nosing on the front. Thebacksplash is full width and 4” (10cm) tall. Telescoping lidis constructed of 20-gauge stainless steel. Top of drawerunit has openings to accept 18 or 24 1/6 size plastic pans4” (10cm) deep. Top of door unit has openings to accept18 or 24 1/6 size plastic pans 4” or 6” (10cm or 15cm) deep.Adapter bars and 1/6 size pans are supplied by Delfield.Temperature in top openings maintains 33°F (1°C) to 41°F(5°C), with pans recessed 2.5” (6.4cm) at 86°F ambientroom temperature, meeting NSF 7 requirements. One 72”x 8” x .5” (183cm x 20.3cm x 1.3cm) polyethylene cuttingboard treated with antimicrobial agent is mounted on thetop at the front edge.Dual level pan brackets allow the pans to be loweredan additional inch in the unit without tools to provideadditional pan temperature holding performance.Exterior back and bottom are two-piece 24-gaugegalvanized steel. Exterior ends are stainless steel.Interior sides are thermoformed ABS plastic with shelfsupports. Base is fully insulated with high-densityfoamed in place environmentally friendly, Kyoto ProtocolCompliant, Non ODP (Ozone Depletion Potential), NonGWP (Global Warming Potential) polyurethane.Refrigeration system uses hFC-404A refrigerant.Compressor is 1/2 h.P., with condenser coil and hot gascondensate evaporator mounted on rear of the cabinet.Evaporator coils are located on the interior rear wall of thecabinet. Refrigerant flow is controlled by a capillary tube.Cabinet maintains an interior cabinet temperature of 36°Fto 40°F (2°C to 4°C).ACT control: ACT electronic, solid state control, mountedon the exterior rear of the cabinet, allows unit to maintainprecise temperatures in heavy duty conditions.SpecificationsST4472N Mega TopFront-Breathing Self-Contained Mega Top Refrigerated BasesElectrical connections are 115 volt, 60 hertz, singlephase. Unit has a 6’ (1.8m) long electrical cord and NEMA5-15P plug.Casters: Equipment is mounted on 5” (13cm) diameterplate casters with front two locking. Equipment clearanceabove the floor is 2.5” (6cm).Doors have a 24-gauge stainless steel exterior, withthermoformed ABS plastic interior liner. Cabinet has oneadjustable epoxy-coated wire shelf per door opening.Drawers have 24-gauge stainless steel exterior withthermoformed ABS plastic interior liner. Drawer framesare 12-gauge stainless steel. Drawer slides are 11-gaugestainless steel with Delrin bearings. Each top drawer holdsone 12” x 20” (30.5cm x 50.8cm) pan and three 1/9 sizepans 4”-6” (10.2cm-15.2cm) deep. Each bottom drawerholds one 12” x 20” (30.5cm x 50.8cm) pan and three 1/9size pans 4” (10.2cm) deep. Pans are supplied by others.980 S. Isabella Rd.Mt. Pleasant, Michigan 48858Phone: 800-733-8948 or 989-773-7981Fax: 800-669-0619www.delfield.comPrinted in the U.S.A.DSST4472N-M04/11