Compact, rugged, and economical units ideal for educational laboratories with multiple usersFeatures:Maximum glass plate size 18 x 16 cmRugged injection molded construction is durable and assembles easilyRun two gels with the addition of a divider plateBuilt-in casting stand seals leak freeChoose from a wide variety of accessoriesPlates, clamps, spacers, and combs are interchangeable with the SE600 SeriesComplete Unit Includes:Buffer Chamber/Casting Stand on Leveling Base with High Voltage Leads; Safety Lid with Electrodes; Glass Plates, 18 x 16 cm, 2 pcs; Comb, 15-well, 1.5 mm thick; Spacers, 1.5 mm thick, 2 cm wide, 2 pcs;Basic Unit Includes:The same as complete unit (SE400-15-1.5) without the combs and spacers.Specifications:Glass Plate Size (W x H) 18 x 16 cmSpacers 0.75 mm, 1.0 mm, 1.5 mmMaximum Power Settings 500 V, 60 mA, 20 WMaximum Temperature 45°CIndoor Use 4 to 40°CHumidity Up to 80%Unit Dimensions (W x H x D) 24 x 28 x 15 cm