The Brother DR-3400 is an original drum unit for Brother HL printers. Compatible with models HL-L5000D, HL-L5100DN, HL-L5100DNT, HL-L5200DW, HL-L5200DWT, HL-L6250DN, HL-L6300DW, and HL-L6300DWT. Dimensions: 361 mm wide, 131 mm deep, and 228 mm high. Weight: 670 grams. Packed in boxes of 1 unit, pallets contain 27 boxes with a gross height of 14.6 cm and a gross weight of 309.6 kg.