5.25(H) x 17(W) x 12(D),Holds 5, 6U x 160mm Cards, 6 Slot VME or VME64x Backplane, 1 x Device Mounting, 2 x 114 CFM Fans, 2 x 250W (N + 1): +5/40A; +12/5.5A;-12/1.5A; 3.3V/40A - Plug In
1.75(H) x 17(W) x 13.5(D),Holds 2, 6U x 160mm Cards, 2 Slot VME or VME64x Backplane,1 x 3.5 HDD, 1 x CD-ROM (slimline), 150W: +5V/15A; +12V/5A; -12V/1A
21"(H) x16.8"(W) x 298mm(D), Vertical front mount 6U x160mm cards, Rear I/O 6U x 80mm cards,18-slot VXS Dual Star backplane, 6U, 1 x 1300 W, fixed: 5V/40A; 12V/50A;12V/16,7A; -12V/16.7A; 3.3V/40A, 90-264 VAC input voltage