5-slot backplane with one PCIe x16 slot and three PCIe x1 slots

Hardware Spec.

I/O Interface
I/O Interface 4 x Internal USB 2.0
Expansion 1 x PCIe x16
3 x PCIe x1
Power Supply 24+4 pin ATX

Ordering Information

RACK-500GW-R21 5U Height 5 Slots Full-size Chassis,White,W/O PSU,RoHS
RACK-500GB-R21 5U Height 5 Slots Full size Chassis,Black,W/O PSU,RoHS
PE-5S2-R40 PICMG 1.3 ,5 Slots Backplane with 1PCIe x16 and 3PCIe x1 Slots,RoHS