The PCA-6120P18-0A2E is a 20-slot single segment ISA/ PCI/ PICMG passive backplane with 1 ISA, 17 PCI, and 1 PICMG/PCI, 1 PICMG slots. This backplane is designed to work with Advantech's SPC-530, IPC-623 along with IPC-622, ACP-7000 and ACP-5260 chassis.