SMC EX123U-SSL2 s-link (panasonic), 8 outputs MSRP: Now: $254.50 Was: serial transmission system s-link (panasonic), 8 outputs EX123U-SSL2
SMC EX123D-SSL2 0/18 io si unit, s link MSRP: Now: $254.50 Was: serial transmission system 0/18 io si unit, s link EX123D-SSL2
SMC EX123U-SSL1 s-link (panasonic), 16 outputs MSRP: Now: $288.85 Was: serial transmission system s-link (panasonic), 16 outputs EX123U-SSL1
