GPS691**S GPS691**S (GPS691--S) 120/240 Vdc power supply, For V2000 Main Rack, w/UPS Inter $600.00 | EX10-MDO32 EX10-MDO32 Transistor Output Card, 32 Pts, 5-24Vdc, Current Sinking for Toshiba $349.00 | TBU104--S TBU104--S 4 Slot Expansion Card Holder for T1-16S, Holds 4 T1-40 I/O Expansion C $44.00 |