GBU668**S GBU668**S (GBU668--S) Base Rack for S2E,8 I/O Slots/ Expansion Rack for S2T/S2, $320.00 | GCS6R3*CS GCS6R3*CS (GCS6R3-CS) Expansion Cable, 0.3 m length. $130.00 | OIS42U_PLUS $545.00 |
GBU648E*S GBU648E*S (GBU648E-S) Base Rack for S2T/S2, 8 Slots (Up to 5 station bus slots). $640.00 |