rad DXC-100 modules:
| Product | Description | Size | |
| D8E1T1 | 8 Port E1/T1 Interface Module | 849KB | |
| D8HS | 8 Channel High Speed Data Module | 686KB | |
| DE3 | E3 Multiplexer Module | 845KB | |
| DOC-3 | OC-3 Module | 971KB | |
| DROUTER | 32 Channel (2Mbps) Router Module | 702KB | |
| DSTM-1 | STM-1 Multiplexer Module | 963KB | |
| DT3 | T3 Multiplexer Module | 997KB |