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| PCI-1601A-AE 9º0000006085 | CIRCUIT BOARD, 2-port RS-422/485 PCI COMM Card | |
| PCI-1601B-AE 9º0000007486 | CIRCUIT BOARD, 2-port RS-422/485 PCI COMM Card w/Surge | |
| PCI-1602A-AE 9º0000005720 | CIRCUIT BOARD, 2-port RS-422/485 PCI COMM Card w/Isolation | |
| PCI-1602B-AE 9º0000006492 | CIRCUIT BOARD, 2-port RS-422/485 PCI COMM Card w/S&I | |
| PCI-1602UP-A2E 9º0000008645 | CIRCUIT BOARD, 2-port RS-422/485 LP UNI PCI COMM Card w/S&I | |
| PCI-1603-BE 9º0000014458 | CIRCUIT BOARD, 2-port RS-232 PCI Comm. Card | |
| PCI-1610A/9-AE 9º0000008617 | CIRCUIT BOARD, 4-port RS-232 PCI COMM card w/DB9 | |
| PCI-1610AUP-AE 9º0000013557 | CIRCUIT BOARD, 4-port RS-232 LP UNI PCI COMM card w/DB9 | |
| PCI-1610B-AE 9º0000009680 | CIRCUIT BOARD, 4-port RS-232 PCI COMM card w/S&DB25 | |
| PCI-1610CU/9-AE 9º0000006309 | CIRCUIT BOARD, 4-port RS-232 UNI PCI COMM card w/S&I&DB9 | |