| RS-232 | SPCtelco | BREAK~OUT~BOX POCKET SIZE QUICK TEST WITH 24 SWITC | 1 | USED | Instant Quote | |
| RS-232 MON/TEST | TELENEX | 5305374-001-02 CARD | 4 | USED | Instant Quote | |
| RS-232-C/D DTE | TELENEX | 5305367-001-01 CARD | 1 | USED | Instant Quote | |
| RS-232-C/D DTE | TELENEX | 5304372-001-02 CARD | 13 | USED | Instant Quote | |
| RS-232-C/D DCE | TELENEX | 5305366-001-00 PLUG IN CARD FOR TELENEX 2000 | 9 | USED | Instant Quote | |
| RS-232-C/D DCE | TELENEX | 5305366-001-00 PLUG IN CARD FOR TELENEX 2000 | 1 | USED | Instant Quote | |
| RS-232-C/D DCE | TELENEX | 5305366-001-00 CARD | 1 | USED | Instant Quote | |
| RS-232-C/D DCE | TELENEX | 5305366-001-00 CARD | 2 | USED | Instant Quote | |
| RS-232-C/D DTE | TELENEX | 5305367-001-01 CARD | 1 | USED | Instant Quote | |
| RS-232-C/D DTE | TELENEX | 5305367-001-01 CARD | 12 | USED | Instant Quote | |
| RS-232-C/D DTE | TELENEX | 1005367-001 CARD | 16 | USED | Instant Quote | |
| RS232 | N/A | HIGH QUALITY SERIAL CABLE, 10 FT. (3M) DB-25 TO DB | 1 | NEW | Instant Quote | |
| RS23276 | INTERNATIONAL DATA SCIENCES INC | ERROR RATE TESTER WITH 2 RS323 | 1 | USED | Instant Quote | |
| RS232C | NA | CIRCUIT BOARD CNPQACGAXX | 1 | | Instant Quote | |
| TELENEX RS-232-C/D DCE | TELENEX | 5305366-001-00 CARD | 6 | USED | Instant Quote | |
| TELENEX RS-232-C/D DCE | TELENEX | 5305366-001-00 PLUG IN CARD FOR TELENEX 2000 | 7 | USED | Instant Quote | |
| TELENEX RS-232-C/D DTE | TELENEX | 5305366-001-00 PLUG IN CARD FOR TELENEX 2000 | 2 | USED | Instant Quote | |
| TELENEX RS-232C/D DTE | TELENEX | 5305367-001-01 CARD | 10 | USED | Instant Quote | |
| TELENEX RS-232C/D DTE | TELENEX | 5305367-001-01 CARD | 4 | USED | Instant Quote | |
| TELENEX RS-232C/D DTE | TELENEX | 5305367-001-01 CARD | 16 | USED | Instant Quote | |
