| New WIC-1DSU-T1-V2 1-Port T1 DSU/CSU V2 WAN Inter Card | $80.00 |
| Cisco WIC-1DSU-T1 WAN Interface Card T1 DSU CSU WIC LAN | $14.95 |
| CISCO WIC-1DSU-T1 DSU/CSU T1 WAN Interface Card | $15.00 |
| New "Sealed" WIC-1DSU-T1 DSU/CSU 1-Port T1 WIC Card CN | $80.00 |
| Cisco T1 DSU/CSU WAN Interface Card (WIC-1DSU-T1-V2) | $100.00 |
| CISCO WIC-1DSU-T1 1 Port T1 CSU/DSU WAN Interface WIC | $30.00 |
| CISCO WIC-1DSU-T1 T1 DSU/CSU WAN INTERFACE CARD | $19.99 |
| CISCO WIC-1DSU-T1-V2 w/Hologram WIC1DSUT1 V2 CSU/DSU T1 | $135.00 |
| Cisco T1 DSU/CSU WAN Interface Card WIC-1DSU-T1 F4 | $10.50 |
| Cisco 1751 Router 1700 Series With T1 DSU/CSU Card | $39.99 |
| CISCO PA-MC-4T1 4 Port Multichannel T1 w/ CSU/DSU | $200.00 |
| CISCO 2600 SERIES 2611XM ROUTER W/ CARD T1 DSU/CSU | $91.00 |
| CISCO WIC-1DSU-T1-V2 1-Port T1/Fractional T1 DSU/CSU | $225.00 |
| CISCO 3640 w/ NM-2E2W, 2x T1 CSU/DSU 128D/32F 12.4 IOS | $300.00 |
| CISCO 3640 w/ NM-2FE2W, 2x T1 CSU/DSU 128D/32F 12.4 IOS | $400.00 |
| Cisco 2621 Router with wic-1dsu-t1 T1 DSU/CSU 2600 | $79.99 |
| CISCO WIC-1DSU-T1 1-Port T1/Fractional T1 DSU/CSU | $85.00 |
| Cisco 1760 Router w/ T1 CSU/DSU Card | $109.99 |
| Astrocom T-Series T-1100-530E DSU CSU Modem T1 | $8.00 |
| DataSMART 656 T1/FT1 Single-port DSU/CSU 30Day Warranty | $9.99 |
| VISUAL NETWORKS T1 CSU/DSU 807-0109 | $9.99 |
| Digital Link 100-01900 Rev.G Prelude Encore T1 DSU/CSU | $29.99 |
| Lot of 2 Digital Link Prelude Encore T1 DSU/CSU | $15.95 |
| ADC Kentrox T-Serv II T1 Channel CSU/DSU Working | $29.99 |
| CISCO 2600 SERIES 2611 ROUTER + T1 CSU DSU MODULE NR | $5.50 |