| PA-2E3 | CISCO | Two-port clear-channel E3 port adapter | 2 | USED | Instant Quote | |
| PA-2E3 | CISCO | Two-port clear-channel E3 port adapter | 1 | USED | Instant Quote | |
| PA-2E3 | CISCO | Two-port clear-channel E3 port adapter | 1 | USED | Instant Quote | |
| PA-2E3 | CISCO | Two-port clear-channel E3 port adapter | 1 | USED | Instant Quote | |
| PA-2E3 | CISCO | Two-port clear-channel E3 port adapter 800-02578-0 | 1 | USED | Instant Quote | |
| PA-2E3 | CISCO | Two-port clear-channel E3 port adapter 800-02578-0 | 1 | USED | Instant Quote | |
| PA-2E3 | CISCO | Two-port clear-channel E3 port adapter 800-02578-0 | 1 | USED | Instant Quote | |
| PA-2E3 | CISCO | Two-port clear-channel E3 port adapter 800-02578-0 | 1 | USED | Instant Quote | |
| PA-2E3 | CISCO | Two-port clear-channel E3 port adapter 800-02578-0 | 1 | USED | Instant Quote | |
| PA-2E3 | CISCO | Two-port clear-channel E3 port adapter 800-02578-0 | 1 | USED | Instant Quote | |
| PA-A3-E3 | CISCO | Enhanced ATM Port Adapter | 1 | USED | Instant Quote | |
| PA-A3-E3 | CISCO | 1-Port ATM Enhanced E3 Port Adapter 800-02602-07 | 1 | USED | Instant Quote | |
| PA-A6-E3 | CISCO | 1 Port Enh ATM E3 Port Adapter 800-21768-03 | 1 | USED | Instant Quote | |
| PA-A6-E3 | CISCO | 1 Port Enh ATM E3 Port Adapter 800-21768-03 | 1 | USED | Instant Quote | |
| PA-A6-E3 | CISCO | 1 Port Enh ATM E3 Port Adapter 800-21768-03 | 1 | USED | Instant Quote | |
| PA-A6-E3 | CISCO | 1 Port Enh ATM E3 Port Adapter 800-21768-03 | 1 | USED | Instant Quote | |
| PA-E3 | CISCO | One-port Clear-Channel E3 Port Adapter 800-02888-0 | 1 | USED | Instant Quote | |
| PA-E3 | CISCO | One-port Clear-Channel E3 Port Adapter 800-02888-0 | 1 | USED | Instant Quote | |
| PA-E3 | CISCO | One-port Clear-Channel E3 Port Adapter 800-02888-0 | 2 | USED | Instant Quote | |
| PA-E3 | CISCO | One-port Clear-Channel E3 Port Adapter 800-02888-0 | 1 | USED | Instant Quote | |
| PA-MC-E3 | CISCO | Multi-Channel E3 Port Adapter | 8 | USED | Instant Quote | |
| PA-MC-E3 | CISCO | 1-port, multi-channel E3 port adapter 800-02757-04 | 1 | USED | Instant Quote | |
| PA-T3/E3-EC | CISCO | 1 Port Clear Channel T3/E3 Enhanced Capability mod | 1 | USED | Instant Quote | |
| PA-T3/E3-EC | CISCO | 1 Port Clear Channel T3/E3 Enhanced Capability mod | 1 | USED | Instant Quote | |
| SPA-2XT3/E3 | CISCO | 7304 Series Router Port Adapter Carrier Card 800-2 | 1 | USED | Instant Quote | |
| SPA-2XT3/E3 | CISCO | 7304 Series Router Port Adapter Carrier Card 800-2 | 1 | USED | Instant Quote | |
| SPA-2XT3/E3 | CISCO | 2-Port Clear Channel T3/E3 Shared Port Adapter 80 | 1 | USED | Instant Quote | |
| SPA-2XT3/E3 | CISCO | 2-Port Clear Channel T3/E3 Shared Port Adapter 80 | 1 | USED | Instant Quote | |
| SPA-2XT3/E3 | CISCO | 2-Port Clear Channel T3/E3 Shared Port Adapter 800 | 1 | USED | Instant Quote | |
| SPA-2XT3/E3 | CISCO | 2-Port Clear Channel T3/E3 Shared Port Adapter 80 | 1 | USED | Instant Quote | |
