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PA-4E1G/120
Model:Cisco 7200 Series 4-Port E1 G.703 Serial Port Adapter...
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PA-4E1G/120 is a high-performance Ethernet module designed to deliver reliable 1Gbps network connectivity via standard RJ-45 connectors. It is engineered specifically for integration with routers, switches, and servers in high-demand networking environments and supports the TCP/IP protocol suite to ensure seamless data communication.
Built for modern data centers and enterprise networks, this PCIe-form factor network card facilitates rapid installation and immediate network expansion. Its design emphasizes essential features such as auto-negotiation, Wake-on-LAN, Jumbo Frames, and QoS support, making it ideally suited for upgrading server network interfaces and connecting to high-speed networks.
PA-4E1G/120 price is $34.00, a 99.4% saving from the Cisco list price of $5,400.00. PA-4E1G/120 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for PA-4E1G/120 for additional pricing. Browse the full Cisco 7200 Modules series or explore all Cisco products.
In a multinational enterprise, IT teams deploy the PA-4E1G/120 adapter in Cisco 7200 Series routers to terminate up to four balanced 120Ω E1 G.703 links from regional carriers. This configuration aggregates 8 Mbps of dedicated bandwidth per router, simplifies cabling and circuit management, and delivers carrier-grade failover. The outcome is consistent, secure WAN performance and 99.99% uptime across distributed office locations.
A service provider integrates legacy TDM voice trunks into its next-generation IP network by installing PA-4E1G/120 in Cisco 7200 gateways. Each adapter handles four G.703/E1 120 Ω circuits, enabling seamless migration of up to 240 simultaneous voice channels. Benefits include reduced capital expenditure on proprietary gateways, accelerated roll-out of VoIP services, and preservation of existing E1 infrastructure with end-to-end QoS assurance.
A utility operator connects remote substations and PLC clusters to its central SCADA server via dedicated E1 G.703 links using the PA-4E1G/120 module in Cisco 7200 routers. The balanced 120 Ω ports ensure noise-immune transmission over long copper runs, while built-in adaptive clock recovery minimizes jitter. The result is deterministic telemetry, real-time control, and compliance with critical infrastructure reliability standards.
To get the detailed certification, please go to the Compliance Center.
 PA-4E1G/120 |  PA-MC-E3 |  C7200-I/O-GE+E |  PA-4T+ |  PA-MC-2T1 | |
|---|---|---|---|---|---|
| Product Type | Network Module / Network Card | Network Card | Network Module / Network Card | Network Module | WAN Module |
| Module Type | Ethernet | Ethernet | Ethernet | Ethernet Module | T1 WAN Module |
| Data Rate | 1Gbps | 10G | 1G | 10G | 1.544Mbps per channel |
| Connector Type | RJ-45 | SFP+ | RJ-45 | SFP+ | RJ-45 |
| Supported Protocols | TCP/IP | TCP/IP | TCP/IP | TCP/IP | TCP/IP |
| Form Factor | PCIe | PCIe | Modular | PCIe | Modular |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V / 5V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco / Juniper / Arista / Dell / HP | Cisco, Juniper, Arista, Dell, HP | Cisco 7200 Series Routers | Cisco / Juniper / Arista / Dell / HP | Cisco / Juniper / Arista / Dell / HP |
| Max Speed | 1Gbps | 10Gbps | 1Gbps | 10Gbps | 1.544Mbps per channel |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation, Jumbo Frames | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | N/A |
| Power Consumption | 3.5W | 12W | N/A | 12W | 5W |
| Interface Ports | Ethernet | SFP+ | Ethernet | SFP+ | RJ-45 |
| Expansion Slots | N/A | PCIe | NIM | N/A | NIM |
| Product Name | PA-4E1G/120 | PA-MC-E3 High-Performance Ethernet Module | C7200-I/O-GE+E | PA-4T+ Network Module | PA-MC-2T1 |
| Height | N/A | 1.73 inches | N/A | N/A | N/A |
| Width | N/A | 4.19 inches | N/A | N/A | N/A |
| Depth | N/A | 0.75 inches | N/A | N/A | N/A |
| Weight | N/A | 0.5 lbs | N/A | N/A | N/A |
The PA-4E1G/120 module is essential for our network. It supports four E1 G.703 serial connections, delivering reliable data transfer and improving our system's overall efficiency.
This module provides excellent performance. The PA-4E1G/120 handles high-speed E1 G.703 connections efficiently, ensuring stable communication across our network.
The PA-4E1G/120 is perfect for scaling our network. It offers four E1 G.703 connections, providing reliable performance and stable connectivity.
We've been using the PA-4E1G/120 module for months. It provides stable, high-speed connections, ensuring smooth data transfer and communication.
The PA-4E1G/120 module integrates seamlessly into our setup. It delivers stable, reliable E1 G.703 connections and improves our network performance.
The PA-4E1G/120 is a Cisco 7200 Series expansion module providing four balanced 120 Ω G.703 E1 ports at 2.048 Mbps per channel for voice and data services.
The PA-4E1G/120 is compatible with all Cisco 7200 Series routers featuring the AIM/EISA bus and appropriate IOS software.
The adapter supports ITU-T G.703 framing and coding at 2.048 Mbps per port with balanced 120 Ω impedance.
Use shielded twisted-pair cable with 120 Ω impedance and RJ48C connectors for each E1 port on the PA-4E1G/120.