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SPA-1XOC48-ATM
Cisco 1-port OC-48c/STM-16 ATM Shared Port Adapter
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SPA-1XOC48-ATM is a high-performance WAN module engineered for asynchronous transfer mode (ATM) applications. It is designed to deliver OC-48-level data rates of approximately 2.488 Gbps via optical connectivity using an LC connector, ensuring reliable, high-speed communications in critical network environments such as routers, switches, and servers.
SPA-1XOC48-ATM features a robust PCIe form factor that facilitates easy installation in data center and enterprise systems. Built to support both TCP/IP and ATM protocols, this module is ideal for expanding network capacity and upgrading server interfaces, while delivering essential features like ATM switching and hot-swap capability to ensure optimal uptime and performance.
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A tier-1 ISP integrates the SPA-1XOC48-ATM Cisco 1-port OC-48c/STM-16 ATM Shared Port Adapter into its Cisco 7600 router to aggregate multiple OC-12 links into a single OC-48c circuit. This high-density solution delivers 2.5 Gbps of deterministic throughput, reduces port sprawl, ensures sub-millisecond latency, and achieves 99.999% network availability under peak demand.
A global financial institution deploys the SPA-1XOC48-ATM adapter to link its trading engines to an ATM-based WAN at 2.5 Gbps, guaranteeing end-to-end low-latency transport. By providing microsecond-level jitter control, carrier-grade QoS and built-in redundancy, this setup secures uninterrupted trade execution and real-time market data distribution.
A multinational enterprise uses the SPA-1XOC48-ATM Cisco 1-port OC-48c/STM-16 ATM Shared Port Adapter to establish a dedicated OC-48c link between its primary data center and remote disaster recovery site. This architecture delivers synchronized backups at 2.5 Gbps, enforces strict QoS for mission-critical applications, and automates failover to maintain continuous business operations.
To get the detailed certification, please go to the Compliance Center.
 SPA-1XOC48-ATM |  WS-C6513-E-FAN |  SPA-5X1GE |  SPA-4XOC3-ATM |  SPA-1XOC48POS/RPR | |
|---|---|---|---|---|---|
| Product Type | Network Module | Cooling Fan Module | Network Module / Network Card | Network Module / Network Card | Network Module |
| Module Type | WAN Module | Fan Module | Ethernet | ATM / WAN Module | OC-48 Packet Over SONET Module |
| Data Rate | OC-48 (2.488 Gbps) | N/A | 1G | 155Mbps | OC-48 |
| Connector Type | LC | N/A | RJ-45 | LC (Fiber-Optic) | LC Fiber Connector |
| Supported Protocols | TCP/IP, ATM | N/A | TCP/IP | ATM / TCP/IP | TCP/IP, SONET, POS |
| Form Factor | PCIe | Modular | PCIe | PCIe | Modular Card |
| 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 | N/A | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco / Juniper / Arista / Dell / HP | Cisco Catalyst 6500 Series | Cisco / Juniper / Arista / Dell / HP | Cisco / Juniper / Arista | Routers, Switches, Servers |
| Max Speed | OC-48 (2.488 Gbps) | N/A | 1Gbps | OC-3 (155Mbps) | OC-48 |
| Supported Features | ATM Switching, Hot-Swap Capability | Hot-swappable, high reliability | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | ATM switching / QoS / Hot-swappable | Rapid Ring Protection, High Availability |
| Power Consumption | 10W | N/A | 5W | 5W | 15W |
| Interface Ports | Optical | N/A | Ethernet | Fiber-Optic | Optical |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Product Name | SPA-1XOC48-ATM | WS-C6513-E-FAN | SPA-5X1GE | SPA-4XOC3-ATM | SPA-1XOC48POS/RPR |
| Height | 0.5 inches | N/A | N/A | N/A | N/A |
| Width | 3.4 inches | N/A | N/A | N/A | N/A |
| Depth | 5.5 inches | N/A | N/A | N/A | N/A |
| Weight | 1.2 lbs | N/A | N/A | N/A | N/A |
The SPA-1XOC48-ATM module offers excellent performance. It supports high-speed ATM connectivity and ensures stable data transfer across our network.
We rely on the SPA-1XOC48-ATM for high-speed ATM connections. It delivers stable performance and integrates easily into our existing network.
The SPA-1XOC48-ATM module has been reliable and fast. It provides seamless ATM connectivity, ensuring smooth data transfer and efficient communication.
The SPA-1XOC48-ATM performs flawlessly. It provides high-speed ATM connections and ensures reliable performance even under heavy data load.
The SPA-1XOC48-ATM is efficient and reliable. It provides excellent performance for high-speed ATM connectivity and handles heavy traffic effortlessly.
The SPA-1XOC48-ATM is a Cisco shared port adapter that delivers a single OC-48c/STM-16 ATM interface for high-speed WAN connectivity in Cisco router chassis.
Key features include a 2.488 Gbps ATM interface, integrated traffic shaping, QoS support, hardware-based cell forwarding and compatibility with Cisco IOS Software.
This SPA is supported on Cisco 7200, 7301, 7500 and 7600 series routers equipped with an SPA-enabled supervisor engine.
The adapter provides a full OC-48c/STM-16 data rate of up to 2.488 Gbps for both ingress and egress traffic.