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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.
SPA-1XOC48-ATM price is is available on request. Get immediate quote.
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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.
It offers a single Small Form‐Factor Pluggable (SFP) OC-48c/STM-16 optical interface for standard ATM networks.
Yes, the module supports backward compatibility to OC-12 (622 Mbps) and OC-3 (155 Mbps) rates via Cisco IOS configuration.
To install, power down the router, insert the SPA into an SPA-enabled slot, secure the module, install the SFP transceiver and power up the system.
Typical use cases include high-capacity ATM WAN links, backhauling voice and video services and connecting to legacy carrier ATM networks.
Yes, it supports hardware-based ATM traffic shaping, cell-level policing and quality-of-service controls under Cisco IOS.
The adapter measures approximately 8.2 x 5.2 x 1.1 inches, consumes up to 20 Watts, and requires standard router chassis power.
Cisco offers a limited lifetime hardware warranty with 90 days of software updates and optional SMARTnet support for extended coverage.
Use Cisco IOS commands like show controllers atm and show interfaces atm to view real-time metrics, errors and utilization.
Yes, it requires Cisco IOS Release 12.3(4)T or later on supported platforms for full feature compatibility.
The SPA-1XOC48-ATM supports up to 4,000 permanent virtual circuits (PVCs) per port under ATM standards.
Latency is typically sub-microsecond for cell switching, ensuring minimal delay for time-sensitive applications.
Contact your authorized Cisco reseller or use Cisco’s online ordering portal with SKU SPA-1XOC48-ATM to obtain pricing and lead times.
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