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Samuel Reed
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Simple dual Gigabit expansion with no issues.
SPA-2X1GE-V2
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2PORT GIGABIT ETHERNET SHARED PORT ADAPTER
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Name:
SPA-2X1GE-V2
- Description:
- 2PORT GIGABIT ETHERNET SHARED PORT ADAPTER
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 882658586002
- Condition:
- Warranty:
- 3
- List Price:
$14,964.00
- Price:
$3,317.0077.8% off
Quantity:
1
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SPA-2X1GE-V2 Overview
SPA-2X1GE-V2 is a high-performance Ethernet module designed to deliver reliable 1Gbps connectivity through an industry-standard RJ-45 connector. Specifically engineered for modern networking needs, this PCIe-based card supports TCP/IP protocols and is ideal for integration into routers, switches, and servers to ensure seamless data transmission in various high-demand environments.
Optimized for data center expansions and server network upgrades, SPA-2X1GE-V2 provides an effective solution for connecting to high-speed networks. Its robust design and compatibility with major vendors such as Cisco, Juniper, Arista, Dell, and HP make it an excellent choice for businesses seeking to improve network performance and reliability.
SPA-2X1GE-V2 price is $3,317.00, a 77.8% saving from the Cisco list price of $14,964.00. SPA-2X1GE-V2 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for SPA-2X1GE-V2 for additional pricing. Browse the full Cisco 7600 Modules series or explore all Cisco products.
SPA-2X1GE-V2 Specifications
- Product Type
- Network Module / Network Card
- Module Type
- Ethernet Module
- Data Rate
- 1Gbps
- Connector Type
- RJ-45
- Supported Protocols
- TCP/IP
- Form Factor
- PCIe
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco / Juniper / Arista / Dell / HP
- Max Speed
- 1Gbps
- Supported Features
- Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS
- Power Consumption
- N/A
- Interface Ports
- Ethernet
- Expansion Slots
- N/A
- Product Name
- SPA-2X1GE-V2
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
SPA-2X1GE-V2 Use Case
Virtualized Data Center Network Acceleration
In a large-scale VMware or KVM environment, IT teams deploy the SPA-2X1GE-V2-2PORT adapter in Cisco ISR or ASR routers to terminate high-density virtual server uplinks. By consolidating two 1 Gigabit Ethernet links on a single slot adapter, organizations achieve up to 40% lower cabling complexity, sub-millisecond latency for east-west traffic, and seamless VM migration. Benefit: Maximized throughput and simplified port management for mission-critical applications in virtualized data centers.
Branch-Office WAN Resilience and Bandwidth Optimization
A multi-site enterprise leverages the SPA-2X1GE-V2-2PORT adapter to aggregate two independent WAN circuits—MPLS and broadband—in its remote office routers. With dynamic load-balancing and automatic failover, the branch maintains 99.99% uptime, optimizes throughput across both links, and reduces per-site connectivity costs by up to 30%. Benefit: Enhanced business continuity and ROI through resilient, high-performance WAN connectivity.
Service-Provider Mobile Backhaul Aggregation
Telecom carriers integrate the SPA-2X1GE-V2-2PORT adapter into edge routers to aggregate 4G/5G cell-site traffic onto dual Gigabit Ethernet trunks. The shared-port design supports scalable bandwidth growth and quick port reprogramming for new service rollouts. Benefit: Simplified network scaling, reduced rack space, and accelerated time-to-market for high-capacity mobile backhaul services.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| SPA-2X1GE-V2 |  WS-X6748-SFP |  SPA-1X10GE-L-V2 | |
|---|---|---|---|
| Product Type | Network Module / Network Card | Network Module / Network Card | Network Module / Network Card |
| Module Type | Ethernet Module | SFP | Ethernet |
| Data Rate | 1Gbps | 1Gbps | 10G |
| Connector Type | RJ-45 | SFP | SFP+ |
| Supported Protocols | TCP/IP | TCP/IP, Ethernet | TCP/IP |
| Form Factor | PCIe | Modular | Modular |
| Operating Temperature | 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 |
| Input Voltage | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco / Juniper / Arista / Dell / HP | Cisco | Routers, Switches, Servers |
| Max Speed | 1Gbps | 1Gbps | 10Gbps |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation, Jumbo Frames, QoS |
| Power Consumption | N/A | 15W | 5W |
| Interface Ports | Ethernet | SFP | Ethernet |
| Expansion Slots | N/A | N/A | N/A |
| Product Name | SPA-2X1GE-V2 | WS-X6748-SFP | SPA-1X10GE-L-V2 |
| Height | N/A | 1.75 inches | N/A |
| Width | N/A | 17 inches | N/A |
| Depth | N/A | 18 inches | N/A |
| Weight | N/A | 5 lbs | N/A |
Reviews & Ratings
H
Hira Javed
5
Reliable connectivity.
A
Andrei Popescu
5
Good Cisco quality.
D
Dawn Mitchell
5
Worked as expected.
F
Fahad Ali
4
Met requirements.
Questions & Answers
What is the Cisco SPA-2X1GE-V2 2-Port Gigabit Ethernet Shared Port Adapter?
The Cisco SPA-2X1GE-V2 is a high-performance network module that adds two independent Gigabit Ethernet ports to compatible Cisco Integrated Services Routers, enabling scalable Layer 2 and Layer 3 connectivity.
Which Cisco routers support the SPA-2X1GE-V2?
The SPA-2X1GE-V2 is supported on Cisco ISR 1900, 2900, 3900 and 4000 Series routers with a Shared Port Adapter slot and running Cisco IOS XE Release 3.7.x or later.
What is the maximum throughput of the SPA-2X1GE-V2?
Each port on the SPA-2X1GE-V2 delivers up to 1 Gbps full-duplex, providing a combined throughput of up to 2 Gbps for routing and switching workloads.
Does the SPA-2X1GE-V2 support link aggregation?
Yes. The SPA-2X1GE-V2 supports IEEE 802.3ad Link Aggregation Control Protocol (LACP) to combine both ports into a single logical interface for increased bandwidth and redundancy.
Does the SPA-2X1GE-V2 support VLAN tagging (802.1Q)?
Yes. The SPA-2X1GE-V2 provides full IEEE 802.1Q VLAN tagging support, enabling up to 4,094 VLANs for traffic segmentation.
Can the SPA-2X1GE-V2 handle jumbo frames?
Yes. The SPA-2X1GE-V2 supports jumbo frames up to 9,216 bytes per packet, optimizing throughput for large data transfers and storage traffic.
Is the SPA-2X1GE-V2 compatible with IPv6?
Absolutely. The SPA-2X1GE-V2 fully supports IPv6 including unicast, multicast and neighbor discovery when used with Cisco IOS XE software that includes IPv6 feature sets.
What cable types are supported by the SPA-2X1GE-V2 ports?
The RJ-45 ports on the SPA-2X1GE-V2 support Cat5e, Cat6 and Cat6a Ethernet cables for 100 Mbps and 1 Gbps links, ensuring backward compatibility.
How do I install the SPA-2X1GE-V2 in my router?
Power down the router, insert the SPA-2X1GE-V2 into an available Shared Port Adapter slot, secure it with the captive screws, power on the router and verify module status with the IOS command “show platform hardware slot all.”
Which software versions are required for the SPA-2X1GE-V2?
The SPA-2X1GE-V2 requires Cisco IOS XE Release 3.7.x or later on supported ISR platforms; no additional drivers or software downloads are needed.
Does the SPA-2X1GE-V2 require an additional license?
No. The SPA-2X1GE-V2 does not require a separate license; its features are automatically enabled within Cisco IOS XE when the module is installed.
What is the power consumption of the SPA-2X1GE-V2?
The SPA-2X1GE-V2 consumes approximately 4.5 W under typical load and draws power directly from the router’s internal power supply.
Does the SPA-2X1GE-V2 support hardware offloading?
Yes. The SPA-2X1GE-V2 provides hardware checksum offload for TCP/UDP and IPv4/IPv6, plus segmentation offload to reduce CPU utilization and improve throughput.
What environmental conditions does the SPA-2X1GE-V2 require?
The SPA-2X1GE-V2 operates in temperatures from 0 °C to 45 °C (32 °F to 113 °F) and relative humidity of 10%–85% non-condensing.
How do I troubleshoot connectivity issues on the SPA-2X1GE-V2?
Use IOS diagnostic commands such as “show interfaces gigabitEthernet slot/port status,” inspect module LED indicators, verify cable integrity and review system logs for errors.
What warranty and support options are available for the SPA-2X1GE-V2?
The SPA-2X1GE-V2 includes a limited lifetime hardware warranty and 90-day software bug-fix support; extended support and SMARTnet contracts are available from Cisco.
How can I order the SPA-2X1GE-V2?
Order the SPA-2X1GE-V2 through any authorized Cisco partner or distributor using SKU SPA-2X1GE-V2; contact your reseller for pricing and availability.