'CISCO SWITCHES, ROUTERS, AND LINE CARDS SUPPORTING SFP+ 10G SLOTS'}
Cisco SFP-10G-LR-X Refurbished Optics WhaleyComm
Cisco

Cisco SFP-10G-LR-X 10GBASE-LR SFP+ 1310nm 10km SMF Transceiver Module – Refurbished

MPN: SFP-10G-LR-X
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$35.00
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Tested

Every WhaleyComm unit is professionally tested, reset to factory defaults, and certified by our in-house engineers — the same standard trusted by 5,000+ organisations across 25 years. Not a refurb marketplace. A certified lifecycle partner.

Tested to factory specification. Backed by 25 years of enterprise trust.

The Cisco SFP-10G-LR-X is a high-performance 10GBASE-LR SFP+ optical transceiver module designed for long-reach single-mode fiber (SMF) deployments. Operating at a wavelength of 1310nm with a reach of up to 10km, this transceiver delivers reliable, low-latency 10 Gigabit Ethernet connectivity for enterprise data centers, campus backbones, and service provider networks.


This unit is offered in Refurbished condition — fully tested, inspected, and restored to factory specifications by WhaleyComm's certified technical team. Every component is verified for signal integrity, optical power levels, and full Cisco compatibility before it ships. You get enterprise-grade performance at a fraction of the new cost.


Product Details



  • Manufacturer Part Number (MPN): SFP-10G-LR-X

  • Vendor / Brand: Cisco

  • Product Type: Optics / SFP+ Transceiver

  • Form Factor: SFP+

  • Data Rate: 10 Gbps (10GBASE-LR)

  • Wavelength: 1310nm

  • Max Reach: Up to 10km over Single-Mode Fiber (SMF)

  • Connector Type: LC Duplex

  • Condition: Refurbished – Tested to Factory Specification

  • Compatibility: Cisco switches, routers, and line cards supporting SFP+ 10G slots


Ideal Use Cases



  • Enterprise data center interconnects

  • Campus and building backbone fiber runs

  • Service provider edge and aggregation layers

  • Network upgrades and infrastructure expansions

  • Lab, test, and development environments


Order with confidence from WhaleyComm — your trusted source for enterprise networking hardware, backed by a lifetime warranty and 25 years of proven reliability.

Technical Specifications
{'Manufacturer Part Number'
'SFP-10G-LR-X', 'Brand': 'Cisco', 'Product Type': 'Optics / SFP+ Transceiver', 'Condition': 'Refurbished – Tested to Factory Specification', 'Manufacturer Part Number (MPN)': 'SFP-10G-LR-X', 'Vendor / Brand': 'Cisco', 'Form Factor': 'SFP+', 'Data Rate': '10 Gbps (10GBASE-LR)', 'Wavelength': '1310nm', 'Max Reach': 'Up to 10km over Single-Mode Fiber (SMF)', 'Connector Type': 'LC Duplex', 'Compatibility': 'Cisco switches, routers, and line cards supporting SFP+ 10G slots'}
Ideal Use Cases
Inter-Switch Links and Uplinks
Optical transceivers enable high-speed connections between switches, servers, and storage devices where copper is insufficient for the required distance or bandwidth.
Data Center Backbone
Ideal for backbone links between core, distribution, and access switches in data center and campus environments at significant savings versus OEM pricing.
What's Included
✔ Cisco SFP-10G-LR-X Refurbished Optical Transceiver (1x)
✔ Protective dust caps installed
✔ WhaleyComm ISO 9001-certified inspection and testing certificate
✔ WhaleyComm Lifetime Warranty
Lifetime Warranty — No Time Limits. No Questions.
Every WhaleyComm unit ships with a Lifetime Warranty. If it fails under normal operating conditions at any point, we replace it. No time limits, no expiration, no hidden conditions. Backed by 25 years and 5,000+ satisfied customers.
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Compatibility Details
Review supported optics, cables, software, management protocols, and environment-specific compatibility guidance.
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Platform Compatibility

  • Cisco Switches: Catalyst 3750X, 3850, 4500, 6500, 6800, 9300, 9400, 9500 and Nexus 3000, 5000, 7000, 9000 Series with matching optical slots
  • Cisco Routers: ASR 1000, ISR 4000 Series with matching module slots
  • Fiber: Verify single-mode (SMF) or multimode (MMF) per transceiver model
  • Note: Verify compatibility with target IOS/NX-OS software release before deployment
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Shipping & Returns
Clear fulfilment, tracking, return, warranty, and support information for enterprise hardware orders.
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Shipping
Orders ship within 1-2 business days from our facility in Texas. Overnight and expedited shipping available at checkout.
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Returns
Contact our support team for any DOA or warranty issues. Every WhaleyComm unit is covered by a Lifetime Warranty — we make it right, fast.
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Contact
+1 214 607-4800 | Mon-Fri 8am-6pm CST
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Frequently Asked Questions
Product-specific answers about compatibility, testing, warranty, fulfilment, and purchase confidence.
Refurbished means this Cisco SFP-10G-LR-X was previously deployed and has since been professionally inspected, cleaned, tested, and verified to meet original factory specifications by WhaleyComm's in-house engineers. It performs identically to a new unit at a significantly lower cost.
Yes. Every WhaleyComm unit ships with a Lifetime Warranty — no time limits, no questions asked. If your Cisco SFP-10G-LR-X fails under normal operating conditions at any point, we replace it at no cost.
Every unit WhaleyComm ships undergoes an ISO 9001-certified testing process: full power-on diagnostics, port-by-port functionality testing, firmware verification, factory reset, and final inspection. Backed by 25 years of experience and 5,000+ enterprise customers.
Cisco SFP-10G-LR-X 10GBASE-LR SFP+ 1310nm 10km SMF Transceiver Module – Refurbished
$35.00
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