Used Cisco XENPAK-10GB-LR 10G Long-Range Optical Transceiver
Genuine Cisco XENPAK optical transceiver module
Model: XENPAK-10GB-LR
10 Gigabit Ethernet (10GbE) connectivity
Designed for Single-Mode Fiber (SMF)
1310nm wavelength
Supports transmission distances up to 10 km
Duplex SC optical connector
Hot-swappable XENPAK form factor
High-performance enterprise networking module
Ideal for Cisco Catalyst and Cisco 6500 series switches
Reliable long-distance fiber connectivity
Suitable for data centers and enterprise networks
Low-latency optical communication
Durable metal housing
Industry-standard 10GBASE-LR specification
Enterprise-grade networking hardware

It comes with the following warranty
3-5 days money back
15 days price match
365 days full warranty.

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