Name: 10-2531-02 Cisco 10Gb/s 10GBase-ER Single-mode Fiber SFP+ 40km LC
Brand: Cisco
SKU: 10-2531-02
Price: 188.00 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The Cisco 10Gb/s 10GBase-ER Single-mode Fiber SFP+ Transceiver Module supports long-distance 10 Gigabit Ethernet connections by transmitting data over single-mode fiber up to 40 kilometers. It fits into Cisco network devices and is built to deliver consistent performance for extended network links, commonly used in data centers and enterprise backbones.

General Information
Brand	Cisco
Part Number	10-2531-02

Technical Information
Form Factor	SFP+
Media	SMF
Type	DFB
Protocols	10GBase-ER,10GbE,IEEE 802.3ae
Connector	LC Duplex
DOM Support	Yes

Physical Characteristics
Weight	3.00
Condition	Refurbished

Product Description
This Cisco 10GBase-ER SFP+ transceiver module is designed to enable 10 Gigabit Ethernet communication over single-mode fiber optic cables. It operates at a 1550nm wavelength and supports distances up to 40 kilometers, making it suitable for extended-range network links. Commonly used in enterprise data centers and service provider networks, this module fits into compatible Cisco switches and routers to extend network reach without sacrificing speed or reliability. Network engineers and IT professionals often rely on it for backbone connections or inter-building links. Key Features Capable of 10Gb/s Ethernet transmission over single-mode fiber Long-range reach up to 40 kilometers at 1550nm wavelength Duplex LC connector for stable and easy installation Hot-swappable SFP+ form factor compatible with Cisco devices Low power consumption to reduce overall system load This transceiver is typically deployed in large-scale networks where reliable high-speed connections are critical. It helps maintain stable data flow over distances that exceed standard short-range modules, making it a practical choice for campus or metropolitan network infrastructures.

Use Cases
The Cisco 10Gb/s 10GBase-ER Single-mode Fiber SFP+ module is ideal for organizations requiring reliable long-distance 10 Gigabit Ethernet links. It is particularly suited for enterprise IT infrastructures and data center environments that demand high-speed connectivity across extended fiber runs. How It's Used: Connecting data center racks located in separate buildings with up to 40km fiber spans. Linking enterprise backbone networks across campus environments where high bandwidth and low latency are critical. Supporting storage area network (SAN) fabrics that require consistent 10Gb/s performance over long distances. Enabling edge computing nodes to communicate with central data centers through secure fiber optic connections. Interconnecting service provider networks where long-reach fiber SFP+ transceivers ensure minimal signal degradation. This transceiver facilitates scalable network architectures by maintaining high throughput and signal integrity over extensive fiber links. Its deployment helps optimize operational efficiency in complex environments where long-distance connectivity is essential.

10-2531-02 Cisco 10Gb/s 10GBase-ER Single-mode Fiber SFP+ 40km LC

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases