Cisco 1000Base-BX10 SFP Module

The Cisco 1000Base-BX10 SFP Module is a compact, high-performance transceiver designed to deliver reliable gigabit Ethernet over single-fiber networks. Engineered by Cisco, this SFP module integrates seamlessly with Cisco switches, routers, and other networking devices that support 1000BASE-BX10, enabling robust connectivity across campuses, data centers, and WAN links. With BiDi technology, it uses a single optical fiber pair to transmit and receive data, minimizing fiber plant and reducing installation costs while preserving high bandwidth. This makes it ideal for up-to-10-kilometer links between buildings or within data centers where fiber routes are limited or where spare strands are expensive to deploy.

Users benefit from plug-and-play deployment, excellent heat dissipation, and Cisco-level reliability. The module is designed to meet industry standards, delivering consistent performance in a variety of environments and temperatures, and is backed by Cisco's support ecosystem. Whether you're upgrading an aging copper infrastructure, extending a campus network, or connecting multi-floor data centers, the 1000Base-BX10 SFP module provides a scalable, future-proof solution that supports modern enterprise workloads, video conferencing, cloud applications, and large file transfers with ease.

• High-performance gigabit fiber connectivity: Delivers a full 1000 Mbps data rate over a single fiber link using BiDi technology, enabling efficient bandwidth utilization and simplifying network cabling. This transceiver is built to handle enterprise-class traffic with low latency and consistent throughput, making it ideal for backbone links, inter-switch connections, and high-demand access-layer deployments.
• BiDi single-fiber technology with extended reach: Utilizes 1310 nm transmit and 1490 nm receive wavelengths on a single fiber, allowing bidirectional communication over one fiber strand. This design reduces fiber requirements by up to half in many deployments, cuts fiber plant costs, and eases up-link planning between buildings, floors, or data-center pods while maintaining reliable performance up to 10 kilometers on appropriate SMF cables.
• Cisco compatibility and enterprise reliability: Engineered to integrate seamlessly with Cisco networking gear, ensuring optimal interoperability with Cisco switches, routers, and PoE-enabled environments. Built to Cisco quality standards, it offers robust durability, stable operation in demanding conditions, and strong vendor support for deployment and maintenance across mid-size to large networks.
• Flexible installation and broad compatibility: Designed for hot-swappable installation in SFP ports, enabling quick upgrades without widespread downtime. The module uses an LC duplex connector and is compatible with a wide range of Cisco devices and other OEMs that acknowledge 1000BASE-BX10 standards, making it suitable for mixed-vendor environments while preserving performance and reliability.
• Cost-effective, scalable network uplift: By enabling single-fiber, long-reach connections, this SFP reduces fiber trenching, reduces cable costs, and simplifies management in growing networks. It supports enterprise-grade workloads, offers scalable bandwidth options for future-proofing, and pairs well with modern IP telephony, video conferencing, and cloud-based applications that demand steady gigabit speeds.

Technical Details of Cisco 1000Base-BX10 SFP Module

• Transceiver type: SFP (Small Form-factor Pluggable)
• Data rate: 1000 Mbps (1 Gbps)
• Wavelengths (BiDi): Transmit 1310 nm / Receive 1490 nm
• Fiber type: Single-mode fiber (SMF) recommended for 10 km reach
• Reach: Up to 10 kilometers ( dependent on fiber and link conditions)
• Connector: LC duplex
• Form factor: Hot-swappable SFP module
• Compliance: IEEE 802.3 1000BASE-BX10 standard; MSA-compliant
• Compatibility: Cisco devices and other vendors that support 1000BASE-BX10 SFP modules
• Power consumption: Typical SFP power ranges (specifics vary by revision; consult official datasheet)
• Manufacturer: Cisco Systems

How to install Cisco 1000Base-BX10 SFP Module

Installing the Cisco 1000Base-BX10 SFP Module is straightforward and designed for minimal downtime. Because many Cisco SFPs are hot-swappable, you can often insert or replace the module without powering down the device, but always follow your equipment’s maintenance guidelines and ensure you are in a safe, static-free environment.

Step-by-step guidance:

• Prepare the equipment: Power down the device only if your network policy requires a downtime window or if hot-swapping is not supported on your specific model. Verify that the SFP port is available and that the device supports 1000BASE-BX10 in its current configuration.
• Remove protective caps: If the SFP module is new, remove the protective dust caps from the module and from the fiber connectors on both ends of the link.
• Insert the SFP: Align the module with the SFP port and slide it in until it clicks into place. Ensure the module is firmly seated and the locking mechanism is engaged.
• Connect fiber cabling: Attach one end of the single-fiber BiDi link to the LC duplex connector on the SFP, and connect the other end to the corresponding port on the partner device. For BX10, ensure the 1310 nm TX and 1490 nm RX paths are correctly aligned between devices as specified in your network design.
• Verify link and configure: Power up the device if you powered down for maintenance. Check the link status indicators on the switch/router, and use your device’s management interface to confirm 1 Gbps operation. If necessary, configure any required 1000BASE-BX10 settings and ensure spanning-tree, VLAN, and QoS policies are aligned with the new link.

Frequently asked questions

• What is the Cisco 1000Base-BX10 SFP Module used for? It provides 1 Gbps Ethernet connectivity over a single optical fiber pair using bidirectional (BiDi) technology, ideal for interconnecting switches, routers, and other network devices across campuses, data centers, and WAN links.
• What type of fiber and connector does it require? It uses single-mode fiber with an LC duplex connector. The BiDi approach typically uses 1310 nm transmit and 1490 nm receive wavelengths to enable dual-direction communication on one fiber.
• How far can I run this transceiver? Up to 10 kilometers under optimal conditions on single-mode fiber. Actual reach depends on fiber quality, connectors, and overall link loss.
• Is the module hot-swappable? Yes. The SFP is designed for hot-swappable installation in compatible Cisco devices, allowing you to replace or upgrade without powering down the entire system in many cases.
• Is it compatible with non-Cisco devices? Many non-CCisco devices that support the 1000BASE-BX10 standard can use this module, but always verify compatibility with the device’s vendor and ensure the device supports BiDi SFPs and the 1000BASE-BX10 operation.