Black Box KVXLCF-100-SFPBN3-R2 KVM Extender

The KVXLCF-100-SFPBN3-R2 is a high-performance KVM extender from Black Box that empowers IT teams to manage servers and computers from distant locations with the reliability and ease of a local console. Specifically designed for data centers, server rooms, and control environments, this DVI-D KVM extender transmits video and keyboard/mouse control over fiber optics, enabling administrators to monitor and operate equipment up to substantial distances without sacrificing performance or security. Capable of working with single-mode or multimode fiber, the extender delivers flexible deployment options to fit existing cabling and bandwidth requirements. Distance, as with many fiber-based solutions, depends on the chosen SFP module, fiber type, and available bandwidth, offering a scalable path from short-range reach to long-haul control. With one fiber required for a single-monitor setup and two fibers for dual-monitor configurations, the KVXLCF-100-SFPBN3-R2 supports diverse workflow needs—from compact data centers to large-scale server farms—while maintaining low latency and robust signal integrity. Whether you’re extending control to a remote data cabinet, colonizing a remote DR site, or centralizing operations in a centralized console, this KVM extender is built to handle intensive, mission-critical tasks with ease. The result is improved operational efficiency, streamlined management, and safer, more scalable remote access to essential systems.

• Long-distance KVM over fiber: Control a server or computer from remote locations at distances up to 30 km, leveraging either single-mode or multimode fiber. The practical reach is determined by the SFP modules installed, the fiber type used, and the bandwidth available on the link.
• Flexible display configuration: Single-monitor setups require one fiber connection, while dual-monitor deployments use two fibers. This enables extended desktop workflows, improved monitoring, and better situational awareness across remote systems.
• DVI-D video with USB KVM passthrough: Transmit high-quality DVI-D video while passing through keyboard and mouse signals, delivering a seamless local/remote control experience without complex software requirements or driver chasing.
• SFP modular design for future-proofing: Employ standard, interchangeable SFP modules to tailor fiber type and bandwidth to evolving infrastructure. This modular approach makes it easy to upgrade or adapt the link as needs change.
• Robust, enterprise-ready build: Engineered for reliability in data-center environments, the KVXLCF-100-SFPBN3-R2 blends solid mechanical construction with signal integrity features to support continuous operation under demanding conditions.

Technical Details of Black Box KVXLCF-100-SFPBN3-R2 KVM Extender

• Model: KVXLCF-100-SFPBN3-R2
• Video interface: DVI-D
• Transmission: Fiber optic (single-mode or multimode)
• Distance capability: Up to 30 km, depending on SFP, fiber type, and bandwidth
• Fiber connections: 1 fiber for single-monitor operation; 2 fibers for dual-monitor operation
• End-to-end connection: SFP module-based link at both transmitter and receiver ends
• Video quality and compatibility: DVI-D video transmission with standard USB keyboard/mouse passthrough
• Environment and durability: Built for data-center-grade operation with a rugged design suitable for rack environments

How to install Black Box KVXLCF-100-SFPBN3-R2 KVM Extender

Installing the KVXLCF-100-SFPBN3-R2 is designed to be straightforward and compatible with existing fiber and KVM setups. Because the system uses SFP modules to handle the fiber link, practitioners can tailor the installation to their exact fiber infrastructure and bandwidth requirements. Follow these general steps to deploy a reliable, long-distance KVM extension:

• Plan your fiber layout: Determine whether you will run a single fiber for a single-monitor setup or a pair of fibers for dual-monitor operation. Confirm that your data center cabling and rack space accommodate the transmitter and receiver modules in their respective locations.
• Equip with appropriate SFP modules: Install the correct SFP modules in both the transmitter and receiver units. Ensure the modules are compatible with your chosen fiber type (single-mode or multimode) and support the desired bandwidth to achieve the target distance.
• Connect the fiber links: Run the appropriate fiber optic cables between the two ends. For single-monitor operation, use one fiber; for dual-monitor setups, connect two fibers as required by the deployment plan. Carefully secure and route cables to minimize movement and environmental stress.
• Attach video and USB peripherals: Connect the DVI-D video sources to the local end and connect your displays at the remote end. Attach USB keyboards and mice to the local end for host control and verify that the remote side recognizes the devices as you operate.
• Power up and verify operation: Power both the transmitter and receiver units and verify link status indicators. Adjust display resolution and refresh settings as needed and perform a basic control test to ensure remote input matches local input with minimal latency.

Notes for optimal deployment

To maximize performance and reliability, synchronize SFP modules with the fiber type and bandwidth available in your facility. Keep fiber cabling clean and free of kinks, and maintain proper bend radii to avoid signal loss. If you require longer distances or higher bandwidths in the future, you can swap in higher-performance SFPs without replacing the core extenders, thanks to the modular SFP design. As with any fiber-based system, confirm compatibility with your existing network equipment and ensure your environment adheres to recommended operating conditions for temperature and dust exposure. The KVXLCF-100-SFPBN3-R2 is designed to deliver dependable KVM control across substantial distances, enabling efficient remote server management and centralized console access without compromising performance, security, or user experience.

Frequently asked questions

• Q: What is the KVXLCF-100-SFPBN3-R2 used for? A: It is a KVM extender that allows remote control of a server or computer over fiber optic links, transmitting DVI-D video and USB keyboard/mouse signals across distances up to 30 kilometers depending on fiber and SFP configuration.
• Q: Do I need to purchase SFP modules separately? A: Yes. SFP modules are required to match your chosen fiber type (single-mode or multimode) and bandwidth. They may not be included in every bundle, so verify what is included in your packaging.
• Q: Can I run more than one monitor remotely? A: Dual-monitor operation is supported, but it requires two fiber connections (one fiber per display path) at the corresponding end of the link.
• Q: What video interface is supported? A: The extender uses DVI-D video transmission to support digital display devices.
• Q: Is the system compatible with multiple operating systems? A: The device passes through USB keyboard and mouse signals along with DVI-D video, so it is compatible with common operating systems (Windows, Linux, macOS) as long as the host accepts standard USB HID peripherals and DVI-D displays. Specific driver requirements are typically not needed for basic KVM operation.
• Q: How do I know which distance I can achieve? A: The maximum distance (up to 30 km) depends on the SFP module type, the specific fiber used (single-mode or multimode), and the available bandwidth on the link. Always verify these parameters during planning and testing.