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KVX Series KVM Extender Kit over Fiber - 4K, HDMI, USB 2.0, Serial, Audio, Local Video

Extend KVM signals up to 33,000 feet (10km) over Single-Mode fiber via SFP.

Item #:  KVM Extender Kit over Fiber - 4K, HDMI, USB 2.0, Serial, Audio, Local Video


Call 0800 653 219 for pricing and to place order.
Please Note: Once ordered, this product cannot be cancelled or returned for credit.
Call for Pricing
*Price excludes GST

Product Features

  • HDMI video resolution up to UHD 4K
  • Remote access up to 30 kilometers
  • HDMI video resolution up to 3840x2160 at 30Hz over Fiber optic
  • Transparent USB 2.0 extension supports HID devices, mass storage devices
  • Supports RS-232 peripheral (serial) devices
  • Bi-directional audio via speaker/mic connection
  • Local video port loopback for monitoring on transmitter (TX) unit
  • Supports EDID pass-through


The KVX HDMI KVM Extender lets you control a server, or computer over single-mode or multi-mode fiber optic cable at distances of up to 30 km (depending on the SFP used, fiber type, and fiber bandwidth). PC connection cables are included with this product making it a solution that is ready right out of the box.

You can use your existing keyboard, mouse, and monitor to access both the server room and your office computer, saving space and avoiding the need for a dedicated remote console. KVX is the perfect low-cost solution for transportation control centers, medical facilities, industrial warehouses, and extended workstations.

KVX Series Extenders also includes local video allowing access to an additional monitor at the Transmitter side. Perfect for any situation that requires monitoring of connected PCs.

KVX Series Extenders are TAA compliant and backed by free lifetime technical support.

KVX Series Extenders are a perfect fit for cost-conscious users in search of a feature-rich solution allowing them to operate servers or PCs from remote locations. Or, customers who require control of systems that are physically inaccessible, placed in secure locations, or in otherwise harsh environments. This can include command and control operations, server management, distribution monitoring, or utilities process control centers.

Tech Specs

Product Includes:
  • (1) HDMI KVM Fiber Extender Transmitter
  • (1) HDMI KVM Fiber Extender Receiver
  • (2) Power Supplies (Includes US, EU, AU & UK Plug types)
  • (1) 4K HDMI Cable (4-ft./1.2-m)
  • (1) 3.5mm Audio Cable (6-ft./1.8-m)
  • (1) USB-B to USB-A Cable (6-ft./1.8-m)


SFPs not included for item KVXLCHF-100 or item KVXLCHF-200. Black Box recommends Multimode or Singlemode SFPs that support up to 1250 Mbps. Select from the Black Box range (LFP442, LFP441, LFP412, LFP413, LFP414, LFP416, or 3-party SFP) depending on your distance requirements.

Bundled Extender Kits are supplied with required SFPs as noted.

* Technical specification weight is the unit weight. It is not the packaged shipping weight. For shipping weight, please contact Black Box customer service at 0800 653 219.



Double Diamond Warranty Diamond

Double Diamond™ Warranty (Standard)

Take the risk out of equipment purchases with the Double Diamond™ Warranty from Black Box Network Services.

The Double Diamond Warranty is our no-questions-asked warranty that protects your Black Box® brand products* from faulty workmanship and defects.

During the warranty period, Black Box Network Services will repair or replace your faulty equipment at NO CHARGE!

Plus, get an Extended Double Diamond Warranty.

You can also extend your warranty or protect a previously purchased Black Box® brand product* for an additional year—for only 10% of the purchase price! Or, extend your coverage for a full three years for only 20% of the purchase price!

Ordering an extended warranty is easy: When viewing a product in your shopping cart, just select the one or three years of additional coverage in the dropdown menu under “Warranty Options.” For details, contact Customer Service at 0800-653-219.

** Certain products may not be eligible.


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