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EC Series KVM CATx Extender Kit - HDMI/DVI, USB

Economically extend HDMI/DVI and USB HID 130 meters over CAT5e, CAT6 and CAT6A cable.

This product replaces the ACX300.


36 In Stock
2 Year Double Diamond™ Warranty (Standard)

*Required field

Product Features

  • Extends lossless digital video up to 426 feet (130 m) over CATx cable.
  • Provides full HD 1080p resolutions up to 1900 x 1200 @ 60 Hz.
  • Supports USB keyboard, monitors, touchscreens and other USB HID devices and bidirectional stereo audio.
  • Audio and RS-232 optional via external USB adapters.
  • Provides local monitoring.
  • Plug-and-play installation with DDC /EDID reading.
  • Remote unit includes a built-in 4-port USB hub.
  • Mounting options include rackmounting in 19" racks (four units in 1U), wall, DIN-rail, and table.
  • Offers an outstanding price to performance ratio.
  • Flash upgradeable. Does not support firmware earlier than 4296.

Tech Specs

Approvals CE, FCC, RoHS2
Connectors Transmitter: (1) DVI for monitor out, (1) DVI for PC in, (1) USB Type B connector for PC, (1) RJ-45, (1) power barrel; Receiver: (1) DVI, (4) USB Type A, (1) RJ-45, (1) power barrel
DDC Support Internal DDC table
Dimensions 1.6"H x 4.2"W x 3.9"D (4.1 x 10.6 x 9.8 cm)
Distance 426 ft. (130 m)
LED Indicators Power
Operating Temperature 32 to 140° F (0 to 60° C)
Power Input: 100 to 240 VAC, 50/60 Hz;
Output: (1) 12-VDC, 1-A power supply; 5 W (excluding attached USB devices)
Storage Temperature -13 to +140 F ( -25 to +60° C)
Weight 1.2 lb. (0.54 kg)
Product Includes:
  • (1) Transmitter
  • (1) Receiver
  • (1) HDMI to DVI-D cable
  • (1) USB Type A to B cable
  • (2) 12-VDC power supplies w/ US, UK, EU and AU power clip
  • (2) packs of 4 rubber feet
  • (2) packs of self adhesive velcro strips


Does not support firmware early than version 4295.

* Technical specification weight is the unit weight. It is not the packaged shipping weight. For shipping weight, please contact Black Box customer service at 877-877-2269.



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 warranty that protects your Black Box® brand products* from accidental damage, including drops, water, and power surges.

The EC Series KVM CATx Extender Kit, HDMI/DVI, USB comes with a standard 2 Year Double Diamond™ Warranty (Standard) already included.

During the warranty period, Black Box Network Services will repair or replace your damaged equipment within one week of receipt 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 724-746-5500.

* Warranty subject to certain exclusions and limitations ** Certain products may not be eligible.

What’s more, we also have a 45-day return policy. Simply call Customer Service for a Return Authorization (RA) number, return your product in new condition and in the original package, and receive a full refund.