StarTech.com HDMI Over CAT5/CAT6 Extender with Power Over Cable - 165 ft (50m)

$130.16
$111.80 SAVE $18.36
78 availableas of 09/18/2026

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Compliance, certifications and origin

  • TAA compliant
  • EU RoHS
  • WEEE
  • REACH
  • RoHS
  • Origin: Taiwan
Rated excellent by our customers Read our reviews

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

About the StarTech.com HDMI Over CAT5/CAT6 Extender with Power Over Cable - 165 ft (50m)

The ST121SHD50 HDMI® over Cat5e/Cat6 Video Extender kit lets you extend HDMI video and audio by up to 165 feet (50 Meters) over dual Cat5e cables or dual Cat6 cables.For added versatility the kit features Power Over Cable andonly requires asingle power adapter that can be connected to either the Transmitter or Receiver.

With support for High-Definition resolutions of up to 1920x1080 / 1080p and the accompanying digital audio, this cost-effective HD extender can easily be installed using new or existing Ethernet infrastructure wiring. For a convenient plug-and-play installation, the HDMI extender features built-in EDID monitor emulation, which ensures native resolution and maximum compatibility with your display or projector.

For added flexibility and convenience, HDMI cables up to 32ft (10m) can be connected to both the local and remote units, which lets you extend your HDMI signal to even further distances.

The HDMI extender kit offers a point-to-point digital signage solution right out of the box, including both local transmitter and remote receiver units, along with optional hardware that lets you mount the units as needed.Plus, withPowerOverCable, you can easily extend anHDMI signal inareas where access to power outlets is limited.

This product is TAA compliant and backed by a Startech.com 2-year warranty with free lifetime technical support.

More from the Manufacturer The ST121SHD50 HDMI® over Cat5e/Cat6 Video Extender kit lets you extend HDMI video and audio by up to 165 feet (50 Meters) over dual Cat5e cables or dual Cat6 cables.For added versatility the kit features Power Over Cable andonly requires asingle power adapter that can be connected to either the Transmitter or Receiver. With support for High-Definition resolutions of up to 1920x1080 / 1080p and the accompanying digital audio, this cost-effective HD extender can easily be installed using new or existing Ethernet infrastructure wiring. For a convenient plug-and-play installation, the HDMI extender features built-in EDID monitor emulation, which ensures native resolution and maximum compatibility with your display or projector. For added flexibility and convenience, HDMI cables up to 32ft (10m) can be connected to both the local and remote units, which lets you extend your HDMI signal to even further distances. The HDMI extender kit offers a point-to-point digital signage solution right out of the box, including both local transmitter and remote receiver units, along with optional hardware that lets you mount the units as needed.Plus, withPowerOverCable, you can easily extend anHDMI signal inareas where access to power outlets is limited. This product is TAA compliant and backed by a Startech.com 2-year warranty with free lifetime technical support. More from the Manufacturer

The ST121SHD50 HDMI® over Cat5e/Cat6 Video Extender kit lets you extend HDMI video and audio by up to 165 feet (50 Meters) over dual Cat5e cables or dual Cat6 cables.For added versatility the kit features Power Over Cable andonly requires asingle power adapter that can be connected to either the Transmitter or Receiver.

With support for High-Definition resolutions of up to 1920x1080 / 1080p and the accompanying digital audio, this cost-effective HD extender can easily be installed using new or existing Ethernet infrastructure wiring. For a convenient plug-and-play installation, the HDMI extender features built-in EDID monitor emulation, which ensures native resolution and maximum compatibility with your display or projector.

For added flexibility and convenience, HDMI cables up to 32ft (10m) can be connected to both the local and remote units, which lets you extend your HDMI signal to even further distances.

The HDMI extender kit offers a point-to-point digital signage solution right out of the box, including both local transmitter and remote receiver units, along with optional hardware that lets you mount the units as needed.Plus, withPowerOverCable, you can easily extend anHDMI signal inareas where access to power outlets is limited.

This product is TAA compliant and backed by a Startech.com 2-year warranty with free lifetime technical support.

More from the Manufacturer

More from the manufacturer

Technical specifications

Technical Specifications of the StarTech.com HDMI Over CAT5/CAT6 Extender with Power Over Cable - 165 ft (50m)

General Information

General Information specifications
Manufacturer StarTech.com
Manufacturer Part Number ST121SHD50
Manufacturer Website Address http://www.startech.com
Brand Name StarTech.com
Product Name HDMI Over CAT5/CAT6 Extender with Power Over Cable - 165 ft (50m)
Packaged Quantity 1 Kit
Product Type Video Extender Transmitter/Receiver

Technical Information

Technical Information specifications
Connectivity Technology Wired
Number of Input Devices Supported 1
Number of Output Devices Supported 1
Daisy Chain No
Maximum Operating Distance 164.04 ft

Video

Video specifications
Graphics Modes Full HD
Maximum Video Resolution 1920 x 1080

Interfaces/Ports

Interfaces/Ports specifications
Network (RJ-45) Yes
HDMI In Yes
HDMI Out Yes
Number of Network (RJ-45) Ports 4
Number of HDMI Inputs 1
Number of HDMI Outputs 1

Media & Performance

Media & Performance specifications
Media Type Supported Twisted Pair
Twisted Pair Cable Standard Category 6

Power Description

Power Description specifications
Input Voltage 110 V AC220 V AC

Physical Characteristics

Physical Characteristics specifications
Color Family Black
Product Color Black
Product Material Aluminum
Transmitter Height 0.80"
Transmitter Width 2"
Transmitter Depth 3.10"
Receiver Height 0.80"
Receiver Width 2"
Receiver Depth 3.10"
Length 3.1"
Form Factor Rack-mountable
Transmitter Weight (Approximate) 11.08 oz
Receiver Weight (Approximate) 11.08 oz

Miscellaneous

Miscellaneous specifications
Package Contents
  • 1 x HDMI over CAT5e/6 UTP Transmitter
  • 1 x HDMI over CAT5e/6 UTP Receiver
  • 1 x Universal Power Adapter (NA / EU / UK / AU)
  • 2 x Mounting Brackets
  • 2 x Foot Pad Set
  • 1 x Instruction Manual
Certifications & Standards
  • CE
  • FCC
Green Compliant Yes
Green Compliance Certificate / Authority EU RoHS
Country of Origin Taiwan
TAA Compliant Yes
Environmental Compliance Waste Electrical and Electronic Equipment Directive (WEEE)Registration, Evaluation, Authorization and Restriction of Chemicals (REACH)Restriction of Hazardous Substances (RoHS) 2
End of Life Manual Availability Yes
EU RoHS Declaration URL https://media.startech.com/cms/pdfs/st121shd50_rohs.pdf
REACH Declaration URL https://media.startech.com/cms/pdfs/st121shd50_rohs.pdf
REACH free of SVHC Yes
WEEE Statement https://media.startech.com/cms/pdfs/st121shd50_weee.pdf

Warranty

Warranty specifications
Limited Warranty 2 Year

Ratings and reviews

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Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

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Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.