StarTech.com ST121 Series VGA Video Extender, Transmitter/Receiver Kit over CAT5, Extends 4 Displays up to 500ft, SXGA 1280x1024, RJ-45 Ports, TAA Compliant - ST121UTP (2 Year Warranty)

Front view of StarTech.com ST121UTP VGA extender showing local and remote units with dual VGA ports-alternate-image1
Close-up view of dual VGA ports on StarTech.com ST121UTP extender units-alternate-image2
Rear view of StarTech.com ST121UTP extender showing RJ-45 ports and power connections-alternate-image3

StarTech.com ST121 Series VGA Video Extender, Transmitter/Receiver Kit over CAT5, Extends 4 Displays up to 500ft, SXGA 1280x1024, RJ-45 Ports, TAA Compliant - ST121UTP (2 Year Warranty)

StarTech.com ST121UTP

$122.49 $152.85 Save $30.36
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  • 2 Year Warranty
  • 30 Day Returns
  • Carbon Neutral

Max Video Resolution:

  • 3840 x 2160
  • 1920 x 1080
  • 1920 x 1200
  • 4096 x 2160
  • 1280 x 1024
  • 1440 x 900
  • 7680 x 4320

Max Operating Distance:

  • 164.04 ft
  • 656 ft
  • 328.08 ft
  • 460 ft
  • 330 ft
  • 229.66 ft
  • 260 ft
  • 500 ft
  • 262.47 ft
  • 150 ft
  • 32.81 ft

Product Key Features

  • 🔌 Extends VGA signal up to 500 feet (150 meters) over CAT5 cable
  • 🖥️ Supports up to 4 displays (2 local + 2 remote) from single source
  • 🎮 Maximum resolution: 1280 x 1024 SXGA
  • 🔧 Includes mounting bracket for versatile installation
  • 🌐 Uses standard Category 5e or better UTP cable
  • ⚡ Complete kit with transmitter and receiver units
  • 🛡️ TAA compliant with 2-year warranty
  • ♻️ Environmentally certified (RoHS, WEEE, REACH)
  • 📏 Compact size: 3.3" x 2.4" x 0.8" (both units)
  • 🔋 Includes dual power adapters and mounting hardware
$122.49
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StarTech.com

ST121UTP

StarTech.com ST121UTP VGA Video Extender: Professional Display Solution for Extended Distances up to 500ft

Transform your video distribution capabilities with the StarTech.com ST121UTP VGA Video Extender, a professional-grade solution that extends VGA displays up to 500 feet (150 meters) using standard CAT5 infrastructure. This comprehensive kit includes both transmitter and receiver units, supporting up to four independent displays while maintaining crystal-clear SXGA resolution of 1280 x 1024.

Advanced Multi-Display Distribution System

The ST121UTP features a versatile display configuration with dual output capabilities at both ends. The local transmitter unit provides one VGA input and two VGA outputs for nearby displays, while the remote receiver adds two more VGA outputs, enabling connection of up to four monitors total from a single source.

Extended Range Performance

Leveraging Category 5e or better twisted pair cabling, this VGA extender maintains signal integrity across distances up to 500 feet (150 meters). The system is ideal for digital signage, educational facilities, and corporate environments where remote display placement is essential.

Professional Installation Features

Each compact unit measures just 3.30" wide x 2.40" deep x 0.80" high, making it suitable for various installation scenarios. The receiver comes with a versatile mounting bracket for secure wall, desk, or cabinet installation, ensuring a professional and organized setup.

Key Features:
  • Supports SXGA resolution (1280 x 1024)
  • Dual VGA outputs on both transmitter and receiver units
  • Uses standard CAT5e or better infrastructure
  • RJ-45 connectivity for reliable signal transmission
  • TAA compliant for government procurement

Package Contents and Warranty

What's Included:
  • VGA Video Extender over CAT5 (ST121 Series)
  • Mounting Bracket for Receiver with screws
  • Two sets of Rubber Feet
  • Two Power Adapters
  • Instruction Manual

The ST121UTP is backed by StarTech.com's 2-year warranty and includes free lifetime technical support. The product is environmentally certified (RoHS, WEEE, REACH compliant) and manufactured in Taiwan to ensure high-quality standards.

Technical Specifications

The extender supports wired connectivity with two RJ-45 ports and is compatible with Category 5e twisted pair cable standards. Both transmitter and receiver units are identical in size and weight (11.82 oz each), ensuring consistent installation requirements at both ends of your setup.

Return Policy

Time to Return

Standard Return Policy

We offer a hassle-free 30-day returns policy for domestic (US) orders, excluding non-refundable items. Refund or Replacement within 30 days of the delivery date. All products that fall under the Standard Return Policy qualify for our 30-Day Hassle-Free Returns. Please see the section above for more details.

Replacement Only Return Policy

Replacement within 30 days of the delivery date.

Manufacturer Only Return Policy

Covered by the manufacturer's warranty. Please refer to the terms and conditions for the manufacturer's warranty or contact the manufacturer.

Holiday Extended Return Policies

Extended Holiday Return Policy.

Qualifying purchases of products displaying the " Extended Holiday Return Policy ", from November 1st, 2023 to December 25, 2023, are eligible for a Refund or Replacement until January 31, 2024.


Extended Holiday Replacement-Only Return Policy

Qualifying purchases of products displaying the " Extended Holiday Replacement-Only Return Policy ", from November 1st, 2023 to December 25, 2023, are eligible for a Replacement until January 31, 2024.

Front view of StarTech.com ST121UTP VGA extender showing local and remote units with dual VGA ports

Dual Display Output for Enhanced Productivity

The ST121UTP VGA extender features a powerful dual-display configuration on both the local and remote units. Each unit comes equipped with two VGA outputs, enabling seamless multi-monitor setups for enhanced workspace efficiency. The local unit maintains crystal-clear video quality while distributing the signal to two nearby displays, perfect for command centers or presentation environments.

Technical Specifications

  • Dual VGA outputs on both transmitter and receiver units
  • LED indicators for power and signal status
  • Compact form factor at 3.3" width x 2.4" depth
  • SXGA resolution support up to 1280 x 1024

Applications

  • Digital signage deployment across large facilities
  • Multi-screen monitoring in control rooms
  • Information display systems in educational institutions
Close-up view of dual VGA ports on StarTech.com ST121UTP extender units

High-Performance VGA Connectivity

The robust VGA ports feature secure screw-lock connections ensuring stable, uninterrupted signal transmission. Each port is engineered to maintain signal integrity across extended distances, delivering sharp, clear visuals at resolutions up to 1280 x 1024. The dual-output design on both units enables flexible display configurations while maintaining professional-grade video quality.

Technical Specifications

  • HD15 female VGA connectors with screw-lock mechanism
  • Supports standard VGA, SVGA, and SXGA resolutions
  • Gold-plated contacts for optimal signal transfer
  • Zero signal degradation across outputs

Applications

  • Conference room presentation systems
  • Security monitoring stations
  • Public information display networks
Rear view of StarTech.com ST121UTP extender showing RJ-45 ports and power connections

Simplified Network Integration

The ST121UTP leverages standard Cat5 infrastructure through its RJ-45 ports, making installation straightforward and cost-effective. Each unit features a dedicated power input and network connection, ensuring reliable operation across distances up to 500 feet. The integrated signal equalizer on the remote unit automatically adjusts to maintain optimal video quality regardless of cable length.

Technical Specifications

  • Cat5/5e/6 compatibility for flexible deployment
  • Built-in signal equalizer for consistent performance
  • Standard DC power input with locking connector
  • Maximum range of 500 feet (150 meters)

Applications

  • Large venue display distribution
  • Industrial control room monitoring
  • Campus-wide digital signage systems
FAQ
The StarTech.com ST121UTP VGA Video Extender can extend VGA signals up to 500 feet (150 meters) using Cat5 or better UTP cable. This significant range makes it ideal for applications where remote displays need to be positioned far from the video source while maintaining signal quality.
This VGA extender supports up to 4 displays in total: 2 local displays connected to the transmitter unit and 2 remote displays connected to the receiver unit. All displays can simultaneously show the signal from a single VGA source, making it perfect for digital signage or multi-display installations.
The ST121UTP supports a maximum video resolution of 1280 x 1024 (SXGA). This resolution ensures clear, crisp display output suitable for most business and commercial applications where detailed visual content needs to be displayed across multiple screens.
This extender requires Category 5 (Cat5) or better UTP twisted pair cable for the connection between the transmitter and receiver units. It's designed to work with standard network infrastructure cabling, allowing you to utilize existing Cat5e or better wiring for the video extension.
The package includes the complete VGA Video Extender kit with both transmitter and receiver units, a mounting bracket with screws for the receiver, two sets of rubber feet, two power adapters, and an instruction manual. Everything needed for installation is provided in the box.
Both the transmitter and receiver units share the same compact dimensions: 0.80" in height, 3.30" in width, and 2.40" in depth. Each unit weighs approximately 11.82 ounces, making them lightweight and easy to install.
The ST121UTP comes with a 2-year warranty from StarTech.com and includes free lifetime technical support. As a TAA compliant product, it meets federal government procurement requirements and is backed by StarTech.com's reputation for quality support.
Yes, the ST121UTP is environmentally certified and compliant with multiple standards including RoHS, WEEE, and REACH. These certifications demonstrate the product's commitment to environmental responsibility and compliance with international environmental regulations.

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