Kramer Electronics EXT3-U3-T Émetteur prolongateur USB 3.2 Gen 1

The Kramer Electronics EXT3-U3-T is a high-performance USB 3.2 Gen 1 extender transmitter designed to extend USB signals up to 100 meters (330 feet) over a single Cat 6a/7 cable using HDBaseT technology. This transmitter unit works with a compatible receiver to provide reliable, high-speed USB connectivity for remote devices, ideal for professional AV installations, digital signage, and control systems.

Advantages

Experience seamless USB extension with full 5 Gbps SuperSpeed data transfer, backward compatibility with USB 2.0 and 1.1, and Power over Cable (PoC) capability that powers the receiver unit without an additional power supply. The compact MegaTOOLS form factor saves space and integrates easily into any setup.

Suitable for

• Extending USB peripherals (keyboards, mice, cameras, storage) in conference rooms, classrooms, and control centers
• Digital signage and kiosk installations requiring remote USB connectivity
• Pro AV systems where USB devices need to be located far from the host computer

Key specifications

• USB Standard: USB 3.2 Gen 1 (USB 3.0/3.1 Gen 1)
• Max Data Rate: 5 Gbps
• Extension Method: HDBaseT over Cat 6a/7 cable
• Max Extension Distance: 100 m (330 ft)
• Host Connection: 1x USB Type-B (USB 3.2 Gen 1)
• Link Connection: 1x RJ-45 (HDBaseT)
• Power Supply: 12V DC, 2A external adapter
• Power over Cable (PoC): Yes (powers receiver)
• Form Factor: Kramer MegaTOOLS
• Operating Temperature: 0° to +40°C
• Storage Temperature: –40° to +70°C
• Humidity: 10% to 90% RHL non-condensing
• Compliance: CE, FCC, RoHS, WEEE

Recommendations

For optimal performance, use high-quality Cat 6a or Cat 7 cables and pair with a compatible Kramer receiver such as the EXT3-U3-R. This transmitter is ideal for extending USB 3.0 devices over long distances without signal degradation.