Black Box ServSwitch Dual DVI CATx KVM Extender, USB
SKU: 1967574146

Black Box ServSwitch Dual DVI CATx KVM Extender, USB

Sale price$1381.79 Regular price$1535.32
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Description

Black Box ServSwitch Dual DVI CATx KVM Extender, USBExperience true remote workstation control with the Black Box ServSwitch Dual DVI CATx KVM Extender, USB. This high performance solution lets you extend keyboard, mouse, and DVI D video signals up to 400 feet (122 meters) over standard CAT5, CAT5e, or CAT6 cables, giving you flexible layouts for data centers, control rooms, or professional studios. The latest version supports a sharp 1920 x 1200 resolution at 60 Hz, along with an adaptive 18 21 bit

Experience true remote workstation control with the Black Box ServSwitch Dual DVI CATx KVM Extender, USB. This high-performance solution lets you extend keyboard, mouse, and DVI-D video signals up to 400 feet (122 meters) over standard CAT5, CAT5e, or CAT6 cables, giving you flexible layouts for data centers, control rooms, or professional studios. The latest version supports a sharp 1920 x 1200 resolution at 60 Hz, along with an adaptive 18/21-bit color depth to optimize image quality while conserving bandwidth. Enhanced firmware memory improves reliability and responsiveness, ensuring smooth, drop-free operation even in demanding environments. With USB connectivity, you can use a single console to manage distant servers, workstations, or embedded systems without sacrificing performance or control. Whether you’re consolidating multiple control stations, facilitating remote maintenance, or enabling a centralized operator desk, this KVM extender delivers security, scalability, and hands-on usability in a compact, robust package.

  • Extend your KVM far beyond USB and HDMI limits: up to 400 feet (122 meters) over CAT5, CAT5e, or CAT6 copper cable, preserving keyboard, mouse, and DVI-D video signals with minimal latency for responsive local-like control.
  • High-definition DVI video at your command: supports 1920 x 1200 resolution at 60 Hz, delivering crisp text, accurate graphics, and vibrant visuals essential for design, engineering, and IT management tasks.
  • Dual-console versatility for maximum flexibility: designed to support multiple user stations and remote access, so administrators can monitor, troubleshoot, and operate distant systems from a shared console without switching hardware.
  • Universal USB keyboard and mouse support: plug in standard USB HID devices at the local or remote end and enjoy smooth, plug-and-play input without the need for driver customization or complex setup.
  • Improved firmware memory for reliability: the upgraded memory footprint enhances firmware updates and stability, helping ensure consistent performance in demanding environments while enabling future feature enhancements.

Technical Details of Black Box ServSwitch Dual DVI CATx KVM Extender, USB

  • Video capability: DVI-D video with up to 1920 x 1200 resolution at 60 Hz
  • Distance capability: up to 400 feet (122 meters) over CAT5, CAT5e, or CAT6 cable
  • Input/Output interfaces: USB for keyboard and mouse; DVI-D video signal
  • Color depth: adaptive 18/21-bit color depth to balance image quality and bandwidth
  • Firmware memory: increased memory to support firmware revisions and future updates

how to install Black Box ServSwitch Dual DVI CATx KVM Extender, USB

Setting up the ServSwitch Dual DVI CATx KVM Extender is a straightforward process designed for quick deployment in professional environments. Begin by planning the layout of the two units: place the transmitter near the host computer and the receiver near the remote console. Use standard CAT5, CAT5e, or CAT6 Ethernet cabling to connect the two units, ensuring the cable runs are within the 400-foot maximum distance for reliable signal integrity. Power up both units using their respective power adapters, or as directed by the product’s installation guide if a central power source is available.

  • Connect the host computer’s DVI-D video output to the transmitter’s DVI input. Attach the host keyboard and mouse to the transmitter’s USB ports, ensuring they are recognized as standard HID devices. If your setup includes a local console, connect its DVI display to the transmitter as well, maintaining the same USB connections for local control.
  • Run a CAT5/5e/6 cable from the transmitter to the remote receiver. Make sure the cable is properly terminated and secured to prevent interference or damage. Keep the cable away from high-power lines and metal obstructions to preserve signal quality.
  • At the remote end, connect the CAT5/5e/6 cable to the receiver. Attach the remote monitor to the receiver’s DVI input and connect the remote keyboard and mouse to the receiver’s USB ports. This arrangement enables the remote console to access the same host resources with minimal latency.
  • Power-on sequence: turn on the host computer first, then supply power to the transmitter and receiver. Allow the system to initialize and verify that the remote monitor displays the desktop correctly and that keyboard and mouse input are responsive at the remote end.
  • Configuration and testing: adjust the display resolution to 1920 x 1200 at 60 Hz if needed, and confirm the color depth automatically negotiates to the optimal 18/21-bit mode. Test keyboard shortcuts, multi-button mouse actions, and any USB peripherals that you plan to use across the extended connection. If you require dual-console use, verify each console is operating independently and that the KVM switch handling is correctly configured in your software or hardware environment.

Tips for optimal performance: keep your CAT cable runs as direct as possible with minimal bends, and avoid running data and power cables in parallel to reduce electromagnetic interference. If you experience any edge artifacts or intermittent signal loss, re-check cable integrity, reseat connectors, and confirm that the distance is within the supported range. Firmware updates, when available, should be performed using the manufacturer’s guidelines to preserve compatibility with your operating environment and connected devices.

Frequently asked questions

  • Q: What is the maximum extension distance? A: The ServSwitch Dual DVI CATx KVM Extender supports up to 400 feet (122 meters) over CAT5, CAT5e, or CAT6 copper cabling, enabling flexible room layouts and centralized control without compromising performance.
  • Q: Which video resolutions are supported? A: It supports DVI-D video at up to 1920 x 1200 resolution at 60 Hz, delivering sharp imagery suitable for professional graphics and data-intensive tasks.
  • Q: Can I use USB peripherals? A: Yes. The extender provides USB connectivity for keyboard and mouse, and is designed to work with standard USB HID devices without requiring custom drivers.
  • Q: Does it support more than one console? A: Yes. The ServSwitch Dual configuration is designed to accommodate dual-console setups, allowing multiple users to access the same host systems through separate consoles.
  • Q: Is firmware upgrade required or beneficial? A: Firmware memory has been enhanced in the new version to improve update reliability and stability, and to support potential future features. Follow the manufacturer’s instructions for any firmware updates to ensure compatibility.
  • Q: Do I need special software to operate the extender? A: No special software is required. The device is designed for plug-and-play use with standard USB keyboards/mice and DVI displays, making it OS-agnostic and easy to integrate into existing setups.
  • Q: How should I troubleshoot common issues? A: Start by verifying power to both units, confirming proper CAT5/5e/6 cable connections, and ensuring the keyboard, mouse, and monitor are correctly connected. If you still encounter problems, check cable integrity, confirm the distance is within specified limits, and consult the product manual for firmware and reset procedures.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 1967574146

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Lisa Bjornstad
West Palm Beach, US
★★★★★ 5
Perfect chair!
Size: 934-Z, Color: Blue, Size: 934-Z, Color: Blue
I have an adjustable-height desk (also purchased from Amazon) and needed a drafting chair for those times when my body gets tired of standing. This chair fits the bill and then some! I put it together myself; it took me about an hour, but would take me about half that next time, since now I know what to do (and what NOT to do!). All the parts were there; there are even spare parts (see photo). All the holes were drilled in exactly the right places, too, which isn't always the case when I buy things from Amazon (my standing desk is a great example). The chair fits me; I'm short (5'3.5"), and often the seats of furniture are too deep for me to rest my feet flat on the floor. The depth of the seat on this chair is just a little over 18 inches, and with the adjustable footrest ring, it's perfect. I don't think a tall or heavy person would fit in it, to be honest. But it's perfect for those of us who are vertically challenged. I love that it glides easily on my hardwood floors and that it turns 360 degrees. The chair comes in numerous luscious colors, so take your pick! It is very sturdy, has good lumbar support, and the seat and seat back are very comfortable. And the arms flip up, which was an absolute must when I was shopping for this chair. I got it on sale, too -- $109.00 -- and I'm delighted with this purchase.
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Reviewed in the United States on April 23, 2026
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PenLady
Port Orchard, US
★★★★★ 5
Excellent adjustable drafting chair
Size: 934-Z, Color: Blue
Excellent chair design, extremely comfortable and exceptionally easy instructions to follow making for simple assembly. Love the amply wide cushioned seat and ergonomic backrest. The height adjustment feature works perfectly as well as positioning of the foot ring . Having the ability to raise the arms is also a big plus! I highly recommend this product for attractive appearance, comfort features, functionality and operation. Really nice chair!
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Reviewed in the United States on April 13, 2026
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Sandra
Lexington, US
★★★★★ 4
Comfortable, stylish, and perfect for long work hours 💗✨
Size: 934-Z, Color: Pink
I bought this chair because I spend a lot of time working and needed something comfortable but also stylish, and I absolutely love it. Since I started using it, I feel much better support in my back thanks to the lumbar support. It makes a big difference, especially during long work hours. The adjustable footrest is also a feature I didn’t know I needed, but now I use it all the time. The flip-up armrests are very convenient because I can adjust them depending on what I’m doing or move them out of the way when needed. The pink color is beautiful and adds a soft, elegant touch to my workspace. It looks great in a modern home office. It feels sturdy, well-made, and very stable. Overall, it’s a great purchase that improved both my comfort and the look of my workspace.
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Reviewed in the United States on April 29, 2026
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Amazon Customer
Charlottesville, US
★★★★★ 5
All-around thumbs up!
Size: 934W-Z, Color: Black
So far, so awesome. Easy to assemble, comfortable, arrived quickly and is exactly what I was looking for. I have a tall work bench in my new studio so I needed a chair that we could allow me to sit higher than a regular office chair and allow me to get off my feet after standing on the concrete floor. Plus its a nice looking chair that I am sure will last a long time. I love the flip-up arms and the lumbar support. This is just right!
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Reviewed in the United States on May 8, 2026
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Danielle Chen
Grantham, US
★★★★★ 5
Perfect Balance of Comfort, Support, and Style!
Size: 934-Z, Color: Black, Size: 934-Z, Color: Black
I’ve been using this chair for a few weeks now, and I’m genuinely impressed with how much of a difference it’s made in my workspace. The mesh back is one of my favorite features—it offers excellent breathability and prevents that sticky, overheated feeling you sometimes get with solid-back chairs, even after sitting for hours. The seat cushion is firm enough to give proper support but still has enough give to keep me comfortable through long workdays. It feels like the perfect middle ground between soft and supportive. The adjustable foot ring has been a complete game changer for me. I use a taller desk setup, and having somewhere to rest my feet makes a huge difference in posture and overall comfort. Whether I’m sitting upright for focused work or leaning back to read, it’s always at the right height. The flip-up armrests are another smart design choice. When I’m typing, I like to have them down for support, but when I’m done, I can flip them up and push the chair neatly under my desk—saving space and keeping things tidy. The casters roll smoothly on both hardwood and rugs, so I can move around easily without scraping the floor or getting stuck. The overall build quality feels solid and sturdy, with no wobbles or creaks. Assembly was surprisingly quick—everything was clearly labeled, the parts felt durable, and it only took me about 20 minutes from opening the box to sitting in the chair. The sleek, modern look is another big plus—it blends in perfectly with my home office décor without feeling bulky or taking up too much visual space. If you’re looking for a chair that combines comfort, ergonomic support, durability, and style, I can’t recommend this one enough. It’s equally great for work, studying, or just relaxing at your desk, and it’s definitely been worth every penny.
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