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Black Box TL159A 8 Port RS-232 RJ11 Data Broadcast Device
Item# BBX-TL159A
The TL159A by Black Box is an 8 port RS-232 RJ11 data broadcast device. Send async data to as many as eight printers, terminals, PCs, plotters, or other slave devices. All ports are DTE/DCE switch-selectable, and you can put one between your async CPU and up to eight terminals, students see everything on your screen. The TL159A is ideal for polling applications or other controlled environments. Features: All ports are DTE/DCE switch-selectable Put one between your async CPU and...
Our Price: $414.16
Availability: Usually Ships in 5-14 Days
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Black Box KV9604A DVI 4 Port With USB 2.0
Item# BBX-KV9604A
This four-port USB KVM switch enables you to access four CPUs with high-resolution DVI video connectors from a single workstation. Set up desktop KVM switching with high-quality DVI-D video. The ServSwitch DT DVI 4-Port with Transparent USB 2.0 supports full DVI at resolutions up to 1920 x 1200 at 60 Hz. Plus, you can fine tune the signals, depending on signal strength. It enables you to switch DVI-D and audio signals with transparent USB 2.0 signals via push buttons. A built-in hub supports...
Our Price: $290.15
Availability: Usually Ships in 5-14 Days
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Black Box VSW-HDMI2X1-4K 2 x 1 HDMI Switcher - 4K
Item# BBX-VSWHDMI2X14K
The 4K 2 x 1 HDMI Switch enables switching between two HDMI sources to a single display. The switch supports resolutions up to 4K (UHD) and has a smart auto switching function that enables the device to automatically switch to a source when it becomes active. Advanced EDID functionality enables the switch to either read and copy EDID automatically from screens, or audio/video EDID information can be copied manually. Features: Switch between two different HDMI sources to a single display. Advanced...
Our Price: $132.73
Availability: Usually Ships in 5-14 Days
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Black Box IC1473A-F-ET Async RS-232 to RS-422 Interface Converter - DB9 Female to Terminal Block
Item# BBX-IC1473A-F-ET
For DB9 equipment, if the peripheral operates on the RS-422 signal, use only one DB9 converter. But if the transmitting and receiving equipment only operates on RS-232, use two converters. All provide 115.2-kbps speed for distances up to 4000 feet (1219.2 m). Features: Converts unbalanced RS-232 signals to balanced RS-422 signals. The RS-232 side has a DB9 port configured as DCE. The RS-422 side has a terminal block. This converter operates under extreme temperatures, making it an appropriate choice...
Our Price: $99.99
Special Price: $99.95
Availability: In Stock
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Black Box CL1090A-F RS232 to Current Loop Converter - DB25 Female to Terminal Block
Item# BBX-CL1090A-F
Black Box CL1090A-F converters can be configured for active or passive Current Loop. In active mode, an async RS-232 device can communicate with a passive 20-mA Current Loop device. In passive mode, an async RS-232 device can communicate with an active 20-mA Current Loop device. These compact solutions are configured as RS-232 (DCE), but they can be modified for DTE use with an asynchronous modem eliminator (ME212). Each converter has a Transmit (T+ and T-) and a Receive (R+ and R-)...
Our Price: $123.25
Availability: Usually Ships in 5-14 Days
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Black Box Network Services is a world leader in communications and infrastructure products and solutions for today's leading enterprises. Their global footprint, diverse capabilities, 30-plus-year history, solid financial standing, and deep commitment to provide the best technical solutions and support in the industry make them a superior resource for you, the customer. No other provider offers the solutions and support of Black Box Network Services, and they are committed to exceeding expectations.

The Black Box offers more than 118,000 products to maintain your infrastructure, including cables, cabinets, racks, digital signage, KVM, networking, multimedia and more-all backed with the industry's best warranties and fast, free, live Tech Support on-line or by phone, 24/7. Markertek is an authorized dealer for the entire Black Box line. If you don't see what you're looking for, contact us and we'll do our best to get it for you.

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Black Box TL159A 8 Port RS-232 RJ11 Data Broadcast Device

Black Box KV9604A DVI 4 Port With USB 2.0

Black Box VSW-HDMI2X1-4K 2 x 1 HDMI Switcher - 4K

Black Box IC1473A-F-ET Async RS-232 to RS-422 Interface Converter - DB9 Female to Terminal Block

Black Box CL1090A-F RS232 to Current Loop Converter - DB25 Female to Terminal Block

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