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Federal government offices: Click here to find out more about our extensive selection of products designed to reduce costs, increase productivity, and improve security. And don’t miss our interactive Federal IT Solutions e-catalog!
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For more information on our GSA programs, download our GSA terms and conditions.GSA Schedule 70, Contract #GS-35F-0158J.Open to all government agencies.Cage Code 59951, DUNS# 082254871, Federal ID# 25-1272662.Black Box accepts all government purchasing cards.
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Compatibility and convenience for your serial peripherals.
Choose speed or distance—19.2 kbps or 15 miles.
Cut expenses by connecting up to two RS-232 devices over one line.
Extend your USB range by 50 meters and supply power to one remote USB device.
Connect your non-USB serial peripherals to your USB bus.
For extending RS-232 circuits, nothing sets up easier or works better.
Async conversion priced right for your budget.
See the light! Get the async fiber optic driver that transmits full- or half-duplex up to 2 miles at any speed up to 19.2 kbps.
Easy conversion—no other devices needed.
Eliminate the cost of extra modems and communication ports.
Send your training demo to eight PCs—simultaneously.
Cut expenses by connecting up to eight RS-232 devices over one line.
Simple and reliable—this 4-wire, async plug-in SHM drives data more than 5 miles!
Split data from a single modem to four RS-232 DTEs.
Software-configurable converter port supports data rates of 921.6 kbps.
This T1 extender sends your data up to 3.5 miles (5.6 km).
Run multipoint through industrial settings with this fiber driver.
Extends USB 2.0 up to 100 meters over UTP cable.
Our most secure dialup modem—features 33.6-kbps speeds and works with dialup or leased lines.
Connect your analog phone system to fiber for greater distance.
Make a connection between your ISDN line and equipment.
Convert RS-232/422/485 data for extension over fiber in heavy industrial areas.
Switch between two networks with this Layer 1 switch.
Connect, control, and manage as many as 16 serial RS-232/485 devices via a single USB port on your PC.
Turn the two B channels of your ISDN line into a high-speed 128-kbps pipeline!
An expert will call you in 30 seconds. It's live and it's free.
