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Welcome to your GSA Networking Superstore!

Federal government offices:
Click here to find out more about our extensive selection of products designed to reduce costs, increase productivity, and improve security.

Click here to download the Federal IT Solutions brochure (24-page PDF).


State and local government offices:
Need to do more with less? Click here.

Check out our interactive State & Local IT Solutions e-catalog for the budget-friendly IT products you’re looking for.


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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4-Port Modem Splitter (RS-232 on RJ-45)


Split data from a single modem to four RS-232 DTEs.



Photo may show similar product

DB9 2-to-1 Modem Splitter


Easily connect two computers or terminals to one modem.


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