3Com US Robotics: US Robotics, Micom, Newbridge, Mainsteet 3600, UDS, CSU/DSU, Adtran, Lantronix, Datarace, Vanguard, Hayes, Gandalf, Terminal servers, Microcom, Multitech, Xyplex, MRV, Copper to Fiber Converters

3Com US Robotics: Micom, Newbridge, Mainsteet 3600, UDS, CSU/DSU, Adtran, Lantronix, Datarace, Vanguard, Hayes, Gandalf, Terminal servers, Microcom, Multitech, Xyplex, MRV, Copper to Fiber Converters, US Robotics

3Com US Robotics: Newbridge, Mainsteet 3600, UDS, CSU/DSU, Adtran, Lantronix, Datarace, Vanguard, Hayes, Gandalf, Terminal servers, Microcom, Multitech, Xyplex, MRV, Copper to Fiber Converters, US Robotics, Micom

3Com US Robotics: Mainsteet 3600, UDS, CSU/DSU, Adtran, Lantronix, Datarace, Vanguard, Hayes, Gandalf, Terminal servers, Microcom, Multitech, Xyplex, MRV, Copper to Fiber Converters, US Robotics, Micom, Newbridge

3Com US Robotics: UDS, CSU/DSU, Adtran, Lantronix, Datarace, Vanguard, Hayes, Gandalf, Terminal servers, Microcom, Multitech, Xyplex, MRV, Copper to Fiber Converters, US Robotics, Micom, Newbridge, Mainsteet 3600 3Com US Robotics: CSU/DSU, Adtran, Lantronix, Datarace, Vanguard, Hayes, Gandalf, Terminal servers, Microcom, Multitech, Xyplex, MRV, Copper to Fiber Converters, US Robotics, Micom, Newbridge, Mainsteet 3600, UDS

National Data Mux ......

Carries a great assortment of networking products like T1 CSU, T1 CSU/DSU, T1 multiplexers, Channel banks, T3 CSU/DSU
Voice and Data Integrated Access Devices (IAD), Async and Sync
dial-up and leased line modems, Statistical Multiplexers,
Terminal Servers, ISDN modems, ISDN inverse multiplexers,
Frame Relay Access Devices (FRAD) Fiber modems and Routers.
We specialize in hard-to-find datacom products. We buy, sell,
repair, refurbish and offer technical support.

 

 

 
The Lowest Pricing Available Worldwide!


Product Information Search

 
You've come to the right place to find quality pre-owned and some new multiplexers, modems, T-1 or fractional T-1 CSU/DSU, routers, Terminal Servers and other items!
We stock many major brands! Our specialties include: Lantronix, Cisco systems, Micom, MultiTech, US Robotics, Adtran, Gandalf, Hayes, Motorola, Codex, UDS, Newbridge, Lantronix, Fibermux, Microcom, Datarace, Xyplex & MRV
We buy used hardware, so call us if you want to turn your equipment into cash!
Check out our specials and our want-to-buy list!
Call us for a quote, or use our online form. If you want a brochure click here.
To receive up-to-date listings of our want-to-buy and specials by e-mail,
click here.
For Repair information, click here.
Easy payment methods:


NOW IN STOCK!  - BRAND NEW SEALED AND FACTORY FRESH

90-4091-02 2751 RS232 DUAL PORT REDUNDANT DTU
90-4092-02 2752 X.21/RS449 DUAL PORT REDUNDANT DTU
90-4093-02 2753 V.35 DUAL PORT REDUNDANT DTU
90-4025-01 2801 DTU

CLICK HERE FOR DETAILS

Traduzca al espaņol


Multitech, Used Cisco router, Fiber modem, Dial up modem, Terminal servers, US Robotics, Newbridge, UDS, Fiber products, CSU/DSU, Dial up, Vanguard, Hayes, Gandalf, Multiplexer, Adtran, Micom, Microcom, Lantronix

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General Inquiries: info@nationaldatamux.com

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Sales Inquiries: sales@nationaldatamux.com

We are committed to giving you the best service and the best products for your needs. Our engineers test each item before shipping to ensure that you get the highest quality of pre-owned equipment at the best price.


Hayes, Gandalf, Multiplexer, Adtran, Micom, Microcom, Lantronix, Multitech, Used Cisco router, Fiber modem, Dial up modem, Terminal servers, US Robotics, Newbridge, UDS, Fiber products, CSU/DSU, Dial up, Vanguard

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Vanguard, Hayes, Gandalf, Multiplexer, Adtran, Micom, Microcom, Lantronix, Multitech, Used Cisco router, Fiber modem, Dial up modem, Terminal servers, US Robotics, Newbridge, UDS, Fiber products, CSU/DSU, Dial up

Advanced exchange services

Microcom, Lantronix, Multitech, Used Cisco router, Fiber modem, Dial up modem, Terminal servers, US Robotics, Newbridge, UDS, Fiber products, CSU/DSU, Dial up, Vanguard, Hayes, Gandalf, Multiplexer, Adtran, Micom

Fast repair service on many models of multiplexers, modems & CSU/DSUs

Various delivery providers:

Lantronix, Multitech, Used Cisco router, Fiber modem, Dial up modem, Terminal servers, US Robotics, Newbridge, UDS, Fiber products, CSU/DSU, Dial up, Vanguard, Hayes, Gandalf, Multiplexer, Adtran, Micom, Microcom

CSU/DSU, Dial up, Vanguard, Hayes, Gandalf, Multiplexer, Adtran, Micom, Microcom, Lantronix, Multitech, Used Cisco router, Fiber modem, Dial up modem, Terminal servers, US Robotics, Newbridge, UDS, Fiber products

Terminal servers, US Robotics, Newbridge, UDS, Fiber products, CSU/DSU, Dial up, Vanguard, Hayes, Gandalf, Multiplexer, Adtran, Micom, Microcom, Lantronix, Multitech, Used Cisco router, Fiber modem, Dial up modem

Choice of shipping options: blind, overnight, etc.

 

 

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or registered trademarks of their respective owners.