Business Phone Systems

Telephony & Converged IP Solutions For Today's Business Needs

We Buy & Sell Used Phone Systems - Contact Us Today!

 

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All Phone Systems

VoIP Phone Systems
Small Phone Systems

POLYCOM PHONES

Used Polycom Phones
Used Polycom Spectralink Phones
Used Polycom Multimedia Video Conferencing Platform

SHORETEL PHONES

Used ShoreTel Phones

WIRELESS VOIP PHONES

Used Polycom Spectralink Phones

Used Nortel

Nortel VoIP Systems
Used Nortel Norstar
Used Nortel BCM
Used Nortel Meridian
Used Nortel Succession
Used Nortel Phones
Used Nortel Callpilot
Used Nortel Cards
Used Nortel Optera Metro 6500 Multiplexers

Used Avaya

Used Avaya Partner
Used Avaya IP Office
Used Avaya Magix
Used Avaya Definity
Used Avaya Communication Manager
Used Avaya Phones
Used Avaya TN Cards
Used Avaya Media Modules

NORSTAR SYSTEMS

Used Norstar CICS
Up to 24 Phones
Used Norstar MICS
Up to 248 Phones
Nortel Norstar Phones

AVAYA SYSTEMS

Used Avaya Partner
Up to 40 Phones
Used Avaya Magix
Up to 200 Phones
Used Avaya IP Office IP500 Phone Systems
Avaya Partner Phones
Magix Legend Phones

PANASONIC SYSTEMS

Used Panasonic KX-T Phone Systems

TOSHIBA PHONES

New Toshiba Phones

Used CISCO

Used Cisco IP Phones
Used Cisco 15454 ONS
Used Cisco Routers and Switches

AASTRA PHONES

Used Aastra Phones

SNOM PHONES

Used Snom Phones

Alcatel Lucent

Used Alcatel Lucent 1665 Multiplexers
Used Alcatel Lucent 7450 Ethernet Service Switches

MITEL PHONES

Used Mitel 6800 Phones
Used Mitel MiVoice Phones

NEC PHONES AND SYSTEMS

Used NEC Systems and NEC Phones
Used NEC Cordless Systems and NEC Phones
Used NEC UX5000 Systems and Cards
Used NEC Univerge Systems and NEC Phones
Used NEC DSX Phones
Used NEC Aspire Systems and Phones

SAMSUNG PHONES

Used Samsung Digital and IP Phones
Used Samsung Business Communication Systems

VIVOTEK PHONES

Used Vivotek Surveillance IP Cameras

ALLWORX PHONES

Used Allworx Phone Systems
Used Allworx Phones

FUJITSU PHONES

Used Fujitsu Flashwave

YEALINK PHONES

Used Yealink IP Phones

ADTRAN SYSTEMS

Used Adtran IP Business Gateway
Used Adtran Modular Access Router

SANGOMA IP PHONES

Used Sangoma Phones

 

Used NEC DSX-40 1090001 Key Service Unit KSU

Sell your used NEC DSX-40 1090001

Email sellphones@businessphonesystems.com
or call 1-888-234-4975 today.

NEC DSX 1090001 19 in. 6-Blade Chassis KSU Cabinet CYGM

Used NEC DSX-40 1090001 Key Service Unit KSU

The NEC DSX-40 1090001 Key Service Unit KSU s a compact, wall-mountable cabinet configured to support 4 CO lines, 8 digital extensions, and 2 analog lines with power failure. It is Caller ID capable, it just requires CID service from your phone service provider. The DSX-40 1090001 has the capability of intercom and paging to all system phones, conference, toll restriction, barge in, speed dials, call waiting, call forwarding, easy voicemail integration, paging port built-in, and connects directly to paging horns. Includes all system installation and programming manuals.

Refurbished NEC DSX 1090001 Key Service Unit KSU

The NEC DSX 1090001 Key Service Unit KSU features 4x8x2 Configuration, 4 CO Lines with Caller ID, 8 DSX Digital Key Set Extensions, 2 Single Line Analog Extensions with power failure, Compact Flash Card Interface, For IntraMail, software loading, and database backup, Conference Circuits, DTMF Receivers and Generators, Flash (for storing the system database), Battery (for a 14 day backup of the internal real time clock and station parameters), 2 Audio Inputs for background music and music on hold (1/8" mono mini jacks), 1 Audio Output for external paging (1/8" mono mini jack), Ethernet and USB Ports (for local and remote PC programming), RS-232 Serial Port (for station message detail recording), 2 DSX Analog Door Box Ports with associated relays, and Built-In V.32BIS 14.4K BPS Modem for remote maintenance

Refurbished Used NEC Compatible Systems Available

We have many NEC phones in stock. We can design a custom solution to fit your need. We can also install your used NEC telephone system anywhere in the nation.

 

Questions? Call now.
We will match or beat any price. All products come with a warranty.

Buy Quality Used
Phone Systems

Choose from packaged systems or we can tailor a system just for you. Either way, you will save on top quality refurbished used phone systems for your small business. Ask about installation.

Sell Your Used
Phone System

Email Your Equipment List

Visit What We Buy for details we need to make an offer for your used phone system. We handle and pay for freight.

Your Warranty

All phone systems and phones are fully tested, refurbished and delivered with a warranty. We guarantee your complete satisfaction.

Customer Comments

"The sales person at Business Phone Systems was patient and very courteous. They helped us figure out what we needed and we bought a phone system on the spot. It was delivered quickly, looked like new and works great. And they bought our old system from us as well."

"We have been buying from Business Phone Systems for many years and have been completely satisfied with every aspect of our dealings with them."

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Or fax your equipment list to  505-348-5115

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