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  • Avaya IP Office

    Avaya IP Office

    Ip_office_icon

    IP Office is a modular solution that scales from 2 to 384 extensions on a single platform.

    Designed specifically for small and midsize business communications, an Avaya IP Office phone system enables your entire team to connect easily with smart phones, laptops, tablets, home phones, and office phones.

    IP Office combines the reliability and ease of a traditional telephone system with the applications and advantages of an IP telephony solution.


    Shop for IP Office


    • Control_and_expansion

      Control Units

      The IP500 V2 control unit has 4 module slots is compatible with all IP500 base extension and Voice Compression Modules (VCM) cards as well as all external IP500 expansion modules. IP500 V2 is a st...


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      Base Cards

      The IP500 control unit has 4 slots for the insertion of cards. These cards can be divided into two types; base cards and trunk cards. Base cards include a front panel and ports for cable connections.


    • Pllb662_lo

      Trunk Cards

      IP500 trunk cards can be fitted to existing IP500 base cards to provide support for trunk ports. The trunk card uses the ports provided on the base card for cable connection.The addition of an IP50...


    • Control_and_expansion

      Expansion Modules

      To expand the IP Office beyond the capacities of the IP500 V2 controller, Avaya offers a selection of expansion module chassises the allow you to add systems trunks, digital extensions or analog ...


    • 4420261607_54db5d12d8-1

      Digital Telephones

      Avava offers a wide range of digital telephones that work with the IP Office. Avaya continues to innovate by offering two new paperless digital sets in the same design line as the 9600 telephones....

      • Shop for:
      • 1400 Digital Phones,
      • 9500 Digital Phones,
      • and more

    • Avayaiptelephones

      IP Telephones

      Avaya makes IP telephones for every business situation. They have IP telephones that are ideal for office, branch, and call center use and at prices points that affordable.

      • Shop for:
      • Avaya 1600 Series,
      • Avaya 9600 Series,
      • Avaya 4600 Series,
      • Avaya 5600 Series,
      • and more

  • Avaya Partner ACS

    Avaya Partner ACS

    Partner_acs_icon

    PARTNER ACS delivers surprisingly sophisticated capabilities every small and growing business needs to give itself an edge in today's highly competitive environment.


    Shop for Partner ACS


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      Partner Telephones

      The Partner Series 2 telephones have a new sleek design and improved tactile feel complete with enhanced buttons and a new handset. ...

      • Shop for:
      • Euro-style Series 2,
      • Euro-Style,
      • MLS Series,
      • Cordless,
      • and more

    • Pacs_r7

      Controllers

      The Partner ACS small business phone system is installed in over 1.3 million locations worldwide and Release 8 just made it a whole lot bet...


    • Pacs_r7

      Expansion Modules

      Pay-only-as-you-grow expansion uses snap-in modules to bring the total to 15 lines and 41 extensions or 19 lines and 9 extensions--depending on y...


    • Messaging

      Voice Messaging

      Partner Advanced Communications System messaging systems can provide 24 x 7 x 365 call coverage and a range of capabilities to meet a variety of ne...


    • 100775803400248

      Slot Carriers

      Pay-only-as-you-grow expansion uses snap-in modules to bring the total to 15 lines and 41 extensions or 19 lines and 9 extensions--depending on you...


    • Plmis02_lo

      Accessories

      • Shop for:
      • Plastic Overlays,
      • Button Labels,
      • Handset Cords,
      • Modular Line Cords,
      • Door Phones and Accessories,
      • Telephone Handsets,
      • Telephone Replacement Parts,
      • Cordless Batteries,
      • PC Cards,
      • and more

  • Departments

    Shop by Department


    • Ip_office_icon

      Avaya IP Office

      IP Office is a modular solution that scales from 2 to 384 extensions on a single platform. Designed specifically for small and midsize business communications, an Avaya IP Office phone system enab...

      • Shop for:
      • Control Units,
      • Base Cards,
      • Trunk Cards,
      • Expansion Modules,
      • Digital Telephones,
      • IP Telephones,
      • and more
    • Partner_acs_icon

      Avaya Partner ACS

      PARTNER ACS delivers surprisingly sophisticated capabilities every small and growing business needs to give itself an edge in today's highly competitive environment.

      • Shop for:
      • Partner Telephones,
      • Controllers,
      • Expansion Modules,
      • Voice Messaging,
      • Slot Carriers,
      • Accessories,
      • and more
    • Phonesystems_icon

      Phone Systems

      While we specialize in Avaya we also have a range of other phone systems. In addition to being a Avaya Business Partner, we are also a certified Panasonic TDA and NCP dealer.

      • Shop for:
      • Panasonic,
      • NEC DSX,
      • NEC SL1100,
      • and more
    • Merlin_icon

      Legacy Systems

      Some of these workhorses have been in service since the 80's.You may not be ready to upgrade your system, but were here to help you until you do.

      • Shop for:
      • Merlin,
      • Merlin Magix,
      • Merlin Legend,
      • Spirit,
      • and more
    • Accessories

      Accessories

      Need a conferencing telephone? How about alleviating that neck pain with the perfect headset? We have a wide range of accessories to cure your ill's! Browse our accessories to find the perfect solu...

      • Shop for:
      • Cable,
      • Conferencing,
      • Cords,
      • EnGenius Durafon,
      • Headsets,
      • Installation Tools,
      • Lightning Protection,
      • Music On Hold,
      • Network IP Cameras,
      • Paging,
      • Specialty,
      • UPS,
      • and more
    • Voip_icon

      VoIP

      VoIP is the future and the future is now! VoIP technology is finally living up to it's promise and is changing the way telephone systems are implemented and sold. Voip can bring your business sign...

      • Shop for:
      • IP Telephones,
      • Ipitomy,
      • Snom,
      • Polycom,
      • GrandStream,
      • and more
    • Consumer_icon

      Consumer Electronics

      For those times you don't need a full phone system or need a cordless or corded for your home or home office, we have a complete range of solutions for you to pick from.

      • Shop for:
      • Cordless Phones,
      • Corded Phones,
      • and more
    • Engenius_icon

      Computer & Networking

      Computers and Telephones are starting to merge and we have the gear required to get your VoIP deployments up and running.

      • Shop for:
      • EnGenius,
      • and more
    • Brands

      Brands

      You'll find all your favorite brands here at eTelephonesystems. We continue to grow our lines in order to bring you the latest in telecommunications.

      • Shop for:
      • Viking Electronics,
      • Bogen,
      • Yealink,
      • Ipitomy,
      • VALCOM,
      • ITW Linx,
      • ICC,
      • NEC DSX,
      • VXI,
      • Plantronics,
      • Minuteman,
      • Wheelock,
      • NEC SL1100,
      • Snom,
      • EnGenius,
      • Polycom,
      • GrandStream,
      • Scitec,
      • Cetis,
      • AT&T,
      • Clarity,
      • CLEAR SOUNDS,
      • Future-Call,
      • Gigaset,
      • Geemarc,
      • Golden Eagle,
      • Cortelco,
      • Panasonic,
      • Northwestern Bell,
      • RCA,
      • Ring By Name,
      • Serene Innovations,
      • Southern Telecom,
      • Steren Electronics Intl.,
      • Teledex,
      • Telematrix,
      • TMC,
      • Uniden,
      • Vtech,
      • Fluke Networks,
      • Cablesys,
      • and more
  • Blog
  • Support
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  • Help
  • Contact
  • Buy online or call 1.800.339.4588
  • Home/
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  • Phone Systems
  • Shop by Avaya IP Office
  • Control Units
  • Base Cards
  • Trunk Cards
  • Expansion Modules
  • Digital Telephones
  • IP Telephones
  • Shop by Avaya Partner ACS
  • Partner Telephones
  • Controllers
  • Expansion Modules
  • Voice Messaging
  • Slot Carriers
  • Accessories
  • Shop by Phone Systems
  • Panasonic
  • NEC DSX
  • NEC SL1100
  • Shop by Legacy Systems
  • Merlin
  • Merlin Magix
  • Merlin Legend
  • Spirit
  • Shop by Accessories
  • Cable
  • Conferencing
  • Cords
  • EnGenius Durafon
  • Headsets
  • Installation Tools
  • Lightning Protection
  • Music On Hold
  • Network IP Cameras
  • Paging
  • Specialty
  • UPS
  • Shop by VoIP
  • IP Telephones
  • Ipitomy
  • Snom
  • Polycom
  • GrandStream
  • Shop by Consumer Electronics
  • Cordless Phones
  • Corded Phones
  • Shop by Computer & Networking
  • EnGenius

Phone Systems

While we specialize in Avaya we also have a range of other phone systems. In addition to being a Avaya Business Partner, we are also a certified Panasonic TDA and NCP dealer.

  • Shop for:
  • Panasonic,
  • NEC DSX,
  • NEC SL1100,
  • and more
Displaying 1 - 20 of 141 in total
  • Panasonic 19" Braket for KX-TDA100
    Panasonic 19" Braket for KX-TDA100  
  • 19" Braket for KX-TDA200
    19" Braket for KX-TDA200 $58.05
  • 19" Braket for KX-TDA50
    19" Braket for KX-TDA50  
  • KX-TDA L Type Power Supply
    KX-TDA L Type Power Supply  
  • KX-TDA M-Type Power Supply
    KX-TDA M-Type Power Supply  
  • Panasonic TDA50G Control Unit
    TDA50G Control Unit $699.99
  • KX-TDA 16-Channel IP Extension Card (IP - Ext16)
    KX-TDA 16-Channel IP Extension Card (IP - Ext16)  
  • KX-TDA 16-Channel IP Gateway Card (IP-GW16)
    KX-TDA 16-Channel IP Gateway Card (IP-GW16)  
  • KX-TDA 16-Port Digital Line Card (DLC16)
    KX-TDA 16-Port Digital Line Card (DLC16)  
  • KX-TDA 16-Port Echo Cancellation Card (ECHO16)
    KX-TDA 16-Port Echo Cancellation Card (ECHO16)  
  • KX-TDA 16-Port Loop Start CO Trunk Card (LCOT16)
    KX-TDA 16-Port Loop Start CO Trunk Card (LCOT16)  
  • KX-TDA 16-Port Single Line Card (SLC16)
    KX-TDA 16-Port Single Line Card (SLC16)  
  • KX-TDA 16-Port Single Line Card with Meassage Waiting (MSLC16)
    KX-TDA 16-Port Single Line Card with Meassage W...  
  • KX-TDA 4 EIO Card (EIO4)
    KX-TDA 4 EIO Card (EIO4)  
  • KX-TDA 4-Channel IP Gateway Card (IP-GW4)
    KX-TDA 4-Channel IP Gateway Card (IP-GW4)  
  • KX-TDA 4-Channel Message Card (MSG4)
    KX-TDA 4-Channel Message Card (MSG4)  
  • KX-TDA 4-Port Cell Station Interface Card (CSIF4)
    KX-TDA 4-Port Cell Station Interface Card (CSIF4)  
  • KX-TDA 4-Port Doorphone Card (DPH4)
    KX-TDA 4-Port Doorphone Card (DPH4)  
  • KX-TDA 8-Port Caller ID Card (CID8)
    KX-TDA 8-Port Caller ID Card (CID8)  
  • KX-TDA 8-Port Cell Station Interface Card (CSIF8)
    KX-TDA 8-Port Cell Station Interface Card (CSIF8)  
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