Showing 385 - 432 of 1974 products

Comdial Comdial DXP DXIST-8 8-Port Single-Line Station Board (Refurbished)

$149.00

Telrad Telrad 76-910-1230 IPeX/MPD2 4 COL Module Circuit Card (Refurbished)

$31.00

Telrad Telrad HONS-2 76-210-2760 8-Port Single Line Card (Refurbished)

$799.00

3Com 3Com NBX NBOX 600-0006-02 Backplane Card (Refurbished)

$25.00

3Com 3Com NBX Superstack 3 3C17222 Switch 100BASE-FX Module (Refurbished)

$129.00

3Com 3Com NBX Superstack 3 3C17224 Switch Cascade Module (Refurbished)

$31.00

3Com 3Com Corebuilder 9000 3CB9LG2MC 2-Port Gigabit Ethernet I/O Interface Module (Refurbished)

$199.00

3Com 3Com NBX 100 3C10117C 4-Port Analog Terminal Card (Refurbished)

$108.00

3Com 3Com 3C10116C NBX 100 T1 Digital Line Card (Refurbished)

$119.00

3Com 3Com 3C10116 NBX 100 T1 Digital Line Card (Refurbished)

$65.00

3Com 3Com NBX 100 3C10110 Call Processor Card (Refurbished)

$47.99

3Com 3Com CitelLink NBX 3C01392 16-Port Analog Handset Gateway Card (Refurbished)

$114.99

3Com 3Com NBX 100 3C10117 4-Port Analog Terminal Card (Refurbished)

$89.99

3Com 3Com 3C10116D NBX 100 T1 Digital Line Card (Refurbished)

$239.00

Vertical Vodavi Vertical Vodavi XTS-IP 3030-31 MODU Modem Module (Refurbished)

$39.00

NEC NEC ESI-EB ETU REV-3 NSA-171665 M-776064 Circuit Board Card #36 (Refurbished)

$165.00

NEC NEC NEAX 2400 PA-PW35-A Circuit Card (Refurbished)

$395.00

Vodavi Vodavi XTS 3030-03 MPB2 Processor Card (Refurbished)

$70.00

Avaya Avaya Partner ACS 12G4 700252455 Remote Access Backup/Restore PC Card (Refurbished)

$13.99

Avaya Avaya Partner 12G2 108468521 Remote Access PC Card (Refurbished)

$35.00

Avaya Avaya Partner 12G1 108319963 Remote Access PC Card (Refurbished)

$35.00

ESI ESI 5000-0374 IVX E2 A12 Analog Station Card (Refurbished)

$495.00

NEC NEC DS2000 80041B 8-Port Analog Station Card (Refurbished)

$159.00

NEC NEC DS2000 80041A 8-Port Analog Station Card (Refurbished)

$260.00

Samsung Samsung 4TRM KPOS71BTRM/XAR Loop Trunk Interface Module (Refurbished)

$79.00

Mitel Mitel 3000 618.5005 Ports Expansion Module 0x8 (Refurbished)

$349.00

NEC NEC NEAX 2400 PA-32IPDA Card (Refurbished)

$745.00

NEC NEC 1091044 DSX 4-Port VoIP Gateway Daughter Board (Refurbished)

$170.98

Comdial Comdial DXP DXSRV Services Board Circuit Card (Refurbished)

$49.00

Nortel Networks Nortel NT9X62CA DMS-100 4-Port DS-512 (Refurbished)

$550.00

Nortel Networks Nortel Meridian NTDW65AAE5 CS1000 ITG-MSPD 32-Port Media Card (Refurbished)

$349.00

Nortel Networks Nortel Meridian NT6D80AB MSDL Card (Refurbished)

$57.99

Nortel Networks Nortel Meridian NT8D04BA Superloop Network Card (Refurbished)

$85.00

Nortel Networks Nortel Meridian NTRB53AA CC-S3/S4 Global Clock Controller Card (Refurbished)

$350.00

Nortel Networks Nortel Meridian NT4N65AC Option 61 and 81 2-Port Compact Core Network Interface Card (Refurbished)

$249.00

Nortel Networks Nortel Meridian NTBK51AA Downloadable DCHI for DDP DS (Refurbished)

$139.00

Nortel Networks Nortel Meridian NT8D17HC Conference TDS Card (Refurbished)

$2,999.00

Nortel Networks Nortel Meridian NT4N48BA System Utility Circuit Card (Refurbished)

$179.00

Nortel Networks Nortel NTDW54AAE6 CS1000 Call Processor Dual Core CPDC Large System (Refurbished)

$3,450.00

Nortel Networks Nortel NT1P62EA Fiber Remote Peripheral Controller Card (Refurbished)

$2,799.00

Nortel Networks Nortel Meridian QPC441 3-Port Extender Card (Refurbished)

$49.00

Nortel Networks Nortel Meridian QPC43 Peripheral Signaling Card (Refurbished)

$79.00

Nortel Networks Nortel Meridian NTRB34AB RLS 02 Circuit Card (Refurbished)

$99.00

Nortel Networks Nortel Meridian NT5D03FB RLS 02 Circuit Card (Refurbished)

$449.00

Nortel Networks Nortel Meridian NT5D61AB IODU/C Drive Package Card (Refurbished)

$715.00

Avaya Avaya Lucent AYC54B Remote Maintenance Board (Refurbished)

$79.00

Nortel Networks Nortel DMS-100 NT9X63AB OC-3 2-Port Interface Paddleboard (Refurbished)

$249.00

Nortel Networks Nortel DMS-100 NT9X17AD 4-Port UNIV Module (Refurbished)

$59.00

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1974 products

Upgrade And Replace Your Phone System Cards

Keep your business phone systems voicemail updated with our Phone System Cards. They are located and installed into your KSU, Key Service Unit. Most phone system cards will snap into place requiring very little installation. Once it is installed all of your office phones will be updated. Voicemail features and commands can start working again and your voicemail system will be up and running. We carry a variety of phone system cards to fit the model of your business telephone.

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Upgrade And Replace Your Phone System Cards