Skip to main content
Hi
!
Hi!
Sign in
or
register
Daily Deals
Brand Outlet
Gift Cards
Help & Contact
Sell
Watchlist
Expand Watch List
My eBay
Expand My eBay
Summary
Recently Viewed
Bids/Offers
Watchlist
Purchase History
Buy Again
Selling
Saved Feed
Saved Searches
Saved Sellers
My Garage
Sizes
My Collection
Messages
PSA Vault
Expand Notifications
Please
sign-in
to view notifications.
Expand Cart
Loading...
eBay Home
Shop by category
Enter your search keyword
All Categories
Search
Advanced
Best selling products: Best
VoIP System Phone Switching Systems & PBXs with SIP Trunking
Bestselling
Top Rated
1
Rank 1
Panasonic KX-NS700 Compact Hybrid Communication Platform
(2)
$488.24 New
$488.24 New
$450.00 Used
$450.00 Used
2
Rank 2
Grandstream UCM6302A FXO IP PBX Audio
$264.99 New
$264.99 New
$179.99 Used
$179.99 Used
3
Rank 3
Grandstream UCM6301 IP PBX - UCM6301
(3)
$226.99 New
$226.99 New
$209.00 Used
$209.00 Used
4
Rank 4
Grandstream UCM6302 IP PBX
$359.99 New
$359.99 New
---- Used
No used products available
5
Rank 5
NEC Sl2100 Q24-fr000000127820 Desi Sheets-24b Tel Pkg 25
$33.65 New
$33.65 New
---- Used
No used products available
6
Rank 6
Panasonic KX T30865 B Door Intercom 037988850174
(5)
$350.00 New
$350.00 New
$225.00 Used
$225.00 Used
7
Rank 7
Mitel 24 Port Onsp Card Board
$216.87 New
$216.87 New
$185.00 Used
$185.00 Used
8
Rank 8
NEC Sl1100/sl2100 Sl2100 CPU Card BE116496
$59.95 New
$59.95 New
---- Used
No used products available
9
Rank 9
2GIG Technologies GC-POTS Telephone Line Module for GC2
$7.99 New
$7.99 New
---- Used
No used products available
10
Rank 10
Avaya IP 500 V2 SD 700479710 R8 Essentials Edition License 4 Channel Voice Net
(2)
$28.99 New
$28.99 New
$9.99 Used
$9.99 Used
11
Rank 11
NEC SL1100/SL2100 BE116500 SL2100 VoIP Daughter Board
$129.00 New
$129.00 New
---- Used
No used products available
12
Rank 12
Avaya 700356447 Power Supply - Black
$11.99 New
$11.99 New
---- Used
No used products available
13
Rank 13
Avaya TN464HP Difinity Ds1 Pri Interface Card
$21.00 New
$21.00 New
$15.00 Used
$15.00 Used
14
Rank 14
NEC Sl2100 Ip7na-4ksu-c1 Be116491 4 Slot Universal Chassis
$160.65 New
$160.65 New
---- Used
No used products available
15
Rank 15
Avaya IP500 Wall Mounting Kit V2 (700500923) -
$25.00 New
$25.00 New
$18.99 Used
$18.99 Used
16
Rank 16
Panasonic KX-TDA50G Hybrid IP PBX Control Unit
(2)
$699.00 New
$699.00 New
$69.99 Used
$69.99 Used
17
Rank 17
NEC BE116506 8-Port Digital / 2-Port Analog Station Card
$135.95 New
$135.95 New
---- Used
No used products available
18
Rank 18
Panasonic Kx-tda0190 Optional 3 Slot Base Card
$75.00 New
$75.00 New
$45.00 Used
$45.00 Used
19
Rank 19
Panasonic Kx-a401 Brass Doorphone Faceplate
$28.80 New
$28.80 New
---- Used
No used products available
20
Rank 20
NEC Sl2100 3-port Co Trunk Card - Lens Attachments
$39.99 New
$39.99 New
---- Used
No used products available
21
Rank 21
Nortel NTK513DAE5 Oc3/12 STM 1/4 8 Port SFP
---- New
No new products available
---- Used
No used products available
22
Rank 22
PANASONIC EASA-PHONE KX-T1600 Recordable OGM Tone Remote Chip
---- New
No new products available
---- Used
No used products available
23
Rank 23
Panasonic Kx-t0151 2 Channel Cell Station for Use With 7600 Series Phone
$45.00 New
$45.00 New
$24.00 Used
$24.00 Used
24
Rank 24
Panasonic Kx-td180 4 Co Card KXTD180
$30.00 New
$30.00 New
$17.97 Used
$17.97 Used
25
Rank 25
Panasonic Kx-tda0143 4 Cell Station Interface Card
$85.00 New
$85.00 New
---- Used
No used products available
26
Rank 26
Yeastar P550 VoIP PBX Phone System
(1)
$869.99 New
$869.99 New
---- Used
No used products available
27
Rank 27
NEC Sl2100 BE116501 Expansion Card for Base Chassis
$29.99 New
$29.99 New
---- Used
No used products available
28
Rank 28
Avaya Bm12 - 12 Button Expansion Module 700480643 With Stand
(1)
$34.99 New
$34.99 New
$11.00 Used
$11.00 Used
29
Rank 29
NEC Sl2100 IP Quick Start Kit Nec-q24-fr000000136969 714627154700
$1,293.99 New
$1,293.99 New
---- Used
No used products available
30
Rank 30
Avaya TN799DP C-lan Interface Media Module Hv16 54
$39.00 New
$39.00 New
$19.99 Used
$19.99 Used
31
Rank 31
NEC Sl1100/sl2100 Sl2100 Small InMail SD Card/15hr BE116502 714627150832
$49.99 New
$49.99 New
---- Used
No used products available
32
Rank 32
(AN&) PANASONIC KX-TDA5170 4-PORT HYBRID EXTENSION CARD - FAST PRIORTY MAIL
$60.00 New
$60.00 New
---- Used
No used products available
33
Rank 33
NEC BE117450 Sl2100 24-button Dig. QK Start Kit
$1,576.99 New
$1,576.99 New
---- Used
No used products available
34
Rank 34
NEC Neax 2400 PA-16LCCF Circuit Card SPA-16LCCF-A SP3972 Board Module Unit
$263.22 New
$263.22 New
---- Used
No used products available
35
Rank 35
NEC Sl1100/sl2100 Sl2100 Exp. Card for Exp Chassis BE116504
$65.00 New
$65.00 New
---- Used
No used products available
36
Rank 36
Panasonic Kx-tda5171 Dlc4 4-port Digital Line Card
(1)
$49.00 New
$49.00 New
$29.00 Used
$29.00 Used
37
Rank 37
NEC Sl1100/sl2100 Sl2100 Analog Station Card BE116507
$252.99 New
$252.99 New
---- Used
No used products available
38
Rank 38
Panasonic Kx-tda5450 4-port SIP Trunk Card KXTDA5450
---- New
No new products available
---- Used
No used products available
39
Rank 39
NEC DSX Dx7na-psu-d1 1091008 Power Supply Module for Dsx80 and Dsx160 Systems
$54.95 New
$54.95 New
$15.00 Used
$15.00 Used
40
Rank 40
Kx-ncs9101 Panasonic Telco IP Softphone Plug-in Module Licence
$39.00 New
$39.00 New
---- Used
No used products available
41
Rank 41
Panasonic KX-TDA0172 16-Port Digital Extension Card - Green
(3)
$88.00 New
$88.00 New
$20.00 Used
$20.00 Used
42
Rank 42
Panasonic KX-TDA5180 4-Port Analog Trunk Card (LCOT4)
---- New
No new products available
---- Used
No used products available
43
Rank 43
Avaya S8300d Media Server 700463532 320gb Hard Drive Included
(2)
$24.00 New
$24.00 New
$20.00 Used
$20.00 Used
44
Rank 44
AT&T NT1L-230 Network Termination Unit
---- New
No new products available
---- Used
No used products available
45
Rank 45
Mitel 3300 Analog Option Board II 50004871
---- New
No new products available
---- Used
No used products available
46
Rank 46
Sennheiser Ui770 Universal Wideband Interface Active Amplifier
(2)
$22.99 New
$22.99 New
$16.99 Used
$16.99 Used
47
Rank 47
Avaya 40b Battery Charger Base 108386921 for Transtalk 9030 & 9031
---- New
No new products available
---- Used
No used products available
48
Rank 48
Kx-tvs102 Panasonic Telco 2 Port Expansion Card for VPS
$24.00 New
$24.00 New
---- Used
No used products available
49
Rank 49
Panasonic Kx-td197 Remote Modem Card for Kx-td1232 Versions 3-7
$29.95 New
$29.95 New
---- Used
No used products available
50
Rank 50
Panasonic Kx-tda5176 8 Port Analog Proprietary Extension Card
(1)
$139.00 New
$139.00 New
$65.00 Used
$65.00 Used
51
Rank 51
Toshiba BCOCIS1A 4 Circuit Loop Start Caller ID Card Daughter Board CTX CIX
$79.00 New
$79.00 New
---- Used
No used products available
52
Rank 52
Avaya IPO Ip500 Expansion Module Analog Trunk 16 700449473
$399.00 New
$399.00 New
---- Used
No used products available
53
Rank 53
VIKING ELECTRONICS SQRG12 SEQ RNG GENERATOR F/TMS6X/TMS12A
---- New
No new products available
---- Used
No used products available
54
Rank 54
Panasonic Dpits2 Kx-tva503 2 Port Digital Expansion Card
$49.99 New
$49.99 New
---- Used
No used products available
55
Rank 55
NEC SL1100 8-Port Digital Station Card IP4WW-080E-B1 1100020 BE110253
---- New
No new products available
---- Used
No used products available
56
Rank 56
NEC Univerge SV8100 PZ-4COTF Loop/Ground Start Trunk Daughter Board (670111)
$35.00 New
$35.00 New
---- Used
No used products available
57
Rank 57
MEDIA GATWEAY 1000 CHASSIS (ITEM ALSO KNOWN AS LUC-NTDU14DAE5) ntdu14dae5 - Avaya CS1000-Meridian 1 Hardware - Telephony serve
---- New
No new products available
---- Used
No used products available
58
Rank 58
Greyfox F7560 Power Location Phone Module 4-line 24-location
---- New
No new products available
---- Used
No used products available
59
Rank 59
NEC Esib(8)-u10 ETU Elite IPK Dterm Digital Station Card OOSW WARNTY QwkSHP
---- New
No new products available
---- Used
No used products available
60
Rank 60
Nortel Networks NTRB53AA Clock Controller Card RLS 8
$69.99 New
$69.99 New
$49.00 Used
$49.00 Used
61
Rank 61
ACTU3A Toshiba Strata Cix100 Control Processor Unit 30 Day
(1)
---- New
No new products available
---- Used
No used products available
62
Rank 62
Panasonic Kx-td193 4 Line Caller ID Module KXTD193
(2)
$218.95 New
$218.95 New
$49.97 Used
$49.97 Used
63
Rank 63
Nortel Networks 86431-02 Ge Lentronics JUNGLEMUX 48v Power Converter JMUX Unit
$31.84 New
$31.84 New
---- Used
No used products available
64
Rank 64
Mitel / Inter-tel 618.5006 LR5811.06200 2-Port CO Module
$59.00 New
$59.00 New
$40.00 Used
$40.00 Used
65
Rank 65
Avaya - POE Network Management Device - EC1100010-E6 (ONA 1101GT)
---- New
No new products available
---- Used
No used products available
66
Rank 66
Avaya Ip500 Universal T1 Pri 1 Daughter Card 700417439
(1)
$170.88 New
$170.88 New
$125.00 Used
$125.00 Used
67
Rank 67
(2) Ivory RCA Phone Wire Junction Box TP039 & GE TL26545
$9.99 New
$9.99 New
---- Used
No used products available
68
Rank 68
NEC Univerge Sv8100 8300 Cd-4cotb 4 Port Trunk Interface Card
(1)
---- New
No new products available
---- Used
No used products available
69
Rank 69
NEC Q24-fr000000127821 Sl2100 Desi Sheets-60b DSS Console Pkg
$33.51 New
$33.51 New
---- Used
No used products available
70
Rank 70
NEC Nec-be116509 Sl2100 Trunk Mounting Card
$42.00 New
$42.00 New
---- Used
No used products available
71
Rank 71
Panasonic Lcot8 8-port Loop Start Co Trunk Card Kx-tda0180
(3)
$189.00 New
$189.00 New
$69.99 Used
$69.99 Used
72
Rank 72
Mitel 50005683 Nyw08025012bs MXE CX II Fan Assembly
$149.95 New
$149.95 New
---- Used
No used products available
73
Rank 73
Samsung OfficeServ 7000 16dli2 16 Port Digital Station Card Works Great 7200
(1)
$59.99 New
$59.99 New
$30.00 Used
$30.00 Used
74
Rank 74
Panasonic Kx-ncp1104 VoIP Dsp4 Card for Ncp500 Ncp1000
---- New
No new products available
---- Used
No used products available
75
Rank 75
Toshiba GCTU2A Processor CPU for Cix40 Systems
$75.00 New
$75.00 New
$30.00 Used
$30.00 Used
76
Rank 76
NEC PH-SW10 Univerge SV8500 Card NEAX 2400 Board SM025 PH-SW10-A
$197.62 New
$197.62 New
---- Used
No used products available
77
Rank 77
Lucent Technologies 110aw2-300 Cross-connect Wiring Block With Legs Cat5e
$35.00 New
$35.00 New
$19.68 Used
$19.68 Used
