Phone Switching Systems & PBXs with SIP Trunking

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Telecom Systems
- Phone Switching Systems & PBXs
- Business Phone Sets & Handsets
- Conference Equipment
- Multiplexers
- Music On-Hold Systems
- Other Telecom Systems
- Voicemail & Voice Processing Systems

810 Results

Avaya IP Office 500 V2 Phone Control Unit 7000476005
Pre-Owned · Avaya
C $414.20
or Best Offer
+GN ^ &R* ]I w .?TD! |JS/ $ S p o n s o r e d
PANASONIC KX-TDE100 PBX UNLOCKED, 1 PSU-S 1 PRI23 2DLC16 1DHLC8 1IPCMPR
Refurbished · Panasonic
C $415.59
or Best Offer
C $61.35 shipping
F+^ &1* ] w.?! GG |/OP UM X$S p o n s o r e d
Yeastar MyPBX SOHO IP PBX for 32 Users, License free, modular expandable
Pre-Owned · Yeastar
C $249.35
or Best Offer
6 watching
+^G &* ] w.7 HU? 3J !OH| Z/O $S p o n s o r e d
VOIP Hosted 3CX PBX Phone System w/ Nationwide Service - Unlimited Extensions
Brand New
C $275.67
BY +^ &* 5]D G wS .?P!|/ $IS p o n s o r e d
New ListingAvaya IP500 V2 Phone IP500V2 Rackmount Control Unit 700500758 w/VCM32 Module
Pre-Owned · Avaya
(12)
C $152.31
N+^ 3 &SW * ] w.?!|/ 3$N
New ListingAvaya IP500 V2 Control Unit PCS11 – Tested, Includes SD Card & Wall Mount
Pre-Owned · Avaya
C $137.14
C $35.78 shipping
O1 +^U &* ]N w.?! |W5/ $
New ListingNEC SL1100 Main KSU (Hybrid Digital/VOIP) plus 12 digital 24TXH-B phones
Pre-Owned · NEC
(1)
C $623.39
or Best Offer
C $141.09 shipping
+^ &ZC *2 6] E w.1 PS ?RG !|/ $
Samsung OfficeServ 7200 Phone System w/ MP20S 16DLI2 OAS 8COMBO3 8TRK2
Pre-Owned · Samsung
C $200.87
C $58.10 shipping
+5^ &G * ] UwF.?! 8|A/ $
Avaya IP Office 500v2 Unit w/Expansions 2x 700417330 & 1x 700504556
Parts Only · Avaya
(12)
C $200.80
or Best Offer
C $88.98 shipping
VY+ ^K &8* ] w.? !|/ 0$Y K
NEW Panasonic KX-TDA5450 4-Port SIP Trunk Card KXTDA5450
Brand New · Panasonic
C $415.58
or Best Offer
C $52.11 shipping
VT +^ &* S]0 w.?!|/ M$
Avaya 700476005 IP500 V2 Control Unit w/ SD Card *Refurbished*
Refurbished · Avaya
(12)
C $275.67
or Best Offer
+P^ 6 QT&* ] S w.V?! |71/ E$
Panasonic KX-NS700 Hybrid IP-PBX Compact Communication Platform
Pre-Owned · Panasonic
(2)
C $152.37
Was: C $304.75was - C $304.75
or Best Offer
C $89.21 shipping
+3U ^ R&*U 3] Fw .?K!E| / $
REF “A’ STOCK - ShoreTel ShoreGear ST100A Voice Switch 10524 100 IP Phones 8 CO
Refurbished · ShoreTel
C $207.73
or Best Offer
37+^ &* ] w.A6 ?B!|E/ $ 6
Cisco Collaboration Lab - Full Solution Enterprise Suite - Version 12, 14 & 15
Brand New · Cisco
C $96.97
or Best Offer
+^4 V&* ]SC wF.C? Q!|/ O$ S p o n s o r e d
Digium TE205P E1/T1 PCI CARD with VPMOCT064 Rev. B1 Echo Cancellation Module
Pre-Owned · Digium
C $584.00
or Best Offer
0I S3 +^ &*HH D]C w.D?1 !|/ $S p o n s o r e d
NovaPhone Small Business Phone System - 3 month service
Includes International Calling
Brand New
C $110.75
C $39.90 shipping
AB +^ &1*X P] w3 2W. P?!M |/ $S p o n s o r e d
Panasonic KX-NCP500 Pure IP-PBX Phone System with IPCMPR+LCOT4+DHLC4+DLC8 Module
Pre-Owned · Panasonic
(1)
C $112.20
Was: C $124.66was - C $124.66
C $40.96 shipping
0+^ 5&* ] wP8.?!| 8/ $J
Asterisk FreePBX FPBX42 M842 Business VoIP SIP IP PBX PRO System up to 42 Users
Brand New
C $247.97
+^6 &6* ]Z w.S? P!|/ 8$ J8
IPitomy IP PBX+ IP1200 1200 Phone System
Pre-Owned
C $206.41
or Best Offer
C $52.03 shipping
3E MS +^DD &* ] RA 5Cw.?! |/ $
AVAYA PARTNER ACS 509 PROCESSOR with PARTNER ACS Backup/Restore PC Card
Pre-Owned · Avaya
(3)
C $207.73
C $77.60 shipping
+^ G&* ]3 w .OZ?! R5|/ $FI
Panasonic KX-NS700 Main Cabinet *Refurbished*
Refurbished · Panasonic
(2)
C $344.94
or Best Offer
+53^ F &* M] w.?!|/ D$Y I
Grandstream UCM6302 IP PBX Appliance
Brand New · Grandstream
C $439.13
OE +DW^ 8&R* ]O Hw.?!|/ L$
Avaya IP Office 500 DS(1-6) ATMV2 Combination Card w/ 4 Analog Trunks 700504556
Pre-Owned · Avaya
(5)
C $44.30
or Best Offer
C $21.78 shipping
+^G &C* 4N G B ] w.B3? 5!4| / $
GS-UCM6302 IP PBX 2FXO, 2FXS Appliance by Grandstream
Brand New · Grandstream
C $498.69
or Best Offer
C $74.82 shipping
73 sold
+^ T&V S*W 4 S U] w.?Y!| / $
Lucent Partner 103H Business Phone System with 2-ACS & Power Plug
Pre-Owned · Lucent
C $160.69
Was: C $200.87was - C $200.87
or Best Offer
J+^6 &XK* 2]T w. VG 1F ?!|/ $
GS-UCM6301 IP PBX 1FXO, 1FXS Appliance by Grandstream
Brand New · Grandstream
(3)
C $314.45
or Best Offer
C $69.38 shipping
99 sold
+^T &* Y F] Bw E.4? H!|/ F$
Avaya IP Office IP500V2 Control Unit 48 Line Switch
Pre-Owned · Avaya
(12)
C $261.82
or Best Offer
+8X ^ME &* ]KG w. 6?!F M|/A $
LUCENT PARTNER Business Phone System Model 103H Mail 539C8, 103G8, 103G9
Pre-Owned · Lucent
C $207.80
or Best Offer
+^ P&H *T8 7 U ] w.?C!I |/ I$
Nortel BCM400 Business Communications Module w/ DSM32+ 2xGATM 8
Pre-Owned · Nortel
C $249.34
Was: C $277.05was - C $277.05
or Best Offer
C $175.49 shipping
+^ 4M&* 9P] w T7.?!|/ $ OS p o n s o r e d
Panasonic KX-TDA0142 3-Channel Cell Station Unit QTY 5
Refurbished · Panasonic
C $110.82
or Best Offer
C $66.26 shipping
+^ &K*Q 8 ] 7w.?!|/ $ 3M XCS p o n s o r e d
Avaya 9150 Remote Gateway NEW NTDR69AEE5
Brand New · Avaya
C $187.02
or Best Offer
C $48.49 shipping
CA +0^1 &*BS ] wI.?E !LW|/ $S p o n s o r e d
Nortel BCM400 Business Communications Module w/ DSM32+ GATM 8, GATM 4
Pre-Owned · Nortel
C $249.34
Was: C $277.05was - C $277.05
or Best Offer
C $175.49 shipping
30 +^S4 &* 4N] N Zw.?! |/ $S p o n s o r e d
Avaya IP Office 500 / PCS 08 Control Unit 700417207
Pre-Owned · Avaya
(1)
C $103.90
or Best Offer
XU Z+^ 4&* ] w.?16! |/ BC V$
Panasonic KX-NS700G Base Cabinet W/ Rack Mount - NO - LCOT, DLC, DSP or SD Card
Refurbished · Panasonic
C $276.99
or Best Offer
+^7V &C3* ] QX w.?!J9|/ $
Refurbished Avaya S8700 700405079 Series DAL-2 Duplication Memory Board
Refurbished · Avaya
C $344.94
or Best Offer
+VM^ X&*N BO] w.? !|C3 7/ $
NEW Avaya SD Card 11.1 PCS22 700479710 MU-LAW for IP 500 V2 700476005 IP Office
Brand New · Avaya
(2)
C $109.44
or Best Offer
C $25.03 shipping
+P9 G^W &* ]08 w.8?L !G|/U $
Panasonic KX-NS5110 Type Small IP VOIP DSP Expansion Card - Use W/ KX-NS700
Refurbished · Panasonic
C $263.14
or Best Offer
+^ &*D C] UU w.Z?3 !RF |EL/ $
Panasonic KX-NS700G Hybrid IP-PBX Compact Communication Platform w/ LCOT6+DLC16
Pre-Owned · Panasonic
C $187.00
Was: C $207.78was - C $207.78
+^B &*Q ]IQ w8.N? 5I! 1I |/ $
NEC SV8100 CHS2U B-US PHONE SYSTEM WITH MOUNTING BASE/POWER CORD FREE SHIPPING
Pre-Owned · NEC
C $242.36
or Best Offer
C $33.80 shipping
7+^J &* ] Hw.B?!| /9O 9$S p o n s o r e d
ShoreTel ShoreGear 30 SG-30 Voice Switch Module 600-1071-20 ST001
Brand New · ShoreTel
C $96.97
+^ &* ] w.?XC !|/ Y$V 9R S p o n s o r e d
Samsung OfficeServ 7000 16MWSLI 16-Pot Single Line Card with Message Waiting
Pre-Owned · Samsung
C $117.75
or Best Offer
+^4C XN 8&* ] w.?!5 |5H/ $
Avaya IP500 CONTROL UNIT PCS10 700417207 700431778 700417389 700504031
Pre-Owned · Avaya
(1)
C $69.27
or Best Offer
C $109.23 shipping
AS B+^Z &* ]C wG .G?!9 |O/C $
AVAYA IPO MU-LAW PCS18 SYSTEM SD Card Avaya IP 500 V2 700479710
Pre-Owned · Avaya
(2)
C $23.72
Was: C $26.94was - C $26.94
C $15.58 shipping
Only 1 left!
+^GD A 3&* 73 ] 3 4 w.?!|/K3 $
Avaya Partner ACS 509 Processor 700316474 103R1 R7
Pre-Owned · Avaya
(3)
C $322.43
or Best Offer
+^YK &A*Y 8I I] 3 NwV. ?!|/ $
Nortel Networks BCM400 Base Function Tray NTAB9969E5-R 910196R
Brand New · Nortel
C $180.08
or Best Offer
+^5 &*L ] w.?! 0G| / E$S I2
NEC SV9100 GCD-CP10 CPU Main Processor Blade BE113218 W SD-B1 FLASH CARD
New (Other) · NEC
C $69.25
C $36.35 shipping
Y+^3 A9 &* ]0 wI. S?!|S/ $
Vertical Communications SBX IP 320 4000-00 Main Basic 16 Stations
Pre-Owned
C $117.74
or Best Offer
C $50.45 shipping
+^ &* P]A w.1?6 !L|/8 $
Panasonic KX-NS5110 DSP-S Card VoIP DSP Card S Type New
Brand New · Panasonic
C $374.02
or Best Offer
C $31.03 shipping
+0^6 V&G* ]4 w.?C!| Q/ $
Nortel Norstar NT7B56FA-93 Compact ICS Phone Panel System Yellowed
Pre-Owned · Nortel
C $131.44
or Best Offer
+^AW PS &* Z]H w.?!Q|F /RA $
Avaya IP500 V2 700476005 IP Office Control Unit Essential; Chassis Only W/ Card
Refurbished · Avaya
(12)
C $69.27
C $22.51 shipping
RD+^ &* ] w.?!|/ 8$R
Avaya IP Office 500 V2 SD Card 8.1 T1 PRI Essential Edition Voicemail
Refurbished · Avaya
C $270.13
or Best Offer
C $22.86 shipping
H+A^ &* ] w.A?7!| /BQ E E $
Avaya DAL2 S0 , 1 V1 Duplication 512MB Memory Board SFP 700405079 Full Height
Pre-Owned · Avaya
C $193.91
C $26.20 shipping
+^ Y&*V ] wJ.B?! |J/W $W
Samsung OfficeServ 7200 Digital Communications System w/ MP20 OAS SVMi-20i
Pre-Owned · Samsung
C $138.52
BD+ ^UR &K2* U] Nw. ?!3|S / $
Avaya IP Office 500 V2 Processor 700476005 w/ Combination Base Card 700476013
Refurbished · Avaya
(12)
C $414.20
or Best Offer
C $65.03 shipping
+^C C& SY* GZ ] w. F?2!|/ $
Avaya Nortel BCM 50 R6 6.0 Phone System 16 Voicemail 24 IP 12 Unified 2 Exp Port
Refurbished · Nortel
C $1,239.84
or Best Offer
C $132.05 shipping
+^4 U& X5* SQ I ] wV F.?!F|/ $
Nortel BCM50 3.0~ *OPEN BOX* ~ NT9T6502E5~Never Used
New (Other) · Nortel
(1)
C $127.43
or Best Offer
H+2 ^LH &SA* IR ] w. ?!|L/6 $
Issabel 4 Elastix FreePBX VOIP phone system Server Hosted PBX Cloud VPS support
Brand New
C $27.71
Free shipping
39 watching
+0^ Z 1G&* ] wN8. ?!57|/ $
Panasonic KX-NCP500 Pure IP PBX - Brand New in Box
Brand New · Panasonic
C $415.58
or Best Offer
+3^ 3 W&*J Y]F Iw.?S !Y|T/ $
Nortel Business Communications Manager 400 BCM400 Digital Trunk Interface + Mods
Pre-Owned · Nortel
C $290.91
Was: C $415.59was - C $415.59
or Best Offer
C $61.02 shipping
+^T &P* ] w7.Y BC?!|/ $ O1S p o n s o r e d
Nortel BCM400 Business Communications Module w/ DSM32+ & ADID 8, GATM 8, GATM 4
Pre-Owned · Nortel
C $249.34
Was: C $277.05was - C $277.05
or Best Offer
C $175.49 shipping
+^ BG 7&P *Y L] MJ w.?QJ!| / $S p o n s o r e d

Phone Switching Systems & PBXs with SIP Trunking

Shop by Category

810 Results

Avaya IP Office 500 V2 Phone Control Unit 7000476005

PANASONIC KX-TDE100 PBX UNLOCKED, 1 PSU-S 1 PRI23 2DLC16 1DHLC8 1IPCMPR

Yeastar MyPBX SOHO IP PBX for 32 Users, License free, modular expandable

VOIP Hosted 3CX PBX Phone System w/ Nationwide Service - Unlimited Extensions

New ListingAvaya IP500 V2 Phone IP500V2 Rackmount Control Unit 700500758 w/VCM32 Module

New ListingAvaya IP500 V2 Control Unit PCS11 – Tested, Includes SD Card & Wall Mount​

New ListingNEC SL1100 Main KSU (Hybrid Digital/VOIP) plus 12 digital 24TXH-B phones

Samsung OfficeServ 7200 Phone System w/ MP20S 16DLI2 OAS 8COMBO3 8TRK2

Avaya IP Office 500v2 Unit w/Expansions 2x 700417330 & 1x 700504556

NEW Panasonic KX-TDA5450 4-Port SIP Trunk Card KXTDA5450

Avaya 700476005 IP500 V2 Control Unit w/ SD Card *Refurbished*

Panasonic KX-NS700 Hybrid IP-PBX Compact Communication Platform

REF “A’ STOCK - ShoreTel ShoreGear ST100A Voice Switch 10524 100 IP Phones 8 CO

Cisco Collaboration Lab - Full Solution Enterprise Suite - Version 12, 14 & 15

Digium TE205P E1/T1 PCI CARD with VPMOCT064 Rev. B1 Echo Cancellation Module

NovaPhone Small Business Phone System - 3 month service

Panasonic KX-NCP500 Pure IP-PBX Phone System with IPCMPR+LCOT4+DHLC4+DLC8 Module

Asterisk FreePBX FPBX42 M842 Business VoIP SIP IP PBX PRO System up to 42 Users

IPitomy IP PBX+ IP1200 1200 Phone System

AVAYA PARTNER ACS 509 PROCESSOR with PARTNER ACS Backup/Restore PC Card

Panasonic KX-NS700 Main Cabinet *Refurbished*

Grandstream UCM6302 IP PBX Appliance

Avaya IP Office 500 DS(1-6) ATMV2 Combination Card w/ 4 Analog Trunks 700504556

GS-UCM6302 IP PBX 2FXO, 2FXS Appliance by Grandstream

Lucent Partner 103H Business Phone System with 2-ACS & Power Plug

GS-UCM6301 IP PBX 1FXO, 1FXS Appliance by Grandstream

Avaya IP Office IP500V2 Control Unit 48 Line Switch

LUCENT PARTNER Business Phone System Model 103H Mail 539C8, 103G8, 103G9

Nortel BCM400 Business Communications Module w/ DSM32+ 2xGATM 8

Panasonic KX-TDA0142 3-Channel Cell Station Unit QTY 5

Avaya 9150 Remote Gateway NEW NTDR69AEE5

Nortel BCM400 Business Communications Module w/ DSM32+ GATM 8, GATM 4

Avaya IP Office 500 / PCS 08 Control Unit 700417207

Panasonic KX-NS700G Base Cabinet W/ Rack Mount - NO - LCOT, DLC, DSP or SD Card

Refurbished Avaya S8700 700405079 Series DAL-2 Duplication Memory Board

NEW Avaya SD Card 11.1 PCS22 700479710 MU-LAW for IP 500 V2 700476005 IP Office

Panasonic KX-NS5110 Type Small IP VOIP DSP Expansion Card - Use W/ KX-NS700

Panasonic KX-NS700G Hybrid IP-PBX Compact Communication Platform w/ LCOT6+DLC16

NEC SV8100 CHS2U B-US PHONE SYSTEM WITH MOUNTING BASE/POWER CORD FREE SHIPPING

ShoreTel ShoreGear 30 SG-30 Voice Switch Module 600-1071-20 ST001

Samsung OfficeServ 7000 16MWSLI 16-Pot Single Line Card with Message Waiting

Avaya IP500 CONTROL UNIT PCS10 700417207 700431778 700417389 700504031

AVAYA IPO MU-LAW PCS18 SYSTEM SD Card Avaya IP 500 V2 700479710

Avaya Partner ACS 509 Processor 700316474 103R1 R7

Nortel Networks BCM400 Base Function Tray NTAB9969E5-R 910196R

NEC SV9100 GCD-CP10 CPU Main Processor Blade BE113218 W SD-B1 FLASH CARD

Vertical Communications SBX IP 320 4000-00 Main Basic 16 Stations

Panasonic KX-NS5110 DSP-S Card VoIP DSP Card S Type New

Nortel Norstar NT7B56FA-93 Compact ICS Phone Panel System Yellowed

Avaya IP500 V2 700476005 IP Office Control Unit Essential; Chassis Only W/ Card

Avaya IP Office 500 V2 SD Card 8.1 T1 PRI Essential Edition Voicemail

Avaya DAL2 S0 , 1 V1 Duplication 512MB Memory Board SFP 700405079 Full Height

Samsung OfficeServ 7200 Digital Communications System w/ MP20 OAS SVMi-20i

Avaya IP Office 500 V2 Processor 700476005 w/ Combination Base Card 700476013

Avaya Nortel BCM 50 R6 6.0 Phone System 16 Voicemail 24 IP 12 Unified 2 Exp Port

Nortel BCM50 3.0~ *OPEN BOX* ~ NT9T6502E5~Never Used

Issabel 4 Elastix FreePBX VOIP phone system Server Hosted PBX Cloud VPS support

Panasonic KX-NCP500 Pure IP PBX - Brand New in Box

Nortel Business Communications Manager 400 BCM400 Digital Trunk Interface + Mods

Nortel BCM400 Business Communications Module w/ DSM32+ & ADID 8, GATM 8, GATM 4

More to explore

New ListingAvaya IP500 V2 Control Unit PCS11 – Tested, Includes SD Card & Wall Mount

Avaya 700476005 IP500 V2 Control Unit w/ SD Card Refurbished

Panasonic KX-NS700 Main Cabinet Refurbished

Nortel BCM50 3.0~ OPEN BOX ~ NT9T6502E5~Never Used