Key Features:
ESI 12-Button Desi
10-Pack
Each Pack will include 10 individual desi labels Only for 10 phones.
...
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Price: $13.00
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Key Features:
This handset fits the 12, 24, and 48 key phones
Compatible with: ESI IVX Charcoal New Style
...
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Price: $25.00
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Key Features:
30 Programmable Keys
Voice over IP
3 Line display
Handsfree: Built in headset jack
Half Duplex...
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Price: $119.00
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Key Features:
This power supply is designed to work with the ESI IPFP2 phones.
This unit is 48 volts and comes with the power cord...
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Price: $39.00
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Key Features:
ESI-50 includes a built-in 482 port card and IVC hardware
One expansion slot for another 482 card. Simply activate the...
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Price: $799.00
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Key Features:
ESI-50 includes a built-in 482 port card and IVC hardware, along with one expansion slot for another 482 card
Simply...
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Price: $899.00
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Key Features:
Mfr. Part #: 5000-0160
IVX A12 12 Port Analog Station Circuit Card
Condition: Refurbished
...
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Price: $299.00
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Key Features:
Mnfr Part #: 5000-0104
ESI IVX128 612 Port Card
Works with the X-Class (sleeve required) and E-Class Gen I...
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Price: $109.00
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More Information:
Provides an additional 6 CO lines, 8 digital stations, and 4 analog ports to an E-Class KSU....
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Price: $345.00
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Key Features:
ESI DP1 16 Button Display Phone Charcoal
Speakerphone with an LCD Display
16 programmable keys
Voicemail...
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Price: $69.00
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Key Features:
Mfr. Part #: 5000-0135
Adds 12 Digital Extensions
Compatibility: ESI IVX Digital Phone System
Condition:...
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Price: $445.00
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Key Features:
Mfr. Part #: 5000-0257
4 Analog CO Lines
8 Digital Extensions
2 Analog Extensions
Compatibility: ESI...
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Price: $395.00
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Key Features:
Refurbished
Allows two additional expansion cards to be installed
Compatible with:
IVX
IVX...
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Price: $48.00
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Key Features:
Mfr. Part #: 5000-0290
48 Key Digital Feature
30 Programmable Keys
Dedicated Voice Mail...
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Price: $39.00
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Key Features:
ESI IVX S-Class Gen II 482 PC 4x8x2 Expansion Card
For the 56S system (IVX 56s supports up to 16 phone lines, up to...
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Price: $595.00
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Key Features:
Mfr. Part #: 5000-0321
ESI IVC Card
Condition: Refurbished
...
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Price: $499.00
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Key Features:
E2 DLC 12 PC - Provides either a T1 interface supporting 24 DS0 channels or an ISDN PRI interface supporting 23 B (bearer)...
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Price: $399.00
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Key Features:
ESI 900MHz Compact Digital Cordless Phone - Small
Approx Talk time 7 hrs
Approx Range is 150 to 200 feet...
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Price: $545.00
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Key Features:
Provides the same great ESI phone capabilities as does the 48-Key Digital Feature Phone, yet with the additional advantage...
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Price: $179.00
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Key Features:
Provides the same great ESI phone capabilities as does the 48-Key Digital Feature Phone, yet with the additional advantage...
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Price: $129.00
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Key Features:
The ESI-1000 and ESI-600 share the same Expansion Cabinet
Maximum Expansion Cabinets:
ESI-200 - 1 Expansion...
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Price: $749.00
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Key Features:
Mnfr. Part #: 5000-0374
ESI IVX E2 A12 Analog Station Card
Connects up to 12 analog devices (only), such as fax...
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Price: $495.00
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Key Features:
The ESI 600 System for Converged Communications can be a traditional digital business phone system, a fully standards-based...
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Price: $1,311.99
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Key Features:
Mnfr Part #: 5000-0419
CS 684 - Connects up to six analog loop-start CO lines, eight Digital Feature Phones and four...
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Price: $245.00
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Key Features:
Only connects up to 12 Digital Feature Phones
This card provides 12 Digital station ports and no CO...
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Price: $445.00
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Key Features:
CS DLC 12 PC - Provides either a T1 interface supporting 24 DS0 channels or an ISDN PRI interface supporting 23 B (bearer)...
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Price: $349.00
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Key Features:
The CS-6ALC is similar to the CS-612 and E2-612,but connects only up to six analog loop-start CO lines(no...
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Price: $269.00
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Key Features:
CS DLC PC - Provides either a T1 interface supporting 24 DS0 channels or an ISDN PRI interface supporting 23 B (bearer)...
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Price: $189.00
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Key Features:
Connects up to 12 analog devices (only), such as fax machines and cordless phones
This card uses 12 station ports and...
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Price: $399.00
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Key Features:
The ESI-200’s Expansion Cabinet is unique to that model, while the ESI-1000 and ESI-600 share the same Expansion...
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Key Features:
CS IVC (Intelligent VoIP Card) - Supports standards-compliant IP telephony service and features, including VoIP to the...
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Price: $479.00
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Key Features:
CS IVC (Intelligent VoIP Card) - Supports standards-compliant IP telephony service and features, including VoIP to the...
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Price: $300.00
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Key Features:
Mfr. Part #: 5000-0493
ESI 24-Key DFP Display Phone
Condition: Refurbished
...
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Price: $69.00
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Key Features:
Mfr. Part #: 5000-0499
24 keys
Speakerphone
12 programmable buttons
Dedicated buttons for...
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Price: $54.00
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Key Features:
48 Key H DFP BL Speakerphone is specifically designed for users who are very active
The ESI 48-Key Phone has a large...
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Price: $39.99
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Key Features:
Mfr. Part #: 5000-0504, 0450-1150
Cellular Management Access Device
...
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Price: $299.00
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Key Features:
The RFID Reader is a wall-mounted device, approximately 5 1/2" high by 3 1/2" wide
Includes a CALL key for...
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Key Features:
ESI 60IP Business Phone, in Gigabit Ethernet and 10/100 Ethernet versions
Provides the same great ESI phone capabilities as...
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Price: $219.00
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Key Features:
ESI 60IP Business Phone, in Gigabit Ethernet and 10/100 Ethernet versions
Advantage of "one-wire" VoIP...
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Price: $109.00
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Key Features:
ESI Communications Servers represent an innovative approach to digital and IP communications
The science behind the...
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Price: $699.00
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Key Features:
ESI Communications Servers represent an innovative approach to digital and IP communications.
Ability to be configured...
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Price: $699.00
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The ESI 30D (digital) Business Phone is perfect for lower-traffic users who need access to system features but require less customization. The ESI...
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Price: $149.00
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Key Features:
Mfr. Part #: 5010-0540
ESI IVX 012 PC
Condition: Refurbished
...
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Price: $169.00
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Key Features:
ESI AP3389P 24VAC, 7.5 AMP, 2 Pin Power Supply
New
...
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Price: $239.00
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Key Features:
Mnfr. Part #: 5060-3404
ESI AP3389P 24VAC, 7.5 AMP, 2 Pin Power Supply
Condition:...
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Price: $199.99
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Key Features:
Mfr. Part #: 5269-0254
ESI 42S Basic KSU Cabinet with Power Supply
Condition: Refurbished
...
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Price: $475.00
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Key Features:
Mfr. Part #: 5000-0594
ESI 60D 5000-0594 Digital Phone
48 programmable keys
Voice Mail key
HELP...
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Price: $149.00
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The ESI power supply is a 6v DC adapter for use with the 48 key VoIP phones.
Key Features:
Provides 6V DC Power
Required for...
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Price: $39.00
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Key Features:
Mfr. Part #: AP2881
ESI 24V AC 1.25A Power Supply
Refurbished
...
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Price: $119.00
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Key Features:
ESI IVX 3 Amp Power Supply
Refurbished
...
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Price: $85.00
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Key Features:
The 12-Key Digital Feature Phone is designed for occasional users and for areas such as lobbies, warehouses and waiting...
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Price: $59.00
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Key Features:
ESI 48 KEY DFP H TAPI Display Speakerphone
Built-in headset jack
Condition: Refurbished
...
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Price: $99.00
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Key Features:
48 Key H DFP Telephone
The ESI 48-Key Feature Phone is specifically designed for users who are very active
The...
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Price: $129.00
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Key Features:
48-Key Digital Feature Phone
Systems: ESI Communications Servers; IVX X-Class; IVX E-Class; IVX S-Class.
30...
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Price: $39.99
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Key Features:
The 60-Key Expansion Console connects quickly to most current ESI desktop phones (on the IP Server 900 and ESI...
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Price: $79.99
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Key Features:
ESI Communications Server w/ ESI 600 Base Cabinet and ESI 600/1000 Expansion Cabinet
Mnfr. Par #: 500-0405...
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Key Features:
ESI Communications DKT-TAPI 16 Button Display Phone
Condition: Refurbished
...
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Price: $59.00
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Key Features:
48 Key RMT IPFP Charcoal Telephone
The ESI 48-Key RMT IPFP Phone works in both your local network (LAN) and remotely...
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Price: $99.00
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Key Features:
ESI IP 48 Key H IPFP Charcoal Phone
Integrated Headset Jack
Includes:
Base
Handset
New line...
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Price: $119.00
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Key Features:
ESI S-Class Generation II All In One Digital Phone System
ESI provides big-system features into the small-business IVX...
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Price: $579.00
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Key Features:
ESI EKT-A 16 Button Analog Display Phone Charcoal
The EKT-A is a multi-line analog telephone for the ESI IVX Classic...
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Price: $49.00
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Key Features:
ESI-100 includes a built-in 612 port card and IVC hardware, along with one expansion slot for another card
Both...
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Key Features:
CS IVC (Intelligent VoIP Card) - Supports standards-compliant IP telephony service and features, including VoIP to the...
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Price: $499.00
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Key Features:
Mfr. Part #: 5000-0592
Digital Business Phone with 3-Lines and 16-Programmable Buttons.
Backlt...
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Price: $99.00
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The ESI 40 IP 10/100 IP Phone is a great business phone with all the features you need to be productive. The 40 IP 10/100 phone has sixteen...
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Price: $119.00
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Key Features:
Mfg Part# 5000-0498
CS-DLC82- (ESI-50 only)Provides an ISDN PRI interface supporting 23B (bearer) channels, one D...
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Price: $499.00
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Key Features:
ESI Communications Server G2 HS 600 PC
Refurbished
...
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Price: $249.00
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Key Features:
This is the cabinet from the Demo Kit (5000-0524) this is for used for demonstration purposes only and cannot be used as a...
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Price: $899.99
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Key Features:
ESI/NorVergence CCS 48 FP w/HSJ Charcoal Telephone
Same as H DFP model if we are out of stock
Note:NorVergence...
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Price: $79.00
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The 48 Key FD DFP Full Duplex Speakerphone is specifically designed for active users. The ESI 48-Key Phone features a large backlit display. The...
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Price: $70.00
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Key Features:
48 key DFP telephone
Speakerphone
30 programmable keys
Dedicated buttons for help, record, and...
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Price: $39.99
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Key Features:
Compatible with: ESI DP1 phones and EKT-A
Condition: New
...
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Price: $12.99
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Key Features:
ESI EKT Handset Charcoal
For use on EKT systems only
New
...
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Price: $12.99
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Key Features:
ESI EKT-TAPI 16 Button Display Phone
Refurbished
...
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Price: $179.00
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Key Features:
30 Programmable Keys
3 Line Display
IP Telephony
Tri Color LED status Indicators
Message Waiting...
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Price: $119.00
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Key Features:
IVX 128 (IVX stands for Integrated Voice Exchange, while 128 indicates the system’s maximum number of...
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Price: $699.00
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Key Features:
ESI IVX 128 PLUS Digital Phone System w/expansion & 612 Port Card installed
Condition: Refurbished
...
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Price: $699.00
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Key Features:
ESI IVX 20 Plus Cabinet
Hard Drive Model: MHR2010AT (PN: CA06062-B13200DX)
Refurbished
...
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Price: $279.00
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Key Features:
ESI Original analog 4x8 expansion card
Expands your IVX system by 4 Lines, 8 Stations
Condition: Refurbished
...
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Price: $79.00
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More Information:
Condition: Refurbished
...
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Price: $129.00
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Key Features:
ESI S-Class Generation II All In One Digital Phone System
ESI builds big-system features into the small-business IVX...
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Price: $599.00
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Key Features:
ESI IVX 64 Key EC 64 Button DSS Console Charcoal
Condition: Refurbished
...
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Price: $79.99
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The IVX 128 6 X 8 X 4 expansion card provides ports for 6 C. O. Lines, 8 phone stations and 4 analog station ports....
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Price: $249.00
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Key Features:
Condition: Refurbished
...
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Price: $189.00
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The A12 PC Card provides 12 analog station ports for devices such as single line phones, faxes and modems.
The A12 PC card operates on ESI IVX...
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Price: $299.00
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Key Features:
Mfr. Part #: AP4410
ESI IVX 24V AC 5-AMP Power Supply
Compatibility:
ESI IVX E-Class
ESI IVX...
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Price: $149.00
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Key Features:
ESI IVX C-Class Gen 2 360 Expansion Port Card 3x6x2
Adds 3 CO x 6 Digital Stations to an existing ESI IVX C Class...
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Price: $249.00
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ESI IVX C-Class All-In-One Digital Phone System w/ Power Supply
Key Features:
Full integration
With an IVX C-Class system, just...
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Price: $429.00
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Key Features:
ESI IVX C-Plus Digital Phone System Cabinet
4X8X2
4 CO Lines
8 Digital Stations
2 Analog...
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Price: $499.00
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ESI DLC12 card provides expansion for 12 digital station ports and either a T-1 or PRI. On the IVX 128 it may only be configured as a T-1. On the...
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Price: $199.00
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Key Features:
To expand an IVX 128e system beyond Base Cabinet I (and its Expansion Cabinet), connect Base Cabinet II via ribbon cable to...
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Price: $699.00
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Key Features:
E2-612 Card - 6 lines x 12 digital
Condition: New
...
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Price: $499.00
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Key Features:
ESI E-Class GEN II E2 612 Port Card
Condition: Refurbished
...
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Price: $219.00
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Key Features:
ESI IVX E-Class Generation II Phone System
70 Hour Memory Module
RS-232C DB9 serial port
Built-in 33.6 Kbs...
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Price: $699.00
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Key Features:
70 Hour Memory Module
RS-232C DB9 serial port
Built-in 33.6 Kbs modem for remote access
External...
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Price: $349.00
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Key Features:
70 Hour Memory Module
RS-232C DB9 serial port
Built-in 33.6 Kbs modem for remote access
External...
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Price: $799.00
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Key Features:
The IVX 128 6 X 8 X 4 expansion card provides ports for 6 C. O. Lines, 8 phone stations and 4 analog station...
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Price: $449.00
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Key Features:
The IVX 128 6 X 8 X 4 expansion card provides ports for 6 C. O. Lines, 8 phone stations and 4 analog station...
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Price: $399.00
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Key Features:
Mfr. Part #: IVX E2 D12
Adds 12 Digital Extensions
Compatibility:
ESI IVX E-Class Gen 1
ESI IVX...
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Price: $445.00
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Key Features:
If equipped with an LNC, the ESI system supports up to 12 ESI IP Feature Phones
Each IP Feature Phone looks and works...
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Price: $399.00
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Key Features:
If equipped with an LNC, the IVX ESI system supports up to 12 ESI IP Feature Phones
Each IP Feature Phone looks and...
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Price: $249.00
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Key Features:
Port cards for the original IVX provide for configurations in multiples of 4 loop start lines by 8 stations
Each port...
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Price: $99.00
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Key Features:
ESI IVX REMOTE PKT IP PHONE
Refurbished
...
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Price: $111.99
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Key Features:
ESI IVX REMOTE PKT IP PHONE
Refurbished
...
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Price: $99.00
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Key Features:
ESI IVX S-Class Gen I 482 PC 4x8 Card
For the 42S system (The IVX 42s system tops out at 12 lines, 24 stations, and...
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Price: $395.00
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Key Features:
Mfr. Part #: 5000-0269
ESI IVX S-Class KSU Gen 1
Condition: Refurbished
...
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Price: $299.00
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Key Features:
ESI Large Heavy-duty Digital Cordless Handset 900 Mhz
Approx Range 350 to 400 feet (depends on...
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Price: $599.00
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Key Features:
CS-612 - Provides circuits to connect up to six analog loop-start CO lines and 12 Digital Feature Phones
Ground-start...
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Price: $199.00
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Key Features:
This card is used to mount IVX cards into the X-Class system
Condition: Refurbished
...
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Price: $39.00
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