ESI IVX S-Class E-Class Phone System Expansion Cabinet

The ESI Expansion Cabinet for ESI S-Class and E-Class phone systems expands the systems to accept an additional two port cards. The cabinet includes grounding capabilities for connecting your expansion to the main system. ESI Expansion Cabinet Features: ...

ESI 5000-0420 CS D12 PC 12 Port Digital Extension Card

The ESI 5000-0420 is an add on module for ESI Communications Server systems. The module provides 12 digital station ports to add additional digital phones to your system. The module is compatible with the ESI 200, 600, and 1000 systems. ESI 5000-0420...

ESI 5000-0589 Presence Management RFID Reader Door Phone

The ESI 5000-0589 is a door phone designed to be used in conjunction with a presence management system. The door phone has a call key designed to allow for door phone operations. A two line backlight screen can be used to provide messages as...

ESI 5000-0423 CS 6ALC Analog Trunk Card

The ESI CS 6ALC 5000-0423 is a six port analog trunk card designed for your ESI-200, ESI-600 or ESI-1000 phone systems.  Unlike the other ESI cards or modules, this card does not have the twelve digital station ports. ESI 5000-0424...

ESI 5000-0424 CS DLC T1/PRI Digital Line Card

The ESI CS 5000-0424 is a digital line card that provides a single T1 or PRI circuit.  Designed for the ESI-200, ESI-600 and ESI-1000 phone systems, this card differs from the others because it does not have the twelve digital stations. ESI...

ESI Compact IP Cordless Phone 5000-0355

This ESI phone is a popular choice because of its wireless capabilities.  The compact cordless IP phone offers a range of 150 feet and features four programmable buttons which can be used for line appearances and speed dialing.  The two lined...

ESI 24 Key Paper Desis - Lot of 10

This item includes 10 replacement paper desis for the ESI 24 Key phone. These are guaranteed to fit and will make your phone look new again. Includes: (10) Paper Desi

ESI IVX DP1 Phone Base

This base fits your ESI IVX DP1 phone, giving you better view of the phone's display while at your desk. Don't replace your phone completely when you can simply replace your broken or damaged base. Includes: (1) ESI DP1 Base