ESI IVC 12R12EL Intelligent VoIP Module 5000-0461

The ESI IVC 12R12EL (5000-0461) is an intelligent VoIP card designed to fit the ESI Communications Servers. The ESI IVC 12R12EL (5000-0461) features twelve VoIP stations or twelve ESI link channels...

ESI E2 D12 IVX 12 Port Digital Extension Card

The ESI IVX E2 D12 is a digital port card for several ESI phone systems. The ESI IVX E2 D12 adds 12 digital extensions to an ESI phone system. This is the second generation ESI D12 card. ESI IVX E2...

ESI DLC12 T1/PRI Digital Station Card 5000-0422

The ESI DLC12 is a twelve port digital station card and T1/PRI interface designed to fit the ESI Communications Services (200, 600 and 1000). The ESI DLC12 T1/PRI (5000-0422) features a single T1 or...

ESI Communications Server G2 HS IVC 24R Intelligent VoIP Card

The ESI Communications Server G2 HS 24R is an intelligent VoIP for ESI Communications Servers. The ESI G2 HS IVC 24R provides 24 IP station ports cards in local or remote configuration. The ESI...

ESI Communications Server 24EL Intelligent VoIP Card 5000-0456

The ESI Communications Server G2 HS 24EL is an intelligent VoIP for ESI Communications Servers. The ESI G2 HS IVC 24EL provides 24 ESI-Link ports for configuration. The ESI Communications Server G2...

ESI Communications Server 12R12EL IVC Module 5000-0460

The ESI Communications Server 12R12EL (5000-0460) is an intelligent VoIP card designed to fit the ESI Communications Server 100, 200, 600 and 1000. It's important to note, a port card adapter is...

ESI A12 Analog Station Card 5000-0425

The ESI A12 (5000-0425) is an analog station card designed to fit ESI 200, 600, and 1000 Communications Servers. The ESI A12 features twelve analog station ports which are perfect for connecting your...