ESI Phone System Parts
$52.97
$135.99
ESI Communications Server D12 PC Digital Station Card (5000-0420)
Refurbished
90 Day Warranty
Refurbished
90 Day Warranty
$70.98
$674.99
$193.97
$936.99
$52.50
ESI Communications Server 100 IVC 12R12EL Intelligent VoIP Card...
Refurbished
1 Year Warranty
Refurbished
1 Year Warranty
$337.50
ESI Communications Server ESI-200 Base Cabinet W/Upgraded...
Refurbished
1 Year Warranty
Refurbished
1 Year Warranty
$1,347.99
$2,806.99
ESI Communications Server IVC 12R12EL Intelligent VoIP Card...
Refurbished
1 Year Warranty
Refurbished
1 Year Warranty
$438.75
ESI Communications Server IVC 24R Intelligent VoIP Card...
Refurbished
1 Year Warranty
Refurbished
1 Year Warranty
$303.75
$53.95
$592.99
$131.95
$449.99
$425.98
$549.00
$10.98
$34.99
$41.96
$343.99
ESI IVC 24EL 1-Port RJ-45 Intelligent VoIP Card 5000-0456
Refurbished
90 Day Warranty
Refurbished
90 Day Warranty
$472.50
$35.95
$79.99
$46.97
$247.99
ESI IVX E-Class 72e Phone System (Base Cabinet I) Gen II 140 HR...
Refurbished
90 Day Warranty
Refurbished
90 Day Warranty
$274.96
$786.99
ESI IVX E-Class NSP-2 Network Services Processor Module
Refurbished
1 Year Warranty
Refurbished
1 Year Warranty
$128.97
$149.99
$398.25
ESI IVX E2 D12 12-Port Digital Extension Station Card - Gen II
Refurbished
90 Day Warranty
Refurbished
90 Day Warranty
$99.97
$430.99
ESI IVX E2 DLC0PC 12-Port T1/PRI Station Card - 4310
Refurbished
90 Day Warranty
Refurbished
90 Day Warranty
$37.95
$97.99
ESI IVX E2 DLC12 PC 12-Port T1/PRI Station Card
Refurbished
90 Day Warranty
Refurbished
90 Day Warranty
$112.00
$999.99
$46.97
$281.99
$41.96
$135.99