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Showing 1 to 24 of 53 products
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NEC ELITE IPK SLIE (4)-U10 ETU ANALOG INTERFACE UNIT (Stock # 750218) Refurbished
Product features ELITE IPK SLIE (4)-U10 ETU IPK ANALOG INTERFACE UNIT (750218) Â This single line telephone ETU supports 4 single line telephones and/or analog...
Product features ELITE IPK SLIE (4)-U10 ETU IPK ANALOG INTERFACE UNIT (750218) Â This single l...
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NEC ELITE IPK SLIB (4)-U10 ETU IPK ANALOG INTERFACE UNIT Stock # 750217 Refurbished
The efficient NEC 750217Â ELITE IPK SLIB (4)-U10 ETU IPK ANALOG INTERFACE UNIT is a single-line telephone ETU that supports 4 single-line telephones and/or analog voice...
The efficient NEC 750217Â ELITE IPK SLIB (4)-U10 ETU IPK ANALOG INTERFACE UNIT is a single-line te...
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NEC ESI(8)-U10 ETU / ELECTRONIC STATION INTERFACE UNIT (Stock # 750210) - NEW Part# BE108996
Product featuresELECTRONIC STATION INTERFACE UNIT Same function as ESIB(8)-U10 without expand capability.NEW Part# BE108996 New in the Box One Year Warranty
Product featuresELECTRONIC STATION INTERFACE UNIT Same function as ESIB(8)-U10 without expand cap...
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NEC COIB (4)-U30 ETU (Stock # 750449) NEW
Product featuresCENTRAL OFFICE INTERFACE UNIT with CALLER IDThe Central Office Caller ID ETU detects Caller ID signals from the central office and sends them to...
Product featuresCENTRAL OFFICE INTERFACE UNIT with CALLER IDThe Central Office Caller ID ETU dete...
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Circuit Boards
NEC DTI-U40 ETU / DIGITAL TRUNK INTERFACE UNIT (Stock # 750196) NEW
Product featuresDTI-U40 ETU DIGITAL TRUNK INTERFACE UNIT (required for T1 K-CCIS) The Digital Trunk Interface Unit provides for the termination of T1/Fractional T1 (24 DS-0...
Product featuresDTI-U40 ETU DIGITAL TRUNK INTERFACE UNIT (required for T1 K-CCIS) The Digital Tru...
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NEC COIB (8)-U30 ETU (Stock # 750451) NEW
Product featuresCENTRAL OFFICE INTERFACE UNIT with CALLER IDThe Central Office Caller ID ETU detects Caller ID signals from the central office and sends them to...
Product featuresCENTRAL OFFICE INTERFACE UNIT with CALLER IDThe Central Office Caller ID ETU dete...
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NEC DPH (4)-U10 ETU / DOOR PHONE INTERFACE UNIT (Stock # 750310) NEW
Product featuresDOOR PHONE INTERFACE UNITThe Door Phone Interface ETU allows 4 DP-D-1A door phones to be connected. Two simultaneous calls are allowed and up to...
Product featuresDOOR PHONE INTERFACE UNITThe Door Phone Interface ETU allows 4 DP-D-1A door phone...
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KMM( ) U-20 Upgrade Kit / NEC ACTIVATION KEY for MIFM-U20 (Stock # 750731) NEW
Product features ACTIVATION KEY for MIFM-U20 This unit is mounted on the MIFM-U10 ETU and supports LCR or Caller ID scroll/callback function. One Year Warranty...
Product features ACTIVATION KEY for MIFM-U20 This unit is mounted on the MIFM-U10 ETU and support...
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KMM( ) Upgrade Kit ACTIVATION KEY for MIFM-U10 (Stock # 750730) NEW
Product features Upgrade Kit ACTIVATION KEY for MIFM-U10 This unit is mounted on the MIFM-U10 ETU and supports LCR or Caller ID scroll/callback function. NEW...
Product features Upgrade Kit ACTIVATION KEY for MIFM-U10 This unit is mounted on the MIFM-U10 ETU...
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NEC PRT (1)-U20 ETU / PRIMARY RATE INTERFACE UNIT (Stock # 750476) NEW
Product featuresPRIMARY RATE INTERFACE UNITThe Primary Rate Interface Unit provides for the termination of an ISDN PRI line for voice service only. This unit supports...
Product featuresPRIMARY RATE INTERFACE UNITThe Primary Rate Interface Unit provides for the termi...
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NEC ESI(8)-U10 ETU / ELECTRONIC STATION INTERFACE UNIT (Stock # 750210) REFURBISHED - NEW Part# BE108996
Product featuresELECTRONIC STATION INTERFACE UNIT Same function as ESIB(8)-U10 without expand capability. NEW Part# BE108996 REFURBISHEDSix Month Warranty
Product featuresELECTRONIC STATION INTERFACE UNIT Same function as ESIB(8)-U10 without expand cap...
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NEC PRT (1)-U20 ETU / PRIMARY RATE INTERFACE UNIT (Stock # 750476) Refurbished
Product featuresPRIMARY RATE INTERFACE UNITThe Primary Rate Interface Unit provides for the termination of an ISDN PRI line for voice service only. This unit supports...
Product featuresPRIMARY RATE INTERFACE UNITThe Primary Rate Interface Unit provides for the termi...
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NEC - MIFM-U10 ETU / NEC Multiple Interface Unit for multifunction (Stock # 750470) Refurbished
Product featuresMultiple Interface Unit for Multifunction. This unit provides additional memory for processing and backup for PC programming and SMDR and wireless programming. If LCR...
Product featuresMultiple Interface Unit for Multifunction. This unit provides additional memory f...
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NEC - MIFM-U10 ETU / NEC Multiple Interface Unit for multifunction (Stock # 750470) NEW
Product featuresMultiple Interface Unit for Multifunction. This unit provides additional memory for processing and backup for PC programming and SMDR and wireless programming. If LCR...
Product featuresMultiple Interface Unit for Multifunction. This unit provides additional memory f...
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NEC COIB (4)-U30 ETU (Stock # 750449) ~ REFURBISHED
Product features CENTRAL OFFICE INTERFACE UNIT with CALLER IDThe Central Office Caller ID ETU detects Caller ID signals from the central office and sends them...
Product features CENTRAL OFFICE INTERFACE UNIT with CALLER IDThe Central Office Caller ID ETU det...
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NEC COIB (8)-U10 ETU (Stock # 750448) NEW
Product featuresCENTRAL OFFICE INTERFACE UNIT with CALLER IDThe Central Office Caller ID ETU detects Caller ID signals from the central office and sends them to...
Product featuresCENTRAL OFFICE INTERFACE UNIT with CALLER IDThe Central Office Caller ID ETU dete...
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PVA(X)-U10 ~ NEC ELECTRA ELITE IPK II (Stock # 750235) NEW
Product features This ETU provides support for Media Gateway or IP K-CCIS trunks.This ETU can assign 16 Media Gateway or 24 IP K-CCIS trunks.One IPK...
Product features This ETU provides support for Media Gateway or IP K-CCIS trunks.This ETU can ass...
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NEC COIB (4)-U20 ETU (Stock # 750447) NEW
Product featuresCENTRAL OFFICE INTERFACE UNIT with CALLER ID The Central Office Caller ID ETU detects Caller ID signals from the central office and sends them...
Product featuresCENTRAL OFFICE INTERFACE UNIT with CALLER ID The Central Office Caller ID ETU d...
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NEC DPH (4)-U10 ETU / DOOR PHONE INTERFACE UNIT (Stock # 750310) Refurbished
Product featuresDOOR PHONE INTERFACE UNITThe Door Phone Interface ETU allows 4 DP-D-1A door phones to be connected. Two simultaneous calls are allowed and up to...
Product featuresDOOR PHONE INTERFACE UNITThe Door Phone Interface ETU allows 4 DP-D-1A door phone...
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NEC SLI(8)-U10 ETU / SINGLE LINE INTERFACE UNIT Stock # 750220 Refurbished
Product features SINGLE LINE INTERFACE UNIT This Single Line Telephone ETU supports 8 Single Line Telephones and/or analog voice mail ports. This ETU provides Ringing...
Product features SINGLE LINE INTERFACE UNIT This Single Line Telephone ETU supports 8 Single Line...
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NEC SLI(4)-U10 ETU / SINGLE LINE INTERFACE UNIT (Stock # 750215) Refurbished
Product featuresSINGLE LINE INTERFACE UNIT This Single Line Telephone ETU supports 4 Single Line Telephones and/or analog voice mail ports. This ETU provides Ringing Signal...
Product featuresSINGLE LINE INTERFACE UNIT This Single Line Telephone ETU supports 4 Single Line ...
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NEC CNF (8)-U10 ETU / MULTI-LINE CONFERENCE BRIDGE (Stock # 750175) NEW
Product features MULTI-LINE CONFERENCE BRIDGE Provides the ability to support either one 8-party or two 4-party conferences. Each conference is DSP amplified, balanced and password...
Product features MULTI-LINE CONFERENCE BRIDGE Provides the ability to support either one 8-party ...
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NEC - MIFM-U20 ETU / NEC Multiple Interface Unit for multifunction (Stock # 750471) Refurbished
Product featuresMultiple Interface Unit for Multifunction. This unit provides additional memory for processing and backup for PC programming and SMDR and wireless programming. If LCR...
Product featuresMultiple Interface Unit for Multifunction. This unit provides additional memory f...