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| 21. | 
Model # VB-444302 | | The TSW-576 provides the time switch circuitry required for up to 576 ports. This card must be used with the CPC-576. This card installs in the first option slot of the first Base cabinet. Only one car...Read More
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Call For Pricing! |  Detail Box
In Stock |
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| 22. |
Model # VB-44431 | | PCMCIA card that stores system memory for the CPC 576 processor card. Required when using the CPC 576. Read More
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Call For Pricing! | Detail Box
In Stock |
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| 23. |
Model # VB-44451 | | This card supports the interconnection between DBS 576 cabinets in a multiple-cabinet system. This card establishes the bus connections (PCM highway and terminal control) of th Base cabinet and additiona...Read More
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Call For Pricing! | Detail Box
In Stock |
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| 24. |
Model # VB-44452 | | The CBLDBS card supports the interconnection between cabinets when DBS cabinets are connected to the DBS cabinets are connected to the DBS 576. This card establishes the bus connections (PCM highway an...Read More
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Call For Pricing! | Detail Box
In Stock |
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| 25. |
Model # VB-44460 | | This unit provides network synchronization and is required with digital circuits such as ISDN and T1. The SYNC card synchronizes the PCM clock with an outside resource. When digital circuits are used...Read More
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$193.97
| Detail Box
In Stock |
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| 26. |
Model # VB-44470 | | Special card used to mate with CPC 96 and CPC 288 processor card for software upgrades. Read More
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Call For Pricing! | Detail Box
In Stock |
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| 27. | 
Model # VB-44510 | | The Loop Start Card supports up to 8 loop start CO lines of any flexible slot. This card meets UL1459 safety requirements, and can be directly connected to CO lines. Read More
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$248.97
| Detail Box
In Stock |
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| 28. |
Model # VB-44511 | | This card supports both Loop Start and Ground Start Trunks. Up to 8 CO lines of any combination of types can be connected. This card installs in any flexible slot. An internal -48V Power Supply (VB-44022...Read More
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$562.90
| Detail Box
In Stock |
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| 29. |
Model # VB-44512 | | The Trunk MDF Interface card provides easy connection from the cabinet to the MDF via standard female 25-pair cables. This card supports Loop Start, Ground Start, and DID trunks. Since each of these trun...Read More
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$93.80
| Detail Box
In Stock |
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| 30. |
Model # VB-44513 | | This card supports Caller ID on loop start trunks. The card "piggybacks," or installs, directly on top of the Loop Start Trunk Card (VB-44510), and supports all eight of that card's circuits for Calle...Read More
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$650.97
| Detail Box
Usually ships in 2 weeks |
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| 31. |
Model # VB-44519 | | 10 cables. Read More
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Call For Pricing! | Detail Box
In Stock |
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| 32. |
Model # VB-44520 | | This card supports 8 DID incoming CO lines using Immediate and Wink signaling methods. The DID can be either Dial Pulse (10PPS) or DTMF (only for Wink). DTMF circuits are used when the Wink method is selected....Read More
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$561.60
| Detail Box
In Stock |
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| 33. |
Model # VB-44530 | | This supports T-point Integrated Services Digital Network (ISDN) Basic Rate Interface (BRI) (2B+D:144kbps). This card can be installed in any flexible slot . Up to 4 T-point ISDN lines can be connecte...Read More
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$1,263.60
| Detail Box
In Stock |
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| 34. |
Model # VB-44540 | | The PRI/23 card supports both S-point and T-point ISDN. Read More
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$1,298.79
| Detail Box
In Stock |
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| 35. |
Model # VB-44550 | | The T-1 interface is a digital CO line card that provides up to 24 voice channels over a four-wire circuit....Read More
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$249.97
ON SALE NOW!
| Detail Box
Regular Price: $399.97
You Save: $150.00 (38%)
In Stock |
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| 36. |
Model # VB-44560 | | This card supports E&M type tie line interface (Speech pass 4W / 2W, Control line 4W). THis signaling methods that are supported include Immediate and Wink methods. Each E&M card includes 4 circuits....Read More
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$933.40
| Detail Box
In Stock |
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| 37. | 
Model # VB-44610 | | This card provides 8 digital circuits. Each circuit supports the Panasonic Digital Key Telephone, Digital Single Line Telephone, DSS/72, and EM/24. Supply voltage for the telephones is supplied by th...Read More
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$119.97
ON SALE NOW!
| Detail Box
Regular Price: $139.97
You Save: $20.00 (14%)
In Stock |
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| 38. |
Model # VB-44611 | | The Extension MDF Interface provides for connection from the cabinet to the MDF using standard 25-pair cables. A cable is run from the front of the extension card to the Extension MDF card. Each Extensio...Read More
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$82.97
| Detail Box
In Stock |
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| 39. |
Model # VB-44619 | | 10 cables. Read More
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Call For Pricing! | Detail Box
In Stock |
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| 40. | 
Model # VB-44620 | | This card provides 8 analog circuits. Each circuit supports standard analog telephone devices such as analog telephones, answering machines, fax machines, modems, cordless telephones, etc. The connecte...Read More
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$539.97
| Detail Box
In Stock |
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