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| 21. | 
Model # PPTC | | Required to connect a device to the RS-232, SMDR or TTY maintenance port on the WSIU, TSIU, BSIS, RSSU, RSIU, RSIS, PIOU or PIOUS. Requires a 6-wire modular cord. Read More
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$45.97
ON SALE NOW!
|  Detail Box
Regular Price: $65.97
You Save: $20.00 (30%)
In Stock |
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| 22. | 
Model # PPTC-9 | | Required to connect a 6-pin PC COM port to the RS-232, SMDR or TTY maintenance port on the WSIU, TSIU, BSIS, RSSU, RSIU, RSIS, PIOU or PIOUS. Requires a 6-wire modular cord. Read More
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$29.97
ON SALE NOW!
| Detail Box
Regular Price: $69.97
You Save: $40.00 (57%)
In Stock |
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| 23. | 
Model # PSU16 | | As desired for spares. Part of the base KSU. Read More
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$299.97
ON SALE NOW!
| Detail Box
Regular Price: $399.97
You Save: $100.00 (25%)
In Stock |
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| 24. | 
Model # RCIU2 | | 1 RCIU2 for each 4 loop start lines (used in conjunction with an RCOU/RCOS) or ground start lines (used in conjunction with an RGLU) to provide Caller ID. The RCIU2 accepts the RCIS subassembly. CO line...Read More
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$239.97
ON SALE NOW!
| Detail Box
Regular Price: $289.99
You Save: $50.02 (17%)
In Stock |
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| 25. | 
Model # RCOS | | One per RCOU. The RCOS attaches to the RCOU to provide 4 additional Loop Start CO / PBX / Centrex line circuits. Read More
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$59.99
ON SALE NOW!
| Detail Box
Regular Price: $149.99
You Save: $90.00 (60%)
In Stock |
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| 26. | 
Model # RCOS3 | | Loop start CO line interface subassembly for the Toshiba CTX100 and CTX670 telephone systems. The subassembly mounts onto an RCOU3 card and provides 4 additional CO line ports. Read More
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$104.97
ON SALE NOW!
| Detail Box
Regular Price: $159.97
You Save: $55.00 (34%)
In Stock |
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| 27. | 
Model # RCOU | | Provides 4 CO/PBX/Centrex loop start lines. Maximum 1 RCOU per DK40 system. 1 for each 4 Loop Start CO / PBX / Centrex lines on DK280/DK424 systems. Accepts RCOS. Read More
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$64.97
| Detail Box
In Stock |
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| 28. | 
Model # RCOU3 | | 4 Circuit loop start CO line interface unit that supports 4 CO lines for the CTX100 and CTX670 telephone systems. An RCOS3 subassembly can be added to the RCOU3 card, adding support for 4 more CO lines. Read More
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$232.97
| Detail Box
In Stock |
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| 29. | 
Model # RDDU1 | | Provides 4 DID line circuits. Mounts in the Expansion KSU. Maximum 1 RDDU per DK40 system. 1 for each 4 DID lines on DK280/DK424/DK424i system. K4RCU3 required for DTMF operation on DK40 systems. RRC...Read More
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$119.97
ON SALE NOW!
| Detail Box
Mfg. List Price: $490.00
Regular Price: $199.97
You Save: $370.03 (76%)
In Stock |
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| 30. | 
Model # RDSU | | 1 per 4 digital station ports plus 2 standard station ports. Mounts in Expansion KSU. Maximum 2 RDSU per DK40 system. For DK40I/DK424/DK424I/CTX100/CTX670. Read More
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$86.97
| Detail Box
In Stock |
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| 31. |
Model # REMU1 | | Provides 4 E&M tie line circuits (type 1 or 2, 2-wire or 4-wire). Maximum 1 REMU per DK40 system (mounts in expansion KSU). Immediate Start or Wink Start. K4RCU3 required for DTMF operation in DK40/DK40i...Read More
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$104.05
| Detail Box
In Stock |
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| 32. |
Model # RSSU1 | | Provides RS-232 interface to local terminal or external modem. 1 per DK40 system. 1 to 3 per DK280/DK424/DK424i system. Provides interface to SMDI or MIS processor on DK280/DK424/DK424i systems. Read More
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$96.47
| Detail Box
In Stock |
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| 33. | 
Model # RSTS | | Standard Phone Interface Subassembly (0x0x2)....Read More
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$109.97
| Detail Box
In Stock |
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| 34. | 
Model # RSTU1
While Supplies Last! | | Provides 8 standard telephone station ports. 1 port per DTMF or rotary telephone, or peripheral device such as Voice Mail, Auto Attendant, fax, etc. 1 port per off-premises station, type OL13B line. Maximu...Read More
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$39.97
| Detail Box
In Stock |
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| 35. | 
Model # RSTU2 | | Provides 8 standard telephone station ports. 1 port per DTMF or rotary telephone, or peripheral device such as Voice Mail, Auto Attendant, fax, etc. 1 port per off-premises station, type OL13B line. Maximu...Read More
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$92.80
| Detail Box
Mfg. List Price: $599.00
You Save: $506.20 (85%)
In Stock |
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| 36. | 
Model # RSTU3A | | Provides 8 standard telephone station ports. 1 port per DTMF or rotary telephone, or peripheral device such as Voice Mail, Auto Attendant, fax, etc. 1 port per off-premises station, type OL13B line. Maximu...Read More
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$167.97
| Detail Box
In Stock |
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| 37. | 
Model # STA-CD-DKLIB-VA | | Complete documentation library for all Toshiba DK14, DK40, DK40i, DK280 and DK424i telephone systems on CD ROM....Read More
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$59.00
ON SALE NOW!
| Detail Box
Regular Price: $99.95
You Save: $40.95 (41%)
In Stock |
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| 38. |
Model # TBSU1A | | Provides 2 BRI S/T (4-wire) interfaces that can be used for network or station side ISDN connections. Network connections using BRI S/T interface require an external NT-1 device for each BRI line. Require...Read More
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$88.97
| Detail Box
In Stock |
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| 39. | 
Model # TCOU | | Provides 4 loop start CO/PBX/Centrex line circuits. Mounts in the base KSU. Maximum 1 per system. Either a TCOU or a TDDU can be mounted in the Base KSU, but not both. Read More
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$124.97
| Detail Box
In Stock |
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| 40. |
Model # TDDU | | Provides 4 DID line circuits. Mounts in the Base KSU. Maximum 1 per system. Either a TCOU or a TDDU can be mounted in the Base KSU, but not both. Read More
|
$94.50
| Detail Box
In Stock |
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