|
| 21. | 
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 |
|
| 22. |
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
|
$96.47
| Detail Box
In Stock |
|
| 23. |
Model # K4RCU3 | | 1 per system required for connection of DTMF standard telephones, Direct Inward System Access lines, and voice mail devices. Also provides busy tone detection for Auto Busy Redial. The K4RCU3 mounts i...Read More
|
$102.97
| Detail Box
In Stock |
|
| 24. |
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
|
$104.05
| Detail Box
In Stock |
|
| 25. | 
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
|
$104.97
ON SALE NOW!
| Detail Box
Regular Price: $159.97
You Save: $55.00 (34%)
In Stock |
|
| 26. | 
Model # RSTS | | Standard Phone Interface Subassembly (0x0x2)....Read More
|
$109.97
| Detail Box
In Stock |
|
| 27. | 
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
|
$119.97
ON SALE NOW!
| Detail Box
Mfg. List Price: $490.00
Regular Price: $199.97
You Save: $370.03 (76%)
In Stock |
|
| 28. | 
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
|
$124.97
| Detail Box
In Stock |
|
| 29. |
Model # TSIU | | Provides 2 serial ports for connection of SMDR and remote maintenance. Mounts in the Base KSU. Maximum 1 per system. Read More
|
$129.97
| Detail Box
In Stock |
|
| 30. | 
Model # DDCB | | One for each of 3 door phone stations. Each DDCB requires 1 digital station port. Only 1 DDCB's can be connected per PDKU. Maximum 3 may installed in a DK280 or DK424 system. Maximum 2 DDCB's may be installe...Read More
|
$143.97
| Detail Box
In Stock |
|
| 31. |
Model # KKYS1 | | 1 per system for use of Auto Attendant option. Installs on the K4RCU3 in the Base KSU. Requires K4RCU3, external digital announcer(s), and standard port(s). Read More
|
$149.97
| Detail Box
In Stock |
|
| 32. | 
Model # KSTU2 | | Provides 4 standard telephone station ports. 1 port per DTMF or rotary telephone, or peripheral device such as Voice Mail, Auto Attendant, fax, separate BGM source interface, etc. 1 port per off-premise...Read More
|
$160.97
ON SALE NOW!
| Detail Box
Regular Price: $245.97
You Save: $85.00 (35%)
In Stock |
|
| 33. | 
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
|
$167.97
| Detail Box
In Stock |
|
| 34. |
Model # DKSUE16A | | DK16 Expansion KSU. Read More
|
$169.97
ON SALE NOW!
| Detail Box
Regular Price: $199.97
You Save: $30.00 (15%)
In Stock |
|
| 35. |
Model # PIOU2 | | 1 per DK40 system to interface to SMDR, local terminal or external modem. Contains relay control, alarm sensor, door lock control, BGM mute control, tape recorder control or night ring relay, and 4-zon...Read More
|
$219.97
ON SALE NOW!
| Detail Box
Mfg. List Price: $695.00
Regular Price: $349.99
You Save: $475.03 (68%)
In Stock |
|
| 36. | 
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
|
$232.97
| Detail Box
In Stock |
|
| 37. | 
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
|
$239.97
ON SALE NOW!
| Detail Box
Regular Price: $289.99
You Save: $50.02 (17%)
In Stock |
|
| 38. |
Model # PSU16 | | As desired for spares. Part of the base KSU. Read More
|
$299.97
ON SALE NOW!
| Detail Box
Regular Price: $399.97
You Save: $100.00 (25%)
In Stock |
|
| 39. | 
Model # DKSUB40I | | Complete with power supply and battery charger. Equipped with 8 digital telephone circuits built-in, and no CO line circuits (TCOU required). Includes external page interface, MOH/BGM interface, powe...Read More
|
$349.99
ON SALE NOW!
| Detail Box |  Info Center
Regular Price: $499.99
You Save: $150.00 (30%)
In Stock |
|
| 40. | 
Model # DKSUB40-TCOU | | Complete with power supply and battery charger. Equipped with 8 digital telephone circuits built-in. Includes external page interface, MOH/BGM interface, power failure transfer (1 line to 1 station) an...Read More
|
$378.97
| Detail Box
In Stock |
|
Email Page
