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| 1. | 
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
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$499.99
ON SALE NOW!
|  Detail Box |  Info Center
Regular Price: $599.99
You Save: $100.00 (17%)
In Stock |
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| 2. | 
Model # DKSUE40 | | Strata DK40/40i Expansion Key Service Unit (EKSU)....Read More
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$104.47
| Detail Box | Info Center
In Stock |
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| 3. | 
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
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| 4. | 
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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| 5. | 
Model # KCDU | | Provides 2 CO line circuits and 4 digital telephone circuits. Maximum 4 KCDU's per system. Read More
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$44.97
ON SALE NOW!
| Detail Box
Regular Price: $99.97
You Save: $55.00 (55%)
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| 6. | 
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%)
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| 7. | 
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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| 8. | 
Model # PDKU2 | | PDKU 2 Provides 8 digital station ports. A DSS Console, DDCB, or PDIU-DS uses 1 port....Read More
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$69.97
ON SALE NOW!
| Detail Box
Regular Price: $99.99
You Save: $30.02 (30%)
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| 9. | 
Model # K5RCU | | 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 K5RCU3 mounts i...Read More
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$84.97
| Detail Box
In Stock |
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| 10. | 
Model # KSTU1 | | 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
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$84.97
| Detail Box
In Stock |
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| 11. | 
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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$139.97
ON SALE NOW!
| Detail Box
Mfg. List Price: $599.00
Regular Price: $199.99
You Save: $459.03 (77%)
In Stock |
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| 12. | 
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
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$160.97
ON SALE NOW!
| Detail Box
Regular Price: $245.97
You Save: $85.00 (35%)
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| 13. | 
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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| 14. | 
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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| 15. | 
Model # RSTS | | Standard Phone Interface Subassembly (0x0x2)....Read More
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$109.97
| Detail Box
In Stock |
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| 16. | 
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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| 17. |
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
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$119.97
| Detail Box
In Stock |
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| 18. |
Model # TSIU | | Provides 2 serial ports for connection of SMDR and remote maintenance. Mounts in the Base KSU. Maximum 1 per system. Read More
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$129.97
| Detail Box
In Stock |
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| 19. |
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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$139.97
| Detail Box
In Stock |
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| 20. | 
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%)
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