The NEC SL1100 telephone system is a unified communications solution that allows you to take advantage of productivity enhancing IP applications that can increase performance throughout your company.
The NEC SL1100 Telephone System Has Been Discontinued, It’s Time For A New Phone System.
Before purchasing more NEC SL1100 Telephone Systems parts consider that the average lifespan of a premises-based phone system is 5 years. If you purchase hardware today, it is going to become obsolete – it’s a question of when, not if. What will you do when you find out that the features your business relies on are no longer being upgraded or supported?
With a Cloud Based Phone System you’ll do far more than replace one phone system with another. You will gain a flexible, feature-rich Unified Communication System that will unleash productivity within your organization at an affordable price.
Did you know your NEC SL1100 phones will work on NEC’s new SL2100 Phone System?
Take advantage of the NEC SL2100’s Powerful IP communications using your existing phones. Extend your communications into the cloud with PC/MAC softphones and Mobile Phone Applications. Save money by using your existing NEC SL1100 Telephones.
We’re ready to help with answers to your questions, a demo or a fast, no-obligation quote. Use the contact form below or call us at 866.898.2303 Option 1.
NEC SL1100 Telephones
 | NEC SL1100 Telephone System 12-Button Telephone IP4WW-12TXH-B-Tel with (12) User Programmable Function Keys offers 12 programmable keys with LEDs, full duplex speakerphone, dual-color call indicator lamp and an energy-saving sleep mode. SKU:BE110270 | |
 | NEC SL1100 Telephone System IP 24-Button Telephone IP4WW-24TIXH-B-Tel with (24) User Programmable Function Keys. This item has been replaced by the NEC SL2100 IP Self-Labeling Phone. SKU:BE110278 | |
 | NEC SL1100 Telephone System 24-Button Telephone IP4WW-24TXH-B-Tel with (24) User Programmable Function Keys. SKU:BE110272 | |
 | The NEC Sl2100 IP Self-Labeling Telephone (Black) is equipped with large dual purpose display for basic station functions and (4) 8-Key Screens for a total of (32) User Programmable Function Keys. Compatible with NEC SL1100 ver 7.2 or higher.
Model: IP7WW-8IPLD-C1-Tel(BK) SKU:BE117453 | |
 | NEC SL1100 Telephone System 60-Button DSS Console IP4WW-60D DSS-B CONSOLE (BK) adds a Busy Lamp Field (BLF) and one-button access to extensions, trunks and system features. SKU:1100065 |
NEC SL1100 Expansion Cards
 | The NEC SL1100 Telephone System Expansion Card adds two connections for NEC SL1100 Expansion KSUs. This is a refurbished product. SKU:BE110258 | |
 | NEC SL1100 Telephone System 8-Port Digital Expansion Card provides interface for (8) digital stations. Installs in expansion slot in Main KSU or Expansion KSU. Allows addition of (1) 4Pt CO Trunk Daughter Board (4COIDB). Maximum (2) per Main KSU and (2) per Expansion KSU. SKU:BE110253 | |
 | The NEC SL1100 Telephone System 4-Port CO Trunk Daughter Board (IP4WW-4COIDB-B1) Provides interface for (4) standard loop-start CO trunks. Includes power failure transfer circuit for one line. Part Number: BE110256. SKU:BE110256 | |
 | The NEC SL1100 Telephone System 16-Channel VoIP Daughter Board Provides (16) VoIP channels and Includes (4) SIP Trunk Ports. SKU:1100111 | |
 | The NEC SL1100 Telephone System 8-Port Analog Expansion Card provides interface for (8) analog stations. Installs in expansion slot in NEC SL1100 Main KSU or NEC SL1100 Expansion KSU. SKU:BE110254 |
All NEC SL1100 Products
 | Let us print your labels! Custom printed labels allow you to get the most out of your telephones. Simply email us at support@telephonesystemsdirect.com of what you want on your labels and your phone model and we will print and ship the labels with your telephone. Price is per label. Make sure your buttons match your labels! SKU:DESILABELS | |
 | The NEC SL1100 Basic Digital System Kit is configured for 4 telephone lines, up to 8 digital phones and 4 analog devices. The basic cabinet can be expanded to a total of 12 telephone lines (or 23 with a PRI ) and 24 digital telephones. Part Number: BE110798. SKU:BE110798 | |
 | The NEC SL1100 Digital Kit with 6ea 12-Button Telephones and 2 Port Voice Mail kit is configured for 4 telephone lines, up to 8 digital phones and 4 analog devices. Includes (6) 12-Button Telephones. SKU:Q24-FR000000112223 | |
 | The NEC SL1100 IP Quick-Start Kit with 24-Button Telephones and 2 Port Voicemail starts with (6) 24-Button VoIP phones, capability for 4 SIP phone lines, voicemail and is easily expandable. SKU:1100013 | |
 | The NEC SL1100 Phone System Wireless Headset Adapter allows you to connect a Plantronics Wireless Headset System directly to your DSX telephone's headset jack. SKU:1091054 | |
 | The NEC SL1100 Phone System with 6ea 24-Button Telephones and 2 Port Voice Mail is configured for 4 telephone lines, up to 8 digital phones and 4 analog devices. SKU:1100009 | |
| NEC SL1100 Telephone System 12-Button Telephone IP4WW-12TXH-B-Tel with (12) User Programmable Function Keys offers 12 programmable keys with LEDs, full duplex speakerphone, dual-color call indicator lamp and an energy-saving sleep mode. SKU:BE110270 | |
| The NEC SL1100 Telephone System 16-Channel VoIP Daughter Board Provides (16) VoIP channels and Includes (4) SIP Trunk Ports. SKU:1100111 | |
| NEC SL1100 Telephone System 24-Button Telephone IP4WW-24TXH-B-Tel with (24) User Programmable Function Keys. SKU:BE110272 | |
| The NEC SL1100 Telephone System 4-Port CO Trunk Daughter Board (IP4WW-4COIDB-B1) Provides interface for (4) standard loop-start CO trunks. Includes power failure transfer circuit for one line. Part Number: BE110256. SKU:BE110256 |
