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This unique platform is the ideal solution for any small business. The SL1100 makes your team more reachable, more responsive and more productive.

Value for Money

    Powerful communications with a small business price tag
    Only pay for what you need, with an entirely scalable solution
    Lower running costs considerably by making smarter use of your communications

Easy to use

    Intuitive features that the whole team can use, without the need for training
    Handsets and applications include shortcuts that speed up working processes
    Time-saving applications empower your team to become more productive Lean and Green
    Energy efficiency mode, contributing to a healthier environment
    Built-in conferencing for a greener approach to business meetings
    A range of home working options to help lower fuel emissions
    Use your mobile to stay contactable on your office number, from anywhere
    DECT wireless communications from anywhere on the premises for maximum reachability
    Never miss a thing, with enhanced voicemail to keep you up to date

Existing equipment such as modems, wireless DECT phones and answering machines can easily be plugged into this hybrid telephone system, making the most of your current investment and ensuring a seamless transition for customers and staff. We cannot make it simpler than that. Let NEC give you peace of mind. You can then get back to running your business, not worrying about your phone system.

Home » Telecoms » NEC SL1100 Business Telephone System

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NEC G266 IP DECT Handset

IP DECT handset G266 is a standard mobile handset offering a range of professional capabilities

Central directory, loudspeaker and personal alarming.

Includes desktop charger & power supply

Price: £103.54 (£124.25 Inc. VAT)
NEC G566D IP DECT Handset

IP DECT handset G566D is a sophisticated mobile handset offering a range of professional capabilities

Central directory, loudspeaker and personal alarming, Bluetooth

Includes desktop charger & power supply

Price: £179.94 (£215.93 Inc. VAT)


NEC SL1100 12 Key Display Digital Terminal (Black)

Backlit key pad with soft keys.

4 Feature Keys and Navigation Wheel. Headset Port, Full Duplex Handsfree.

20 Name & Number Directory, 1000 number Directory.

Price: £99.99 (£119.99 Inc. VAT)
NEC SL1100 12 Key Display Digital Terminal (White)

Backlit key pad with soft keys.

4 Feature Keys and Navigation Wheel. Headset Port, Full Duplex Handsfree.

20 Name & Number Directory, 1000 number Directory.

Price: £99.99 (£119.99 Inc. VAT)


NEC SL1100 24 Key Display Digital Terminal (Black)

Backlit key pad with soft keys.

4 Feature Keys and Navigation Wheel. Headset Port, Full Duplex Handsfree.

20 Name & Number Directory, 1000 number Directory.

Price: £127.23 (£152.68 Inc. VAT)
NEC SL1100 24 Key Display Digital Terminal (White)

Backlit key pad with soft keys.

4 Feature Keys and Navigation Wheel. Headset Port, Full Duplex Handsfree.

20 Name & Number Directory, 1000 number Directory.

Price: £127.23 (£152.68 Inc. VAT)


NEC SL1100 24 port Patch Panel

Splits multi-circuit RJ61 connector to individual RJ45 extn ports

RJ61 to RJ45

Price: £60.99 (£73.19 Inc. VAT)
NEC SL1100 2BRIU ISDN2 4 Channels Daughter Board

4 Channel ISDN2e Card.

Maximum 3 Per KSU.

Price: £199.99 (£239.99 Inc. VAT)


NEC SL1100 4 Analogue Trunk Daughter Board

4 Analogue Trunk Daughter Board for SL1100
Main/Expansion KSU Motherboard

Maximum 3 Per KSU

Price: £85.67 (£102.80 Inc. VAT)
NEC SL1100 8 Port Digital Extension Card

Digital Extension Card.

For the connection of up to 8 Digital Extension

Maximum 2 per KSU

Price: £279.99 (£335.99 Inc. VAT)


NEC SL1100 Doorphone Box

Connects to an Analogue Extension Port

Maximum 2 Per KSU Only

Total 6 Per System

Price: £59.99 (£71.99 Inc. VAT)
NEC SL1100 Embedded VRS Voicemail Card

128 Extension Mailboxes

2 Channel Voice Mail and 4 Channel VRS with 100 Messages

Multi Language prompts

Price: £189.99 (£227.99 Inc. VAT)


NEC SL1100 Expansion Memory Card


Expansion Memory Card for capacity and feature expansion.

Required for connection of Expansion Chassis


Price: £129.99 (£155.99 Inc. VAT)
NEC SL1100 Installation & configuration

Based on ISDN trunks, 8 digital handsets

Advanced Voicemail, DDI, Pickup groups, call routing.

Price: £1,000.00 (£1,200.00 Inc. VAT)


NEC SL1100 Main KSU

Configured with 8 Digital Extensions and 4 Analogue Extensions.

Includes PSU & UK Mains Power Cord, Motherboard & CPU.

Upgradable to 24 Digital & 20 Analogue Extensions

Price: £189.99 (£227.99 Inc. VAT)
NEC SL1100 Trunk Carrier Board

Allows connection of Analogue or Digial Trunk Daughter Cards

Price: £55.54 (£66.65 Inc. VAT)


NEC SL1100 VOIP Gateway Card 16 Channels

Supports upto 16 IP Extensions and/or Softphones, and up to 16 SIP Trunks

4 SIP Trunks pre-licensed on the card

Price: £203.76 (£244.51 Inc. VAT)
NEC SL1100 VRS 15Hr Compact Flash Card

VRS 15hr InMail Compact Flash

Queue Announcements, Analogue Modem for Remote Access.

Price: £96.99 (£116.39 Inc. VAT)