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Business telephone systems

More businesses choose BT

We're the No1 phone system provider in the UK for some very good reasons

  • Interest FREE finance - all the benefits of the right system, right now
  • Reliable support with over 1,800 phone systems engineers
  • Training available, to help you get the most from your system
  • Choice of market leading phone systems
BT Quantum Phone System

BT Quantum Phone SystemPerfect for up to 20 employees

Save £200 on Flexible working

Advanced features and benefits the BT Quantum is the perfect solution to help your business thrive.

  • Interest free finance now available
  • Lease from 29p per user/per day
  • Brings big business benefits to the small business
BT Quantum  
BT IP Office Phone System

IP Office Ideal for 20–100 employees

Award winning* phone system from Avaya.

  • Improve call handling, enhance customer service and reduce costs
  • Interest free finance now available
  • Ideal upgrade option for existing Nortel or Avaya systems

*Frost & Sullivan European Product of the Year, 2011

IP Office  
Mitel Communicatiors Director Phone System

Mitel System Reduce costs and improve customer service

All the technological benefits previously only available for larger companies.

  • Interest free finance now available
  • Save costs & boost productivity
  • Over 33% off flexible working package
Mitel System
More phone systems
Cisco Unified Communications Phone System

Cisco System Ideal if you operate from multiple sites

Supports your basic business phone system, as well as home and mobile working.

  • Helps employees collaborate fast
  • Integrates easily with your existing Cisco infrastructure
Cisco System
BT Versatility Phone System

BT Versatility From 19 to 65,000 users

Not available to buy from new. If you already have BT Versatility, you can still upgrade your system.

  • Versatility upgrades still available
  • Maintenance supported
BT Versatility
Avaya Business Communications Manager Phone System

Avaya BCM From 12 –160 extensions

Not available to buy from new. If you already have BCM, you can still upgrade your system.

  • BCM upgrades still available
  • Maintenance supported
Avaya BCM

Interest free flexible finance

  • Interest free available over 2 years on selected BT phone systems until 30th June 2012
  • Alternative lease period available at competitive rates
  • Lease terms from 2-7 years available with flexible payment options

For full offer details, pricing, and finance options give us a call on 0800 707 6320.

Help & support

Essential information to help you with telephone systems queries.

View business phone systems help

Related phone system services & information

Phone System MaintenanceFast fault resolution for your phone systems

  • A variety of maintenance levels available to suit your business
  • 24/7 support
  • 90% of faults fixed by the next working day
  • 70% of issues fixed remotely with no need for an engineer visit
Phone System Maintenance

Phone systems benefit a variety organisations:

  • Schools - Improve communications for staff and parents with better call handling, SMS notifications and home working
  • Insurance companies - Be better connected with your customers and employees by creating customer hotlines and enabling flexible working for your staff on the road
  • Financial advisors - Increase business opportunities via out-of-hours calling and update customers about appointments, investments or financial news in real time

Why choose a BT phone system?

Hillarys Blinds video case study

Already got a phone system? Let us help you switch

As well as being the number one phone system provider in the UK, there are plenty of other reasons why you should consider BT Business as your communications partner:

Switch to BT
  • We can sort all your lines, networks and cabling: A single communications supplier can save you time and money, leaving you to focus on your business
  • We have a variety of finance options available -all the benefits of the right system, right now
  • Reliable support with over 1,800 phone systems engineers
  • Choice of market leading phone systems
  • Training available, to help you get the most from your system

Read our guide as to how with BT as a partner, you could be a smarter business.

Upgrade your phone system