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Access Control >

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Complete our simple Access Control System form and we can quote you the best options.

We can often provide a proper quotation for your system in a few minutes after receipt of the relevant information. This service is available 08:30 - 17:30 (Mon - Fri). If outside these hours we will respond as soon as possible.

Door Entry System >

Need some help?

Complete our Door Entry System form and we can quote you the best options.

We can often provide a proper quotation for your system in a few minutes after receipt of the relevant information. This service is available 08:30 - 17:30 (Mon - Fri). If outside these hours we will respond as soon as possible.

Glossary >

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Visit our Glossary for a full list of terms and technical jargon used throughout our web site.

We can often provide a proper quotation for your system in a few minutes after receipt of the relevant information. This service is available 08:30 - 17:30 (Mon - Fri). If outside these hours we will respond as soon as possible.

Bell (BSTL) 900 series Audio Kits

The 900 Series door entry systems are recognised for their high quality and competitive pricing and are widely accepted as the industry standard. Each system provides all of the components necessary to install a complete audio door entry system; including a surface lock release as standard. These systems are available from a one way (model 901) up to any size.


Each system is comprised of: Model 801 series telephone(s), model SPA panel, model 61 (up to 10 button) or 51 speech unit (12 buttons and up), model 203 lock release and model 212 (up to 10 button) or 225 power supply (12 buttons and up).



£406.96£384.58
£461.50 inc VAT

£917.14£866.70
£1040.04 inc VAT

£963.28£910.30
£1092.36 inc VAT

£1,009.40£953.88
£1144.66 inc VAT

£1,608.96£1,520.47
£1824.56 inc VAT

£84.51£79.86
£95.83 inc VAT