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![CRC220-4 Online Four Door Controller](https://images.findtheneedle.co.uk/findtheneedle/products/16946323.jpg)
The CRC220-4 controllers is part of a range of versatile modular on-line access control panels suitable for controlling access points such as doors and vehicle barriers by validating credentials such as cards, key fobs and vehicle tags.
For more information on CRC220-4 Online Four Door Controller talk to Nortech Control Systems Ltd
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