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![4-Channel Programmable Relay Module - 40 Modes](https://images.findtheneedle.co.uk/findtheneedle/products/4699082.jpg)
Velbus VMB4RYNO 4-Channel Programmable Relay Module with 40 modes is designed for use with the Velbus home automation system...
For more information on 4-Channel Programmable Relay Module - 40 Modes talk to QUASAR ELECTRONICS LIMITED
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