Enrich your WisBlock system with our WisBlock Extra modules - the key to taking your project to the next level. This category includes everything you need to expand and optimize your solutions: from practical extension cables to precise real-time clocks to other essential additional modules. Ideal for all those who want to personalize their projects and maximize the functionality of their systems. Discover the many possibilities to implement your ideas even more effectively. We are an online shop based in Switzerland, and all products we offer are directly available from stock.