The mounting base 10366 from effeff is an essential accessory for building security, specifically designed for the installation of burglary protection and alarm systems. This set includes magnetic contacts, also known as reed contacts, as well as a set of spacers that allows for easy and effective installation. Made in Germany, the mounting base provides a reliable solution to enhance the security of residential and commercial spaces. The components are designed to ensure optimal functionality and can be seamlessly integrated into existing security systems. It is important to note that this product is not suitable for smart home applications. The mounting base is sold as a single item and is a valuable addition for anyone looking to strengthen their security measures. With this set, users receive the necessary materials to efficiently install and optimize their security precautions.