The 2213837-1 is a 40mm base for TE Connectivity's LUMAWISE Endurance S connector system. It is used with a receptacle and dome to form a robust, sealed enclosure for sensor modules and network lighting controls. This system is designed for Zhaga Book 18 compliant street and area lighting, offering an IP66 seal rating, IK09 impact protection, and UV-resistant materials for outdoor durability. The design allows for flexible mounting and simple, tool-free installation, making it ideal for upgrading luminaires in applications such as roadway lighting, parking lots, and city management systems.