The RK 4/07-7X4² with Enclosure is a junction box, manufactured by Spelsberg, made of polystyrene with dimensions of 110mm x 110mm x 90mm. It is used to protect and insulate electrical connections in a variety of applications, such as in factories, commercial buildings, and industrial machinery. The junction box is UL-Listed, so it meets safety requirements and is suitable for use with various power distribution systems. Furthermore, the enclosure comes with an IP54 protection rating, making it suitable for indoor and outdoor use.