The Spelsberg RKK 4/22-22x4² serial terminal enclosure is made of grey polystyrene (EPS) with dimensions of 180 x 94 x 57 mm. It is designed to house electrical components and provide protection in various settings. This enclosure is typically used in applications requiring secure and organised electrical connections. https://elecena.pl/product/28154713/spelsberg-61440401-rkk-terminal-enclosure-grey-polystyrene-ip54-66-1pc 2025-03-31 https://elecena.pl/product/28154713/spelsberg-61440401-rkk-terminal-enclosure-grey-polystyrene-ip54-66-1pc 2026-07-02