Fire protection junction box, E90, 115x115x66mm, with ceramic terminals. Electrical fire protection junction box F90/'E90' for surface mounting to secure escape and rescue routes. Tests: Fire chamber test was carried out at an official materials testing institute. The requirements of the MLAR (Model Wiring Systems Directive 2005) are met. General building authority approvals (DIBt): Fire resistance class corresponding to a fire resistance period according to DIN 4102-2 (F90) and in accordance with DIN 4102-12 ('E90') functional integrity of electrical cables. Square junction box with 5-pin terminal block up to 16 mm, cable entries possible from 4 sides and fastening material.