Modular structure, fully bolted, with mechanical gaskets, protection rating IP55, dimensions 8.0 × 2.5 × 3.0 m (H). The structure is made of galvanized steel panels with insulated walls 100 mm thick, all completely removable. Rain deflectors are provided above the doors. The shelter is divided into 3 internal sections for MV, transformer, and LV, equipped with 3 pedestrian access doors, one of which has an AREL lock. Doors and openings are fitted with anti-panic handles. Powder coating with anti-corrosion treatment, tested for 1,000 hours in salt mist, with protection equivalent to class C5 according to ISO 12944, suitable for harsh industrial environments. 10-year warranty against rust.