Based on this product's specifications, here are some alternatives and similar models
Electrical enclosure Rittal CP 6536.010 — steel cabinet 400×150×300 mm, IP66
Summary description:
Rittal CP 6536.010 is a steel electrical enclosure with dimensions 400 mm (W) × 150 mm (D) × 300 mm (H) and protection rating IP66. Designed to house electrical components, terminals and small control equipment, it provides dust-tight and powerful water protection for indoor and outdoor installations, suitable for industrial and commercial electrical wiring and control panels.