Lihong electrical company establised in 1996,the factory located in Foshan,China.Our mainly product include distribution box,power distribution board,home multimedia box,equipotential box,metal junction box.More info pls review:www.sdlihon.com Model Dimension(LWH)mm Metal thickness of box(mm) Metal thickness of door(mm) LH32-2025/15 250200150 0.8 1.0 LH32-2530/15 300250150 0.8 1.0 LH32-3040/15 400300150 0.8 1.0 LH32-3040/20 400300200 0.8 1.0 LH32-4050/15 500400150 0.8 1.0 LH32-4060/15 600400150 0.8 1.0 LH32-5060/15 600500150 0.8 1.0 LH32-4050/20 500400200 0.8 1.0 LH32-4060/20 600400200 0.8 1.0 LH32-5060/20 600500200 0.8 1.0 LH32-6080/20 800600200 1.0 1.2 LH32-80100/20 1000800200 1.2 1.2