The XLW outdoor box has a waterproof cover with a gap for heat/moisture control, featuring inner/outer doors; the outer with waterproof strips, and the inner for instruments. Available in floor-standing/wall-mounted versions, with cable entry/exit holes at the bottom. Ideal for three-phase. The XLW outdoor distribution box is an outdoor installation. The box has an inner and outer door; the outer door is surrounded by waterproof strips and grooves. XINGSHENG Electrical XLW series outdoor power distribution cabinets are suitable for outdoor environments and are used in three-phase three-wire, three-phase four-wire, and three-phase five-wire systems below 400V.