The 1591VSBK is a general purpose ABS plastic multipurpose enclosure from the 1591 Series, designed for vertical mounting of printed circuit boards with integrated card guides. The enclosure features molded card guides on all side walls that accept 1.5 mm (0.062") thick PC boards, and incorporates lap joint construction to provide protection against dust and water splashing, meeting IP54 design standards. The lid is secured with self-tapping screws into fully plastic posts, and the enclosure is available in black color with standard nickel finish screws. With dimensions of 120 mm length × 120 mm width × 94 mm depth, this general purpose version is ideal for applications requiring a compact, durable housing for electronic assemblies where repetitive assembly and disassembly are not critical requirements.