This document provides specifications for various types of plastic distribution boxes, including their dimensions and features. It describes HA, HK, and LGD series boxes with dimensions ranging from 100-415mm in length, 105-323mm in width, and 75-140mm in height. No matter how ha sh the environment is, there is always a proper enclosure for your needs. Available in 4-39 ways, single/double/triple layers, ideal for industrial, commercial, and photovoltaic applications. Meet IEC standards for reliable electrical protection. Distribution box is carefully built for long service life. Boxes to be flush-fitted in hollow walls, and boxes to be flush-fitted in brick walls. Supplied in individual packaging.