The terminal box provides a closed environment to protect the internal wiring, prevent environmental factors such as dust, water, and moisture from affecting the wiring, and reduce safety hazards such as short circuits and leakage. The Disconnect terminals of type WTL/6/1/STB and Feed through terminals of type WTD/6/1 are provided in DBOX / CCTBs. Terminals used to. Terminal boxes keep your electrical connections safe and organized, helping prevent hazards and making sure everything runs efficiently. It connects the cables running from electronic devices (e., track magnets or printed circuit boards) to the control station and interlocking systems.