The 3 × 3-inch GI Box is a sturdy electrical fitting manufactured from galvanized iron for reliable strength and corrosion resistance. It features multiple knockout points for convenient cable entry, along with mounting holes and an earthing terminal for secure installation. Its compact square design is suitable for fitting switches, sockets, regulators and other modular electrical accessories in walls. Ideal for residential, commercial and industrial wiring applications, this box helps protect electrical connections while providing a stable base for fittings. Installation should be carried out by a qualified electrician.