KLK Electrical Limited manufactures and sells electrical equipment in India. The company offers bus-bar systems and bus ducts with isolator upto drives, cubicle accessories, high current busbars, isolated phase bus duct, 33KV segregated bus duct, CT-PT control panels, sandwich busbars, non-segregated phase bus duct, 6.6 KV segregated phase bus duct, and 11KV segregated bus duct. It also involves in trading computer hardware and software, as well as in the development of computer software.

KLK Electrical Industries (KLKELEC) was formally created and deployed as a legal entity in 1981. The registered office of the company is in Chennai. KLK Electrical Industries Ltd, on January 27, 2010, informed that the name of the company has been changed from "KLK Electrical Industries Ltd" to "KLK Electrical Ltd".

In 2007, the manufacturing operations remained discontinued. A foreign collaboration agreement has been signed with Eli Union of Austria for exchange of technical know-how to manufacture isolator and load back switches. All fixed assets including land and buildings, which housed the factory, were sold during the year 2003-2004.