Mikro MSC Bhd is engaged in the research, development, and design of analogue, digital and computer-controlled electronic systems or devices for use in electrical, electronic and other industries and provision of technical and maintenance services. The company offers products and services, including combined overcurrent and earth fault relays; overcurrent relays; earth fault relays; earth leakage relays; earth leakage system; metering solutions; voltage relays; reverse power relay; power factor regulator; annunciator; motor protection relay, and capacitor and reactor. Geographically, it derives a majority of revenue from Malaysia.