Ronk Electrical Industries
Appliances, Electrical, and Electronics ManufacturingIllinois, United States11-50 Employees
Ronk Electrical Industries is a longtime manufacturer of electrical and appliance components based in Nokomis, Illinois. Founded in 1952, the company produces phase converter units, including static and rotary models, as well as capacitors for correcting power factor and devices that isolate stray voltage. Its product portfolio also includes various switching devices—double-throw switches, manual and automatic transfer switches—along with meter socket circuit breakers and generator docking stations. These offerings aim to improve efficiency, stabilize power usage, and help ensure reliable operation of connected systems over time. The company serves customers across the contiguous United States, with shipments extending to parts of Canada and Puerto Rico. All design and manufacturing take place in Nokomis, Illinois, underscoring a domestically oriented production footprint.