R-K Electronics designs and manufactures electrical automation control components. The company provides a wide range of standard and custom products for machinery systems. Its line of relays includes alternating, current, liquid level control, intrinsically safe, time delay and voltage models. R-K Electronics also offers transient voltage filters, zero speed switches, rails, brackets and sockets. The company is affiliated with the Association for High Technology Distribution and National Association of Electrical Distributors. It is 9001 certified by the International Standards Organization. R-K Electronics is based in Cincinnati.