SL Industries, Inc. develops and manufactures electronic components for the electric power, traffic control, and protection systems markets in the United States and abroad. The company offers custom and standard AC / DC and DC / DC devices for medicine, industry, military and information technology.

It also offers systems for the distribution of electrical energy for medical, military and telecommunications systems, including three-phase reactors, DC chokes, protection of filters used in industrial enterprises and in commercial buildings to protect equipment from power surges. SL Industries, Inc was founded in 1956 and is based in Mt. Laurel, New Jersey.