Thermtrol Corporation offers a complete line of thermal protectors, motor protectors, and temperature controls: Self-Hold 7AM, Thermal Cutoff (TCO), Klixon half inch disc snap action, control thermostat, bulb & capillary, adjustable, probe, and other temperature switches.

Filnor, Inc. is a designer and manufactuer of electrical products and controls for industries. These include power resistors, disconnect switches, control equipment and transit products. Filnor power resistors are used for many applications including AC/DC motor acceleration and dynamic braking. Filnor disconnect switch applications include knife switches and bolted pressure contact switches.