Tork is a brand of NSi Industries, a manufacturer of electrical equipment including motor controls. They manufacture a variety of controls including digital time switches, photocontrols, in-wall timers, plug-in timers, mechanical time switches, and signaling devices. If you don't see or you don't know what you're looking for, relax. We got you covered. Call us up and be confidant that when you buy from LiveWire, we'll get you what you need.