Pandemic Update - Terminal Supply Co. is and will be open during this crisis. As an MRO supplier and wire harness manufacturer to Essential Service Providers across the nation, we are here to support your maintenance, repair and operations.


Finding the right switch can often be a daunting task, but our inventory of over 250 switches can help you find exactly what you need. Our line of Cole Hersee switches includes 12 volt toggle switches, rocker switches, and push-button switches. We carry ignition switches, sub miniature switches and illuminated switches. Whether its double-pole, momentary or sealed, our selection is here for you.