I think this item may actually be new / unused but because I’m not 100% sure, I’m listing it as used.

Looking for a reliable transfer switch to help you easily switch between power sources? Look no further than this Dayton Manual Transfer Switch. Designed for indoor use, this switch features a rated amperage of 40A and operates at 120/240V. With its sturdy construction and dependable performance, you can count on this transfer switch to help you keep your equipment running smoothly no matter what.

This particular model, the 4LM40, is made by Dayton and comes equipped with a variety of features and specifications to meet your needs.