This Banner Mini-Array Controller RS-232 MAC 1 is a top-of-the-line device that is perfect for any business or industrial setting. It is manufactured in the United States and boasts a sleek design that is sure to impress. This came from a manufacturer that used these on what they build so it may have been on a unit they where building but never used. 

With its advanced features and capabilities, this controller is perfect for testing, measuring, and inspecting various equipment and devices. It is highly reliable and efficient, making it the perfect choice for businesses that require precision and accuracy in their operations. Whether you're looking to upgrade your current equipment or seeking a reliable replacement, this Banner Mini-Array Controller RS-232 MAC 1 is an excellent choice.