D-101-45 is a specialized connector from TE Connectivity, a leading provider of electrical and electronic connectivity products. It is a multi-pin, straight-angled, rectangular block connector that is used to connect two cables together in an electrical circuit. It has 45 pins and can handle 5A up to 600V. It is suitable for a wide range of applications, including industrial automation and control, building automation and control, and motor control. The product features silver-plated contacts, a durable high-pin count housing, and a modular design that allows the user to arrange the pins in any layout they need.