Simple Lever Switch Diagram - Electrical Circuit Control Explained #74220 (License: Personal Use)

This illustration shows a manually operated lever switch with a green insulated handle, pivoting on a brass-colored base mounted on a wooden platform; two terminal blocks with screws allow wire connections. When the lever is pressed down, the internal metal contact bridges the gap between terminals, completing the circuit; lifting it breaks the connection. The design reflects early 20th-century educational lab equipment used in physics and electronics instruction.

Used in educational websites, STEM lesson plans, or introductory electronics tutorials to explain switch operation, circuit continuity, and manual control of current flow. Matches user intent for visual learning, troubleshooting basics, or DIY project reference.