2GK721-D-1W-B is a G-Series toggle switch designed for general purpose switching applications. This toggle switch features ratings suitable for low voltage DC applications as well as AC circuits, with the G-Series offering ratings up to 20A 277VAC. The switch is available with various actuator styles including metal bat or nylon bat/paddle options, and multiple termination types. It carries UL, CSA, and VDE approvals for select circuits, ensuring compliance with international standards. Common applications include marine, food service, generator, industrial control, and office automation equipment where reliable switching performance is required.