The EATON Cutler-Hammer GH101AA351B18 is an F Master Switch designed for reliable operation in industrial applications. This switch features a durable construction that withstands harsh environments, ensuring long-lasting performance. Its ergonomic design allows for easy operation, making it suitable for frequent use. The F Master Switch is compliant with industry standards, providing safety and reliability in electrical systems. Its compact design allows for easy installation in control panels, making it a preferred choice for professionals.