ALL-TEST Pro’s hand-held electric motor circuit analysis instrument, the AT5 ™, performs a comprehensive assessment of a motor’s health for troubleshooting, predictive maintenance and quality control of in-service, stored and incoming motors. Intuitive on-screen, menu-driven prompts guide users through testing process. Perform tests directly at motor terminals or, for hard-to-reach motors (such as submersible pumps), from distances to 1000 feet. Ideal for low-, medium- and high-voltage AC motors and DC motors, as well as generators and transformers.