This Simpson 5" x 4" panel meter gauge is a reliable tool for measuring AC amperes RMS from 0-50. The gauge is designed with a brand name of Simpson and a model number of 73930. It is suitable for use in various industries and is categorized under panel meters, test meters & detectors, test, measurement & inspection, and business & industrial. The gauge has a length of 5 inches and a width of 4 inches, making it easy to read and interpret. It is ideal for use in testing and measuring various electrical applications. With its durable construction and high-quality performance, this Simpson panel meter gauge is a great addition to any toolbox.