Amprobe was founded in Long Island, New York in 1948 as the Pyramid Instrument Company. Less than two years later, the company was awarded its first patent for the Clamp-on Inductive Ammeter. They became so well known for these meters, the company name was formally changed to Amprobe Instrument Corporation in 1960.
Over the last sixty years, Amprobe has become an industry leader in the supply of quality electrical test tools for industrial, commercial and residential applications. Currently, over five hundred products are offered worldwide. As the inventor of the first clamp meter and wire tracer, Amprobe continues to be first to market with innovative technology at competitive prices in a wide variety of categories. Today, their product line includes an extensive line of clamp meters and digital multimeters, to industry-specific tools that address the needs of professionals in HVAC/R, power quality, water quality and solar energy.