Amprobe Test Tools has been a leading manufacturer since the late 1940s, when it introduced its first patented product, the Clamp-on Ammeter. Over the past 60 years, the Amprobe brand has become closely associated with clamp-on meters and has significantly broadened its product range to include over 250 items. As a result, Amprobe has established itself as a premier provider of high-quality test equipment for professionals working in the electrical, maintenance, construction, and HVAC sectors. Today, Amprobe is the preferred choice for professionals seeking feature-rich products, such as clamp-on ammeters, a comprehensive range of multimeters, HVAC measurement tools, power quality analyzers, electrical testers, and wire/circuit tracers. Moreover, Amprobe has expanded its expertise to specialize in Power Quality (PQ) equipment, offering a diverse selection of advanced tools for field measurement and recording of PQ variables, including power, energy, harmonics, spikes, sags, and surges.