HIOKI USA Corporation

HIOKI USA Corporation is the United States subsidiary of HIOKI E.E. Corporation, a Japanese electrical test and measurement instrument manufacturer founded in 1935 and headquartered in Ueda, Nagano Prefecture, Japan. Operating from its U.S. head office in Plano, Texas, HIOKI USA delivers HIOKI's full portfolio of precision instruments to North American customers, supported by a network of regional offices and distributors. The company serves three core customer groups: research and development teams, manufacturing operations, and electrical maintenance professionals, with a stated focus on quality and safety.

HIOKI's product range spans more than 200 main products, including power analyzers and power meters (such as the 8-channel PW8001 for evaluating SiC/GaN, IGBT and solar inverters), power quality analyzers (PQ3198, IEC 61000-4-30 Ed.3 Class A), multichannel and compact data loggers (Memory HiLOGGER LR8450 series, expandable to hundreds of channels), LCR meters and impedance analyzers (IM3536, DC and 4 Hz to 8 MHz), battery testers and resistance meters (BT3554 for internal-resistance diagnosis), digital multimeters, clamp meters, memory recorders, insulation testers, electrical safety/hipot testers, and current and voltage probes. HIOKI has positioned itself strongly in high-growth electrification markets such as electric vehicles, batteries, motors and inverters, and renewable energy, where its high-accuracy power measurement and impedance technologies support efficiency testing and quality control. Recent launches include the ALDAS-E high-voltage/high-current EIS system for MW-class electrolyzers and fuel-cell stacks and high-speed thermistor modules for EV and energy development. The company holds integrated ISO 9001 and ISO 14001 certifications and markets its instruments worldwide under the brand promise Beyond Measure.