Anritsu Corporation

Anritsu Corporation

Anritsu is a Japanese manufacturer of test and measurement equipment, founded in 1895 as a wireless communications company. The firm provides advanced wireless, optical, digital, and IP test solutions for equipment, handsets, modules, and electronic components in communication systems. Its product portfolio covers Site Master cable and antenna analyzers, the EcoSyn Lite microwave synthesizer, and PCIe 7.0 test solutions. Anritsu also runs a semiconductor foundry that handles design and manufacturing of optical and ultra-high-speed electronic devices. The inspection and detection division serves food and pharmaceutical industries with metal detection, X-ray inspection, and checkweighing systems. The firm targets telecom operators, network equipment manufacturers, automotive e-mobility battery test systems, and data center infrastructure. Geographic footprint spans Japan, the US, Germany, China, India, and 15 other countries. The company employs several thousand people globally and is publicly listed on the Tokyo Stock Exchange. It operates a customer portal, My Anritsu, for account management. Recent activities include May 2026: Introduced the ML2439A Power Meter with up to 4 channels, and validated in-vehicle hybrid eCall systems with LG. Anritsu's structural differentiator is its dual identity as both a measurement instrument maker and a semiconductor foundry provider, with proprietary connector technologies like K and V connectors. This vertical integration allows it to supply both component-level and system-level test solutions.