Kikusui Electronics Corporation (菊水電子工業) manufactures, imports, exports, and sells electronic test and measuring instruments, power supplies, and software products. Its product range include DC and AC power supplies, electronic loads, telecommunication measuring instruments, withstanding voltage testers, insulation testers, earth continuity testers, leakage current testers, calibrators, and signal generators. The company also imports and sells digital communication, microwave, and avionics measuring instruments.