Inverters: YASKAWA ELECTRIC; MITSUBISHI ELECTRIC; HITACHI; FUJI ELECTRIC;
Watt-hour meters: OSAKI ELECTRIC;
Wiring bands: PANDUIT;
Cam-operated & lever switches: TODENSHA; SEIKO ELECTRIC; SAKAE TSUSHIN KOGYO;
Ground fault relays, electro detectors: HASEGAWA ELECTRIC; HIKARI TRADING;
Circuit protectors: IDEC; NIPPON THERMO; PANASONIC;
Rotary connectors: SOLTON;
Current transformers: URD; MULTI MEASURING INSTRUMENTS;
Leakage breakers: KYOKUTO ELECTRIC; FUJI ELECTRIC;
Alarm fuses, Tip fuses: DAITO COMMUNICATION APPARATUS; RAYCHEM;
Signal & power relays: FUJITSU COMPONENT;
Power distribution equipment: FUJI ELECTRIC INDUSTRY; TAIWA ELECTRIC; ABB;
Power transfer switches: AICHI ELECTRIC; WASHION KYORITSU KEIKI;
Wiring duct, Hook tubes: KOWA KASEI; PANDUIT; ZIPPERTUBING; TAKEUCHI INDUSTRY;
Power connectors: NANABOSHI LTD DEVELOPMENT CENTER; DDK; HIROSE; JAE; AMP; HONDA TSUSHIN KOGYO; TAJIMI ELECTRONICS