About Us

OTOWA Group Outline

HV and MV Surge Arresters/ LV Surge
Protective Devices for Electrical and Electronic Equipment/Consulting Business for Lightning Protection
Hasegawa Electric Co., Ltd.
Voltage Detector/Phase Detector/Ground Relay Devices/Power Tester/Measuring Equipment
NIP Engineering Co., Ltd.
Lightning rods/Constrcution Equipment for Lightning Protection ystems/Consulting Business for Lightning Protection

Geological Assesment Tech Co., Ltd.
Geological surveys and water quality survey(soil, soil pollution)Design of grounding and around resistance reducing construction and consulting/Measurement of stray current etc.
Ceraon Co., Ltd.
Research &Development of ceramic device, design, manufacturing, customization exports to overseas/Mass production facility of Ceramics/ R&D of ceramics device
OTOWA Korea Co., Ltd.
Distribution of Lightning Protection Products and others
1-818 Trapalace Bldg, 10-1 Sunae-dong, Bundang-ku Sungnam-shi, 463-825 Korea
Tel.+82-31-726-1620 Fax.+82-31-726-1646