Electrical equipment

85 companies listed in Korea file under this classification. Figures below are each company's most recent filed year, mostly 2025.

Companies85
Combined revenueKRW 88,304bn
Median revenueKRW 153bn
Largest company's share26.8%

We show the median rather than the average because one company often carries a whole classification. The largest firm's share of combined revenue is there so you can see when that is happening.

All companies, by name

Listed alphabetically, not ranked. We do not order companies by size or call any of them leading, major or top.

CompanyMarketYearRevenueOperating profitNet profit
APRO Co., LTD262260KOSDAQ2025147-6-11
APS Innovation Co., Ltd.079810KOSDAQ20257430
ARIBIO Holdings Inc.290690KOSDAQ202538-7-8
Bumhan Fuel Cell Co.,Ltd.382900KOSDAQ20254311
CARRY CO., LTD.313760KOSDAQ20257-5-8
CHEIL ELECTRIC CO.,LTD.199820KOSDAQ2025196127
CHERYONG ELECTRIC CO.,LTD.033100KOSDAQ20252246759
DAEA TI CO., LTD.045390KOSDAQ2025153820
DAEBO MAGNETIC CO.,LTD.290670KOSDAQ202526-10-36
DAWON CABLE CO.,LTD006340KOSPI2025625913
DAWONSYS CO., LTD068240KOSDAQ2025112-121-197
DN AUTOMOTIVE CORPORATION007340KOSPI20253,676528325
DONGYANG E&P INC.079960KOSDAQ20255965449
Doosan Fuel Cell Co., Ltd.336260KOSPI2025455-106-133
Eco&Dream Co., Ltd.101360KOSDAQ2025142-1-9
ECOPRO BM CO.,LTD.247540KOSDAQ20252,53214392
ECOPRO MATERIALS CO., LTD.450080KOSPI2025393-6524
EGTRONICS Co., Ltd.377330KOSDAQ202513-19-16
EMB CO.,LTD.278990KONEX202524-5-13
EVERYBOT Inc.270660KOSDAQ202534-3-13
FINE TECHNIX CO., LTD106240KOSDAQ202543-6-22
FINO INC.033790KOSDAQ20252659-6
FreeMs Corporation053160KOSDAQ20252301
G2Power Co. Ltd388050KOSDAQ20257796
GAON CABLE CO.,LTD000500KOSPI20252,5467951
GnCenergy Co., Ltd.119850KOSDAQ20252634940
HAATZ Inc.066130KOSDAQ2025177109
HanJungNCS.Co.,Ltd107640KOSDAQ202517545
HD HYUNDAI ELECTRIC CO.,LTD267260KOSPI20254,079995732
HIGEN RNM CO., LTD160190KOSDAQ202574-9-7
Hyosung Heavy Industries Corporation298040KOSPI20255,969747503
IL CO.,LTD.307180KOSDAQ2025103-9-11
ILJIN ELECTRIC CO.,LTD103590KOSPI20252,045151104
KANGWON ENERGY Co., Ltd.114190KOSDAQ2025212-6-8
KISTRON Co., Ltd.475430KOSDAQ20256979
KOREA ELECTRIC TERMINAL CO.,LTD025540KOSPI20251,443139106
KUMHO ELECTRIC CO.,LTD001210KOSPI202544-1-4
KWANG MYUNG ELECTRIC CO.,LTD017040KOSPI202596-10-68
KYUNG DONG NAVIEN CO.,LTD009450KOSPI20251,50214390
LG ENERGY SOLUTION, LTD.373220KOSPI202523,6721,34681
LS ELECTRIC CO., LTD010120KOSPI20254,966426284
Megatouch Co., Ltd446540KOSDAQ202543-4-3
Nsys Co., Ltd.333620KOSDAQ202549-6-7
PARU CO., LTD.043200KOSDAQ202529-3-4
PASECO CO.LTD037070KOSDAQ202516834
PNC Technologies Co.,Ltd.237750KOSDAQ2025280-18
POSCO FUTURE M CO., LTD.003670KOSPI20252,9393337
POWER LOGICS047310KOSDAQ2025687-6-12
POWERNET TECHNOLOGIES CORPORATION037030KOSDAQ20254472521
RoboRobo Co., Ltd.215100KOSDAQ202513-2-1
S-EnergyCO.,LTD.095910KOSDAQ2025102-19-29
S-Prism Co., Ltd.288620KOSDAQ202516-15-22
SAMSUNG SDI CO.,LTD006400KOSPI202513,267-1,722-585
SANGSINENERGYDISPLAYPRECISIONCO.,LTD091580KOSDAQ202525092
SANIL ELECTRIC CO., LTD062040KOSPI2025502179149
SCD CO.,LTD.042110KOSDAQ202521666
SEBANG GLOBAL BATTERY CO.,LTD004490KOSPI20252,142154141
Seoho Electric Co.,Ltd.065710KOSDAQ20251172521
SEOJEON ELECTRIC MACHINERY Co.,Ltd.189860KOSDAQ202568-97
SEOJIN SYSTEM CO.,LTD178320KOSDAQ20251,0661-102
SEONDO ELECTRIC CO.,LTD007610KOSPI20253815
SEOUL ELECTRONICS & TELECOM027040KOSDAQ202534-2-5
SHIN HEUNG ENERGY & ELECTRONICS CO., LTD.243840KOSDAQ20254086-6
Shin Hwa Contech Co.,Ltd.187270KOSDAQ20255353
SHINSUNG DELTA TECH CO., LTD065350KOSDAQ20259452824
SK ie technology Co., Ltd.361610KOSPI2025262-246-211
SPG CO., LTD058610KOSDAQ2025342189
SuNAM Co., Ltd.294630KOSDAQ20253-4-4
SUNGWOO CO., LTD458650KOSDAQ20258615
Taihan Cable & Solution Co., Ltd.001440KOSPI20253,63612990
TAIHAN Fiberoptics Co.,LTD010170KOSDAQ2025139-21-28
TC Materials Co., Ltd.125020KOSDAQ202529972
THN CORPORATION019180KOSPI20259897069
TMC Co., Ltd.217590KOSPI20253416-1
TOP MATERIAL Co., Ltd360070KOSDAQ202523-35-31
VINA TECH CO.,LTD126340KOSDAQ2025822-7
VITZROCELL Co.,Ltd.082920KOSDAQ20252436957
VitzroSys., Co. LTD054220KOSDAQ20254502
W-SCOPE CHUNGJU PLANT Co., Ltd.393890KOSDAQ2025111-128-162
WINIX INC.044340KOSDAQ2025370-61-18
Winners Elec Co., Ltd.479960KOSDAQ20253155
Woori Technology, Incorporation032820KOSDAQ202587-5-4
YM Tech Co., Ltd.273640KOSDAQ20252923
YURA TECH. CO., LTD.048430KOSDAQ2025197211
Zaigle Co., Ltd.234920KOSDAQ20258-4-5