KOA Corporate ProfileKOA Malaysia ProfileOur HistoryProductsApplicationsLife @ KOA

Applications

Discover how KOA's wide range of resistors are used across various industries—from automotive to medical, energy, and consumer electronics. Designed for performance, reliability, and efficiency, our solutions meet the specific requirements of today's advanced electronic applications.

Power Unit ICE Diagram

Engine ECU/Exhaust Gas Sensor ECU

CategorySurface Mounting TypeLeaded Type
General Purpose / ResistorsRK73B, RK73H
High Precision / ResistorsRK73G
High Precision & High Reliability / ResistorsRS73, RN73H, WN73H
Wide Terminal / ResistorsWK73R
High Power Rating / ResistorsWK73R, SLR
Surge Resistance & Pulse Resistance / ResistorsSG73, SG73S, SG73P, SG73G , WG73
High Heat Resistance & Pulse Resistance / ResistorsHSG73P
Anti-sulfurization / ResistorsRK73B-RT, RK73H-RT, RK73G-RT, RK73Z-RT,
SR73-RT, WK73-RT, RS73-RT, SG73-RT, SG73S-RT,
SG73P-RT
Current sensing / Low Resistance ResistorsUR73V, SR73, WK73S, WU73, TLR, TLR (Small Size),
TLR (High Power), TLRH, SL
Circuit Protection / VaristorsNV73DL
Jumper / JumpersRK73Z, TLRZ

Engine (Ignition System)

CategorySurface Mounting TypeLeaded Type
General Purpose / ResistorsRK73B, RK73H
Surge Resistance & Pulse Resistance / ResistorsSG73, SG73S, SG73P
Noise Supressing / ResistorsCPCN
Anti-sulfurization/ResistorsRK73B-RT , RK73H-RT , RK73Z-RT , SG73-RT ,
SG73S-RT , SG73P-RT
Jumper / JumpersRK73Z, TLRZ

Fuel Injection System

CategorySurface Mounting TypeLeaded Type
General Purpose / ResistorsRK73B, RK73H
Surge Resistance & Pulse Resistance / ResistorsSG73, SG73S, SG73P
Anti-sulfurization / ResistorsRK73B-RT , RK73H-RT , RK73Z-RT , SG73-RT ,
SG73S-RT , SG73P-RT
Circuit Protection / VaristorsNV73DL
Temperature Sensing / Thermal SensorsSDT101 ,
SDT310VASP2
Jumper / JumpersRK73Z, TLRZ