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.

Engine ECU/Exhaust Gas Sensor ECU
| Category | Surface Mounting Type | Leaded Type |
|---|---|---|
| General Purpose / Resistors | RK73B, RK73H | — |
| High Precision / Resistors | RK73G | — |
| High Precision & High Reliability / Resistors | RS73, RN73H, WN73H | — |
| Wide Terminal / Resistors | WK73R | — |
| High Power Rating / Resistors | WK73R, SLR | — |
| Surge Resistance & Pulse Resistance / Resistors | SG73, SG73S, SG73P, SG73G , WG73 | — |
| High Heat Resistance & Pulse Resistance / Resistors | HSG73P | — |
| Anti-sulfurization / Resistors | RK73B-RT, RK73H-RT, RK73G-RT, RK73Z-RT, SR73-RT, WK73-RT, RS73-RT, SG73-RT, SG73S-RT, SG73P-RT | — |
| Current sensing / Low Resistance Resistors | UR73V, SR73, WK73S, WU73, TLR, TLR (Small Size), TLR (High Power), TLRH, SL | — |
| Circuit Protection / Varistors | NV73DL | — |
| Jumper / Jumpers | RK73Z, TLRZ | — |
Engine (Ignition System)
Fuel Injection System
| Category | Surface Mounting Type | Leaded Type |
|---|---|---|
| General Purpose / Resistors | RK73B, RK73H | — |
| Surge Resistance & Pulse Resistance / Resistors | SG73, SG73S, SG73P | — |
| Anti-sulfurization / Resistors | RK73B-RT , RK73H-RT , RK73Z-RT , SG73-RT , SG73S-RT , SG73P-RT | — |
| Circuit Protection / Varistors | NV73DL | — |
| Temperature Sensing / Thermal Sensors | — | SDT101 , SDT310VASP2 |
| Jumper / Jumpers | RK73Z, TLRZ | — |