The IG-C series uses high-purity alumina ceramic core (Al₂O₃≥96%) wirewound technology, offering the best balance of performance, reliability, and cost. Pulse withstand 30kV, operating temperature -55°C~+275°C.
The IG-C series is manufactured using high-purity alumina ceramic core (Al₂O₃≥96%) wirewound technology, providing the optimal balance of performance, reliability, and cost. It is the most versatile series for motorcycle and automotive ignition coil applications. With 30kV pulse withstand and -55°C~+275°C operating temperature range, it covers the vast majority of consumer ignition system requirements.
| Parameter | Specification | Notes |
|---|---|---|
| Nominal Resistance Range | 1kΩ ~ 20kΩ | E-series standard values, custom available |
| Most Common Values | 4.7kΩ / 5.1kΩ / 10kΩ | Motorcycle/Japanese/EFI vehicles |
| Power Rating | 1W / 3W / 5W / 7W / 10W / 15W | At 25°C ambient temperature |
| Max Pulse Withstand | 30kV (peak) | 1.2/50μs standard lightning impulse |
| Continuous Working Voltage | Up to 28kV | AC/DC |
| Operating Temperature Range | -55°C ~ +275°C | Storage: -55°C ~ +300°C |
| Temperature Coefficient (TCR) | ±100 ~ ±300 ppm/°C | Most stable at mid-range values |
| Tolerance | J(±5%) / K(±10%) / M(±20%) | K grade recommended |
| Insulation Resistance | ≥1,000 MΩ (500V DC) | ≥100 MΩ after humidity |
| Parasitic Inductance | 1~5 μH | Inherent to wirewound structure |
No breakdown under 30kV pulse. EMI suppression improved by 25% (CISPR 25 Class 3).
-55°C ~ +275°C wide operating range. No performance drift in extreme conditions.
Every single resistor is high-voltage tested before shipment. Defect rate ≤50PPM.
Compatible with 90%+ motorcycle ignition coils. Standard dimensions, drop-in replacement.
7-15 day lead time. 4-8x faster than imported brands. Rush orders available in 3-5 days.
30-50% lower cost than equivalent imported brands. Same performance, better value.
Complete technical parameters, electrical characteristics, dimensions, derating curves, lifetime data.
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