103 MJ per spark output enables high-performance ignition for racing and tuning
2.9 ms spark duration outperforms capacitive discharge systems for improved engine response
Built-in 19A IGBT ignitor allows direct coil-to-plug operation without a CDI module
Compatible with MS3Pro, MS3X, and MS1/MS2 ignition systems for flexible integration
Available with 4-foot flying lead pigtail or connector with crimp pins for installation flexibility
Summarized by Shop
The IGN1A Smart Coil by AMP EFI delivers 103 mJ of spark energy with a 2.9 ms duration, outperforming many capacitive discharge systems—no CDI module needed. These high-output coils feature a 19-amp IGBT ignitor built in, making them perfect for coil-per-plug setups in high-performance engines. Compatible with MS3Pro and MS3X directly, an
Output Energy
103 MJ
Spark Duration
2.9 ms
Primary Resistance
0.5 ohm (nominal)
Primary Inductance
4.8 mH
Secondary Resistance
8,500 ohm
Secondary Inductance
22.5 H
Turns Ratio
71:1
Maximum Current
19A
Maximum Battery Voltage
17V
Minimum Output Voltage at Recommended Dwell
40,000V
Maximum Output Voltage
81,000V
Connector Pinout
A (IGBT signal), B (logic ground), C (spark ground to cylinder head), D (power ground to battery), E (12V power input)