EFI Technology C1

SKU: ET-R051-018 Categories: ,


Single Channel CDI


The Single channel CDI is a compact single output Capacitive Discharge Ignition system that is designed to be triggered by an ECU and output to an external CDI coil. The enclosure is extruded 6061 aluminium that is environmentally sealed and features an Autosport 12 pin main connector.


The CDI has the following features:

  • Compact design
  • High primary output
  • Low power consumption
  • High RPM operation
  • Transient protected
  • Reverse polarity protection
  • Tachometer output
  • Low Voltage operation
  • CDI temp output
  • 4 Status LEDS’s


The Single Channel CDI utilizes a proprietary high efficiency transformer and power stage design that allows full operation down to 10 volts. Its compact design features an integrated heatsink with mil-spec connector allowing for a small lightweight package with high output. The sleek design features 4 status LED indicators on the rear cover labeled left to right as follows:-

  1. Switched 12v
  2. Battery Power
  3. 500v charging
  4. Input Trigger

Performance Data

  • 14,500 max RPM range
  • 8A load at 10,000 rpm
  • 500 volts primary
  • 50kV secondary
  • 185mj spark energy
  • Rising edge trigger


  • Enclosure: Extruded 6061 Aluminum
  • Environmental: CMOS surface mount design
  • Connector: Autosport 12pin
  • Dimensions: 4.5″x 3.85″x 1.75″
  • Weight: 0.75 lbs.
  • Power Supply: 10 to 18 volts transient protected
  • Power Consumption: 0.5 watt @ 14 volts
  • Operating Temp: -40 to +85 deg C continuous
  • EMI Protection: Exceeds 100V/m > 1GHz



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