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Emtron SL4 Motorsport ECU

Brand: Competition Systems
Product Code: SL4
Weight: 0.50kg
Dimensions: 25.00cm x 20.00cm x 5.00cm
Call for Price: +613-8743-5550

Compact and powerful with all the features you'd ever need. The SL4 is a great choice for twin and four cylinder applications, especially club motorsport.

Power Supply

Operating Voltage: 6.0 to 22.0 Volts DC (ECU shutdowns at 24.0V)

Operating Current: 290mA at 14.0V (excluding sensor and load currents)

Reverse Battery Protection via External Fuse

Operating Temperature

ECU Internal Temperature

o Max Operating Range: -30 to 110°C (-22 to 230°F)

o Recommended Operating Range: -30 to 85°C (-22 to 185°F)


6061 grade aluminum CNC billet enclosure

Enclosure Size 120 mm x 130 mm x 27 mm

Weight: 470g

Connector system: 68 way Super Seal waterproof connectors with gold plated contacts

o 1 x 34 pin Key 1 Super Seal

o 1 x 34 pin Key 2 Super Seal


Dual 100MHz Processors

500Mb DDR RAM (0.5Gb)

16MB ECU logging Memory

o Over 700 channels available

o 1Hz to 500Hz logging rate

4 channel Oscilloscope function

o Sampling at 500k samples/second o Includes Crank and Cam sensors inputs

o Includes Digital Inputs 1-2

On-Board Barometric Pressure Sensor.

o Range 40 - 115.0 kPa

3-Axis Accelerometer

o 16 Bit Resolution

o +2g/+4g/+8g dynamically selectable full-scale

o Output Data Rate 500Hz

4x Injector Outputs—High ohm

70V Clamping

Outputs can be used for ground switching , 6A Continuous , 10A Limit.

All Outputs are short circuit and over current protected

4x Ignition Outputs

Adjustable TTL Ignition drive current ( 35mA or 70mA)

Outputs can be used for ground switching , 1A Continuous, 3A Limit

All Outputs are short circuit and over current protected

10 x Auxiliary Outputs

Variable Valve Timing, Drive by Wire, Boost control, Stepper motor and many more

All Outputs have PWM Control, maximum frequency = 15 kHz

All Outputs are short circuit and over current protected

Low Side Drivers

o Auxiliary 1-4: Low Side 4A continuous, 6A peak modulated, 8A Limit

o Auxiliary 5-8: Low Side 2.5A Continuous, 4A peak modulated , 5A Limit

High Side Drivers

o Auxiliary 1-8: High Side 4A Continuous, 9A Limit

Half Bridge Drivers

o Auxiliary 9-10: Half Bridge 5A Continuous and 8A limit. Can be used as Low Side, High side or together for DC motor control (DBW)

1x Dedicated EFI Main Relay Output

Provides a relay ground. 100mA Limit

1x Analog Output

Voltage range 0 - 5.0V, Output current 100mA

10x Analog voltage/temperature Inputs

Fully configurable including custom calibrations

Switchable pull-up resistors on ANV 7-10.

Resolution is 1.22mV (12 Bit)

6x Digital/speed/Switched Inputs.

Frequency range from 0.0Hz up the 30kHz.

Wheel speed, VVT position and other frequency based signals.

On/Off switched inputs; air-con request, table control switching

Accepts a 0.0 - 20.0V analog input.

Switchable pull-up resistors on all 6 channels.

1x Knock Inputs with configurable Frequency and Gain.

Using Bosch, Digital Knock Integrated Circuit Technology

Selectable Frequency from 500Hz - 25kHz

Selectable Bandwidth from 100Hz - 5kHz

1x Dedicated Ignition Switch Input

6.0 - 20.0V input used for EFI Relay Control.