The products available on this site are intended for off highway use in sanctioned racing events only. Customer is responsible for observation of all federal, state, and local laws and statutes regarding legality of use. LMS-EFI LLC does not condone use of these products in a manner which does not comply with these laws.

Syvecs S12 Standalone ECU

  • Sale
  • $5,232


The S12 ECU is our top of the range engine management solution featuring 28 x Inputs, 50 x Outputs, 3 x DBW Drivers, 4 x Knock Inputs, 4 x Lambda Inputs, 2 x EGT Inputs.
All software features are enabled from factory except for Direct Injection Control which is an optional upgrade

The S12 is our top of the range engine control unit.

Designed to withstand some of the toughest of condition and still provide enough I/O to run a V12 engine fully sequentially for a life time.

Technical Specification

50 user configurable general purpose Pulse Width Modulated power outputs, including:

12x Ignition Coil outputs – IGBT(Coil Direct) or TTL (ignitor)

24x Fuel injector outputs

8x PWM Outputs

3x full bridges also configurable as 6 half bridges or 6 PWMs

Up to 20A output per Full Bridge (DbW & HDP-5)

28x General purpose inputs

4x Knock inputs

2x NTK wide band Lambda interfaces

2x K-type thermocouple interfaces

100 MHz full duplex Ethernet for connection to PC for programming and data download

3x Can 2.0B interfaces

RS232 serial interface

6 to 26v input voltage range with reverse polarity protection

2x regulated 5V sensor supply outputs with protection

Software configurable sensor (5v to 12v) sensor supply output

Unregulated sensor supply output which tracks the ECU supply voltage

5 Separately protected sensor and communication ground inputs

Up to 128MB flash logging memory

Fast download - less than 30 seconds via Ethernet

Time/Date stamped data via real time clock

Twin split automotive connector totalling 121 pins

Anodised aluminium case

Maximum dimensions including the connectors 178 x 160 x 45 mm

Total mass is 670 grams

Operating Temperature -25 to +95 C