Hardware
List of supported hardware
epicEFI supports a wide range of available hardware to purchase from different vendors. Below is a listing of the supported hardware.
epicECU
This is the ECU that we manufacture and sell. It supports a large amount of inputs and outputs as well as dual Drive by Wire and dual Knock Control.

This ECU supports:
- 12 cylinder sequential injection and ignition
- 22 auxiliary inputs
- 24 auxiliary outputs
- 8 k-type thermocouple inputs
- Dual knock channels
- Dual drive by wire
- CAN-bus
- FlexFuel
Internal name: epicEFI
For more details, including pinouts see epicECU.
rusEFI Ultra Affordable - uaEFI
This is a ECU designed and sold by rusEFI. This ECU is designed as the low budget option while still retaining a good feature set.

Some of the supported features are:
- 6 cylinder sequentual injection and ignition
- Onboard Wideband Controller
- Onboard SD card
- Dual knock channels
- Dual drive by wire
There are two versions of the ultra affordable, dictated by the microcontroller.
- uaEFI - The variant powered by the STM32 F4
- uaEFI Pro - The variant powered by the STM32 F7
These two can be distinguished by the writing on the main microcontroller.
There are a few internal names based on the microcontroller and table size:
- uaefi - The basic uaEFI powered by the STM32 F4
- uaefi_pro - uaEFI powered by the STM32 F7
- uaefiBIGFUEL - The same as uaefi but with 32x32 fuel and 24x24 ignition tables
- uaefi_pro_bigfuel - Same as uaefi_pro but with 32x32 fuel and 24x24 ignition table
For more details, including pinouts, schematics and gerber files see uaEFI.
rusEFI Ultra Affordable - Honda OBD1
This is the same controller as rusEFI Ultra Affordable - uaEFI sold by rusEFI but featuring a Honda OBD1 connector and footprint for fitting into OEM Honda ECUs.

Some of the notable features:
- Reads the OEM distributor (single tooth and 24 tooth)
- Onboard Wideband Controller exposed as external connector
- Option to convert to Coil on Plug
- Option to convert to Hall Sensors
Internal name: uaefi-obd1
For more details, including pinouts, schematics and gerber files see uaEFI Honda OBD1.
rusEFI Proteus

The rusEFI Proteus is a ECU designed by Matthew Kennedy and sold by rusEFI. This ECU has been sold with different case styles as and bare boards. It features three AMPSEAL connectors.
Some of the features are:
- 12 cylinder sequential injection and ignition
- 16 low-side drivers (for injection and others)
- 12 5V ignition (or general purpose) outputs
- 4 High Side Outputs
- 15 auxiliary inputs
- Dual drive by wire
Internal name: proteus_f4
For more details, including pinouts, schematics and gerber files see Proteus.
