Syvecs Power Distribution Units

Syvecs Power Distribution units are designed to replace the use of a conventional relay box. It provides multi channel solid state logic driven processing, which is fully software configurable using the Syvecs PDU cal tool. Features include logic inputs and power outputs with validation and debounce settings. RS232 and CAN provide communication to external displays and data loggers

The Syvecs PDUX2 is a high-power motorsport power distribution unit designed to deliver intelligent, flexible and reliable control of vehicle electrical systems. Featuring advanced CAN-based sleep and wake functionality, extensive programmable I/O and seamless integration with Syvecs ECUs, the PDUX2 can operate as a standalone power controller or as an expansion unit to significantly increase system capability in performance and race applications.


Key Features

  • Intelligent power distribution with CAN-based sleep and wake control
  • Operates standalone or as an I/O expander for Syvecs S7, S8 and S12 ECUs
  • 16 programmable power outputs with advanced multifunction capability
  • User-configurable outputs supporting high-side, low-side, PWM, half and full bridge operation
  • High-current motorsport-grade design with advanced inrush and fault protection
  • Extensive physical and CAN-based inputs for switches, sensors and logic control
  • High-speed CAN and Ethernet communication for system integration


Specifications

  • 200 x 130 x 54mm
  • Billet Aluminium Case
  • 850g
  • Operating Temperature: -20 +85C
  • 6.5-40V input voltage
  • Dedicated 12V logic power input
  • Regulated 5V sensor supply output with short circuit protection
  • 2 x Leavyseal connectors with a total of 113 pins
  • 1 x Deutsch HDP 47way Connector
  • Amphenol SurLok Power Stud

Outputs
16 x main Power Outputs

  • 4 x multifunction high side, low side, PWM, H-Bridge outputs (35A continuous, soft-start inrush limiting 35A)
  • 2 x High Side outputs (35A continuous, hard-start inrush 60A)
  • 10 x High Side outputs (12A continuous, hard-start inrush 17.5A)
  • Output teaming to support very high current devices
  • 2 x Additional Low Side signal PWM Outputs
  • All outputs short circuit and thermally protected with multi-stage in-rush control
  • Combined diagnostic output with reset input
  • Up to 64 soft outputs via CAN

Inputs
12 x physical switch inputs or, when slaved, general purpose analogue sensor inputs

  • 4 x frequency measurement inputs
  • Software selectable 3k ohm pull-up resistors
  • 4 x inputs capable of programmable “wake up” functionality
  • Dedicated wake pin
  • Up to 64 soft inputs via CAN with configurable validation and debounce time

Comms

  • 2 x 100Mbit/s full duplex Ethernet (can be used as Ethernet switch)
  • 3 x CAN 2.0B
  • RS232C serial interface
  • LIN Bus

The Syvecs PDUX3 is a high-power, motorsport-grade power distribution unit designed to deliver flexible, reliable control over vehicle electrical systems. With advanced CAN-based sleep and wake functionality, extensive programmable outputs and inputs, and seamless integration with Syvecs ECUs, the PDUX3 can operate standalone or as an I/O expansion, providing maximum system capability for high-performance and racing applications.

Key Features

  • Intelligent power distribution with CAN-based sleep and wake control
  • Standalone operation or expansion for Syvecs S7, S8, and S12 ECUs
  • 34 programmable power outputs, including 10 multifunction high-side/low-side/PWM/H-Bridge outputs
  • Flexible outputs for high-current and complex control strategies
  • High-efficiency, motorsport-grade billet aluminium design
  • 16 configurable inputs for switches, sensors, and logic signals
  • Seamless integration via fast slave-link CAN bus
  • Rugged and reliable for demanding racing or high-performance environments

Specifications

  • 135 x 125 x 50mm
  • Billet Aluminium Case
  • 750g
  • Operating Temperature up to +85C
  • 6.56V to 20V input voltage (12V option)
  • 6V-30V input voltage (24V option)
  • Dedicated logic power input
  • Regulated 5V sensor supply output with short circuit protection
  • 1 Leavyseal connector with a total of 62 pins
  • Amphenol SurLok Power Stud

Outputs
34 x Main Power Outputs

  • 10 x multifunction high side, low side, PWM, H-Bridge outputs (peak current 100A)
  • 20 x High Side outputs (peak current 125A)
  • 4 x Additional Low Side signal PWM Outputs
  • Output teaming to support very high current devices
  • All outputs short circuit and thermally protected with multi-stage in-rush control
  • Combined diagnostic output with reset input
  • Up to 64 soft outputs via CAN

Inputs
16 x physical switch inputs or, when slaved, general purpose analogue sensor inputs

  • 8 x frequency measurement inputs ​​(4 optionally bi-polar)
  • Software selectable 3k ohm pull-up resistors
  • 4 x inputs capable of programmable “wake up” functionality
  • Dedicated wake pin
  • Up to 64 soft inputs via CAN with configurable validation and debounce time

Comms

  • 2 x 100Mbit/s full duplex Ethernet (can be used as Ethernet switch)
  • 3 x CAN 2.0B
  • RS232C serial interface
  • LIN Bus

The Syvecs PDUX4B-AS is a high-power, fully configurable motorsport-grade power distribution unit designed to expand and enhance the I/O capability of any Syvecs ECU. With 34 programmable outputs, extensive inputs, and optional IMU and wheel speed interfaces, the PDUX4B-AS provides unparalleled flexibility for advanced control strategies, high-current applications, and performance-focused vehicle systems.


Key Features

  • 34 programmable power outputs with 10 multifunction high-side/low-side/PWM/H-Bridge channels
  • Flexible output linking for very high current devices
  • 16 configurable switch/analogue inputs plus 4 low-side PWM inputs
  • Optional internal IMU and two-wire wheel speed interface
  • Short-circuit, thermal, and fuse protection across all outputs
  • Extensive CAN, Ethernet, RS232 and LIN communication options
  • Supports up to 128 scalable CAN “soft” inputs and outputs
  • Rugged, motorsport-ready billet aluminium enclosure with Autosport connectors


Specifications

  • 210 x 130 x 57mm
  • Billet Aluminium Case
  • 1090g
  • Operating Temperature -40 to +85C
  • 6.5V to 20V Supply voltage (12V option)
  • 6.5V to 30V Supply voltage (24V option)
  • Dedicated logic power input
  • Regulated 5V sensor supply output with short circuit protection
  • Three Autosport connectors with a total of 122 pins.
  • Amphenol SurLok Power Stud

Outputs
34 x main Power Outputs

  • 10 multifunction outputs configurable as either half-bridge, high side, low side, high side PWM (100Hz-20kHz) outputs. (25A continuous, soft-start inrush limiting 60A, hard-start inrush 60A)
  • 10 high side, two of which can be high side PWM (100Hz-20kHz) outputs. (25A continuous, hard-start inrush 60A)
  • 14 high side, eight of which can be high side PWM (100Hz-20kHz) outputs. (15A continuous, hard-start inrush 30A)
  • Output linking (‘teaming’) to support very high current devices.
  • Four additional low side outputs with configurable PWM (10Hz-10kHz).
  • All outputs short circuit and thermally protected with multi-stage in-rush control.
  • All outputs additionally protected by physical fuses as required by worldwide regulations.
  • Combined diagnostic output with reset input.
  • 128 scalable CAN (‘soft’) outputs.
  • Custom CAN datastream

Inputs
16 x physical switch inputs or 0-5Vinputs, including software selectable 3k ohm pull-up resistors

  • 4x inputs capable of programmable “wake up” functionality
  • Comparing and manipulating real numbers (floating point decimal) in schematic
  • Analogue inputs can be linearised, viewed as raw voltage or Boolean value
  • Dedicated wake pin
  • 128 CAN ‘soft’ inputs with configurable scaling, validation and debounce time

Comms

  • 2 x 100Mbit/s full duplex Ethernet (can be used as Ethernet switch)
  • 3 x CAN 2.0B
  • Option for galvanically isolated CAN bus (custom projects only)
  • RS232C serial interface (custom projects only)
  • LIN Bus (custom projects only)