Syvecs X4 Expander Inc Connector Kit
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- SKU SYV-X4
- Model X4 Expander Including Connector Kit
- Make Syvecs
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Syvecs SYV-X4 | X4 Expander inc. Connector Kit
The Syvecs SYV-X4 is a robust, high-speed I/O expansion module designed to significantly increase the input and output capabilities of your Syvecs engine management system. Connected via a high-speed Slave Link (CAN), the X4 allows tuners to add essential motorsport sensors and actuators without the need for a secondary standalone ECU or complex wiring workarounds.
Built into a compact, CNC-machined enclosure, the X4 is engineered to withstand the harsh environments of a race car engine bay. This kit comes complete with the 34-way connector kit, ensuring you have everything needed for a professional-grade installation.
Advanced I/O Capability
The X4 Expander is designed to handle the most demanding expansion tasks, providing a significant boost to your ECU's local resources:
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4 x High-Current H-Bridge Outputs: Capable of driving high-current loads such as Electronic Throttle Bodies (DBW), high-flow fuel pumps, or specialized AWD solenoids. These outputs can also be configured as 8 x Low-Side outputs.
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4 x Flexible Inputs: These can be configured as either Universal (Analogue) or Digital (Speed) inputs. Perfect for adding individual wheel speed sensors, suspension travel potentiometers, or high-resolution pressure sensors.
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Slave Link Integration: The X4 communicates via a dedicated high-speed link, appearing to the master ECU as local I/O. This means there is no lag in sensor data or actuator response, maintaining the microsecond precision Syvecs is known for.
Technical Specifications
| Feature | Details |
| Part Number | SYV-X4 |
| Output Current | Up to 10A Continuous / 20A Peak per H-Bridge |
| Inputs | 4 x Configurable (Analogue, Digital, or Speed) |
| Communications | High-Speed CAN Slave Link |
| Enclosure | CNC Aluminium, IP67 Rated |
| Included | 34-Way Tyco Connector & Pin Kit |
Professional Use Cases
The X4 is the "go-to" solution for complex builds that have outgrown the native I/O of a Direct Fit or S7Plus ECU:
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Secondary Drive-By-Wire: Essential for V-configuration engines or twin-plenum setups requiring a second electronic throttle body.
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Motorsport Paddle Shift: Provides the high-current outputs and speed inputs necessary to control a pneumatic or hydraulic shift actuator.
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Fuel System Expansion: Manage multiple high-flow fuel pumps with dedicated PWM control based on engine load and fuel pressure.
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Chassis Logging: Add extra sensors for professional data analysis, such as brake pressure, steering angle, and four-corner shock travel.