The V8-Capable Nexus VCU
The Nexus R3 VCU is Haltech’s premium solution for 8-cylinder engine management and power distribution. This is the unit only, designed for systems where the wiring infrastructure is already prepared. It bridges the gap between traditional ECUs and full PDM systems, offering a unified control center for the vehicle.
Integrated Dominance
The R3 is capable of running sequential fuel and ignition for V8 engines. It features 4 x 25A high-current PDM outputs, allowing it to power critical systems without relays. With onboard Wi-Fi, 128MB data logging, and a built-in wideband controller, the R3 simplifies the cockpit and engine bay by reducing the number of separate modules required.
Operational Benefits
- Unified Control: Manages engine and power in one device.
- Connectivity: Wireless laptop communication for easier tuning.
- Robust I/O: Extensive inputs and outputs for race sensors and actuators.
Fitment Guide
Engine Compatibility: Up to 8 Cylinders / 4 Rotors
Requires: Compatible Wiring/Connectors (Sold Separately)
Technical Specifications
| Device Type | Vehicle Control Unit (VCU) |
| PDM Outputs | 4 x 25A Continuous |
Summary & What’s Included
The standalone Nexus R3 unit.
Includes:
- Nexus R3 VCU
- SurLok Connectors
- USB-C Cable
- Wi-Fi Antenna
- Mounting Hardware













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