IO 12 Expander Box A - CAN Based 12 Channel - BOX Only

The Haltech IO 12 Expander Box A provides twelve additional CAN-based input and output channels for installers requiring extended control beyond their base ECU configuration. This CAN communication module integrates seamlessly with compatible Haltech engine management systems, enabling expanded functionality for complex builds running additional sensors, solenoids, or auxiliary equipment. The box-only configuration suits workshops already equipped with connectors and wiring. Ideal for high-level tuning setups where precise control over multiple devices is essential for achieving optimal performance outcomes.