IO 12 Expander Box B - CAN Based 12 Channel inc Plug & Pins

The Haltech IO 12 Expander Box B delivers twelve additional input/output channels via CAN communication, purpose-built for Elite series engine management systems requiring expanded control capabilities. This CAN-based module integrates seamlessly with your existing Haltech ECU, enabling connection of extra sensors, switches, and outputs without consuming valuable direct ECU pins. Supplied complete with plug and pins for professional installation. Ideal for complex builds demanding additional channels for functions like water injection control, progressive nitrous systems, data logging inputs, or auxiliary device management where standard ECU I/O counts prove insufficient.