Free shipping. Ships within 1–2 days.The BAC2000 is the entry-level ASI controller — the unit that ships standard in the CyberX. It delivers smooth, predictable power delivery using Field-Oriented Vector Control (FOC) and ASI’s adaptive sensorless start algorithm. Auto-tuning means no complicated sensor setup. Capable of up to 120% of rated motor torque from a standing start.What this means for your ride Smooth throttle response from zero Efficient power delivery that extends battery range Reliable low-speed torque for mixed terrain and stop-and-go urban riding Compatible with the CyberX motor and most other mid-drive e-bike setups Note: Ships without harness. Compatible harnesses are sold separately. Contact us at [email protected] to confirm compatibility with your setup before ordering.