Compact 3phase BLDC driver board for sensorless brushless motors, designed for DC input from 7 to 24V and continuous power up to 200W. The module includes an adjustable potentiometer for direct speed control and an electronic starter function for smooth, reliable motor startup. Key benefits Simplifies control of 3phase brushless DC motors that do not use Hall sensors by providing sensorless commutation and a builtin starter function. Direct, easy speed adjustment via the included potentiometer eliminates the need for external controllers in many applications. Wide input range of 7 to 24V and up to 200W output power supports a variety of small vehicle, robotics, and hobby projects. Compact drive board form factor integrates into existing systems without large external controllers. What this module does Drives 3phase brushless DC motors using sensorless (hallless) control and electronic startup logic for reliable spinup from standstill. Provides continuous power handling up to 200W within the specified supply voltage range. Offers a potentiometer interface for useradjustable speed control and straightforward tuning. Technical highlights Input voltage: DC 7 to 24V. Power rating: 200W maximum. Motor type: 3phase brushless DC, hallless (sensorless) operation. Control: electronic starter and potentiometer speed adjustment. Form: drive board module suitable for integration into custom systems; constructed from standard PCB and electronic components. Compatibility and installation notes Compatible with 3phase BLDC motors that operate without Hall sensors and whose voltage and power requirements fall within the module limits. Typical wiring requires connection of power leads and three motor phase outputs, plus potentiometer wiring for speed control. Follow motor wiring color codes and doublecheck polarity before powering. Provide adequate cooling and ventilation during operation, especially near the 200W power limit, to maintain stable performance. Practical applications Small electric vehicles and scooters: control low to mid power brushless traction motors where sensorless control and compact packaging are required. Robotics and automation: power and speed control for robotic actuators, conveyor rollers, and tooling spindles driven by 3phase BLDC motors. Hobby and model projects: use in electric model boats, gokarts, and custom DIY motor systems that need a simple starter and adjustable speed control. Why choose this module Delivers a focused set of capabilities for sensorless BLDC control without the complexity of larger motor controllers. Builtin potentiometer and starter make setup and adjustment fast for prototype and production use. Clear electrical limits and straightforward wiring help reduce integration time in small motor projects. What to check before Confirm your motor is a 3phase brushless DC motor without Hall sensors and that its rated voltage and power are within 7 to 24V and 200W. Ensure your system can provide proper cooling and that connections are made according to motor and supply specifications. This product provides a compact, practical solution for driving sensorless 3phase BLDC motors with adjustable speed and electronic starting, suitable for a wide range of small motor applications.