Threephase brushless motor drive with convenient control and broad compatibility Key benefits Simple operation: powers on and runs without the need for external control signals Precise speed control: potentiometer based stepless regulation for smooth RPM adjustments Flexible control options: singlebutton mode with 100 levels of acceleration/deceleration, belt power memory function, and 04.5V analog speed control Reliable, sensor design: Hall control board designed to operate with threephase brushless motors Broad compatibility: suitable for a range of electric tools and equipment that use threephase brushless motors What it does Provides continuous speed control for threephase brushless motors using a builtin potentiometer Allows acceleration and deceleration using a single button with 100 selectable levels Includes a belt power memory function to recall preferred operating states Supports analog speed regulation via 04.5V input for governorstyle control Operates without external control signals once powered Key features Poweron operation with no need for external signals Potentiometer stepless speed regulation for finetuning RPM Singlebutton model offering 100level acceleration/deceleration switching Belt power memory function for consistent startup and operation Analog speed regulation via 04.5V input Threephase brushless motor development and design Hall control board for normal operation without Hall sensors Compatibility and suitability Specifically designed for air pumps, water pumps, oil pumps, fans, and other industrial control electric tools that use threephase brushless motors Threephase brushless motor driven with a Hall control board ensures reliable performance across compatible equipment Use scenarios Air handling or ventilation systems: adjust blower speed for precise airflow without external controllers Fluid handling systems: regulate water or oil pump speed to maintain consistent pressure and flow Industrial cooling and process equipment: control fan speed or pump operation to optimize performance and energy use Technical considerations Model includes a singlebutton operation mode with 100level speed switching Analog 04.5V input supports governorstyle regulation for external control compatibility Designed to work with a variety of threephase brushless motors using a Hall control board This description preserves the original product's brand, specifications, models, and functions while presenting clear, customerfocused benefits and practical usage guidance.