Key features and benefits Direct power operation: Works when powered with no external signals required. Simple control reduces setup and wiring complexity. Stepless speed control with a single button: Potentiometerbased control allows smooth acceleration and deceleration using a single button, enabling precise speed tuning without multistep switches. Hallfree threephase brushless control: Integrated Hallfree control board for reliable operation of a threephase brushless motor, reducing maintenance and improving consistency. Broad applicability for industrial tools: Specifically designed for electric regulation in air pumps, water pumps, oil pumps, fans, and other industrial control devices that use threephase brushless motors. Wide voltage, compact footprint: BLDC controller supports a wide input voltage range of 626V, offering power in a small volume for spaceconstrained installations. Technical highlights Motor type: Threephase brushless motor with Hallfree control board Regulation method: Potentiometerbased, singlebutton control for stepless speed adjustment Power/signal: Operates directly from supply power; no external signal inputs required Suitable loads: Air pumps, water pumps, oil pumps, fans, and similar threephase brushless motordriven tools Input voltage: 626V Size/volume: Small, power design optimized for compact assemblies 23 practical use scenarios Compact air pump system: Use in small ventilation or air handling setups where adjustable airflow is needed without complex wiring or external controllers. Water or irrigation pump: Deploy in smallscale irrigation or cooling systems requiring variable flow control via a simple speed control interface. Industrial fan or oil pump in equipment: Implement in machinery that needs reliable speed regulation and a compact controller to conserve space and reduce wiring complexity. Why this product stands out Simple, reliable operation with no external control signals required and a userfriendly singlebutton interface. Robust, sensorless (Hallfree) control suitable for demanding threephase brushless motor applications. Broad compatibility with common industrial pumps and fans, providing flexible, spaceefficient speed control. Durable, compact design that delivers power in a small footprint across a wide voltage range.