Features High-power Design: Specifically engineered for high-power brushless motors, providing optimal performance and efficiency for demanding applications. Versatile Voltage Range: Compatible with DC motors within a voltage range of 6 to 12.8V, delivering reliable and adaptable power control for various motor setups. Intelligent Temperature Protection: Equipped with a temperature protection feature that activates at 110℃, ensuring safe and reliable operation under extreme conditions. Precise Speed Control: Offers a wide speed control range from 8% to 98%, allowing for precise speed adjustments to suit specific operational requirements. Stable Frequency Signal: Delivers a stable speed control signal with a fixed frequency of 8 KHZ / 16 KHZ, ensuring consistent and reliable performance for compatible motors. Specification: Rated Voltage: DC 6-12.8 V (12 V suggested, no higher than 12.8 V) Rated Current: 30A(no higher than 40 A) Rated Power: 5 V 0.5 A Temperature Protection: 110℃ speed Control Range: 8%-98% Suitable Number of Poles: 2-18 Startup Methods: Flexible slow startup/direct startup Braking Mode: Reverse load braking/without braking speed Control Signal: 8 KHz / 16 KHz fixed frequency PWM Steering Gear Test Function: Below 55 g Packaging list: 1 x Speed Controller 1 x Electric Control Board Note: New-style and old-style are shipped randomly. Package List