Enhance the performance of your electric motorcycle or mobility scooter with this high-quality Brushless DC Motor Controller, specifically designed for QS Motor models up to 4000W. Crafted from premium aluminum alloy and ABS materials, this durable controller offers excellent resistance to high temperatures and corrosion, ensuring long-lasting reliability and optimal operation. Key Features: · **Wide Compatibility:** Designed for QS Motor electric motorcycles and mobility scooters with power ratings up to 4000W, making it essential to confirm compatibility before purchase to avoid returns. · **Premium Build Quality:** Constructed with high-strength aluminum alloy and ABS, this motor controller withstands high temperatures and erosion, providing superior durability and protection. · **Enhanced Motor Performance:** Effectively manages motor speed to significantly boost performance, enabling maximum speeds up to 115 km/h, depending on vehicle weight and wind resistance. · **Sine Wave Controller:** Utilizes advanced sine wave technology for smooth, stable motor operation with minimal fluctuations, ideal for QS hub motors and QS mid-drive motors. · **Self-Learning Function:** Features an intelligent self-learning capability that adapts to various motor models, enhancing versatility and ease of use across different setups. Specifications: · Item Type: Brushless DC Motor Controller · Rated Voltage: 72V (Supports 36-100V, default 72V) · Bus Current: 150A · Phase Current: 400A · Maximum Speed: Up to 115 km/h (varies with vehicle weight and wind drag) · Fitment: Suitable for QS Motor electric motorcycles and mobility scooters ≤4000W Package Includes: · 1 x Brushless DC Motor Controller This Brushless DC Motor Controller is the perfect upgrade for boosting the power and speed of your electric motorcycle or scooter. Its robust construction, advanced sine wave technology, and adaptive self-learning function make it a reliable and efficient choice for enhancing your electric vehicle’s performance.