36V 48V 20A Sine Wave Brushless Motor Controller for Electric Bicycle 350W-500W Waterproof SM Connectors Protocol 2 LCD Display
The 36V/48V 20A Sine Wave Brushless Motor Controller is designed for electric bicycles and scooters with motors rated from 350W to 500W. It provides smooth and efficient power delivery using a sine wave drive algorithm, ensuring quieter operation and improved motor performance. The controller supports LCD displays with Protocol 2 and features SM connectors for easy plug-and-play installation. Built with a durable waterproof aluminum alloy casing, it offers reliable protection against rain and moisture, making it suitable for daily commuting and outdoor riding conditions.
وحدة تحكم محرك بدون فرش 36V/48V بتيار 20A مصممة للدراجات الكهربائية والسكوترات بمحركات بقدرة 350W إلى 500W. توفر تشغيلًا سلسًا وهادئًا بفضل تقنية الموجة الجيبية (Sine Wave) مما يحسن كفاءة وأداء المحرك. تدعم شاشات LCD ببروتوكول رقم 2 وتأتي مع موصلات SM لسهولة التركيب بنظام التوصيل المباشر. كما تتميز بهيكل من الألمنيوم المقاوم للماء لحماية المكونات من المطر والرطوبة، مما يجعلها مناسبة للاستخدام اليومي والقيادة في مختلف الظروف.
The 36V / 48V 20A Sine Wave Brushless Motor Controller is a high-performance control unit designed for electric bicycles and scooters with motor power ranging from 350W to 500W. It provides stable and efficient control for brushless DC motors, improving riding performance, efficiency, and durability.
The controller supports both 36V and 48V battery systems, making it compatible with a wide range of electric bikes and scooters. With a rated current of up to 20A, it delivers sufficient power for smooth acceleration, improved climbing ability, and responsive motor control.
Using an advanced sine wave drive algorithm, the controller ensures quieter motor operation, reduced vibration, and improved energy efficiency compared to traditional square wave controllers.
The controller features SM connectors that allow simple plug-and-play installation, making it easy to integrate into existing electric bicycle systems. It also supports Protocol 2 LCD displays, enabling riders to monitor important data such as speed, battery voltage, and system status in real time.
For durability and outdoor reliability, the controller is housed in a strong black aluminum alloy casing with a waterproof design that protects the internal components from rain, dust, and environmental exposure.
This motor controller supports multiple functions including throttle control, headlight power output, PAS (Pedal Assist System), e-brake signal input, Hall sensor support, and self-learning function for easy motor phase matching.
Specifications
Product Type: Brushless Motor Controller
Operating Voltage: 36V / 48V
Rated Power: 350W – 500W
Rated Current: 20A
Motor Type: Brushless DC Motor
MOSFET Model: HY3208
Material: Black Aluminum Alloy
Waterproof: Yes
Connector Type: SM Series Connectors
Display Protocol: Protocol No.2 (LCD Display Support)
Functions
Headlight power supply
Throttle control
LCD display support (Protocol 2)
Hall sensor input
E-brake support
PAS (Pedal Assist System)
Self-learning function
Compatible LCD Displays
SW900
S866
V889
H6C-2
M5C-2
M7C-2
H6C
M6H
