Why does the motor not work and have no response?

Please check whether the electric lock wire connection is correct and the voltage is normal. Since both the controller and the motor are high power, so the requirements for discharge are also high, please make sure your 48V is fully charged.

Why does the motor made noise , or the throttle did not respond?

First, check whether the values of High Throttle and Low Throttle are set appropriately. Second, you can increase the throttle acc step in Fardriver (See above). If the above steps do not resolve the issue, try performing a self-learning process.

Why I can't find my controller and bind it in the Fardriver app?

Please make sure the controller is powered on first. Please place the device close to the controller and make sure that the positioning permission and the permission for nearby device.

Does the motor heat up quickly?

It is normal for this kind of motor to heat up. It is normal for the temperature to be below 100°. If it exceeds 100°, please stop using it. The motor is too hot when working, please do not touch it with your body. Avoid burns!

Why did the motor suddenly stop rotating after it started?

Because of the large power controller, the one-time output current of your battery is too large, which turns on the self-protection. charge your battery for a few minutes.

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48V 2000W Brushless DC Motor Kit Max 5400RPM with 45A Fardriver Controller

Product ID: 651688736

Details

Brand
Kunray
Horsepower
2000 Watts
Manufacturer
Kunray
Speed
4300.0
Voltage
48 Volts

⚡2000W high power output

🔄Forward & reverse rotation

🌡️Integrated temperature sensor

¥133169

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Description

⚡ Upgrade your ride, dominate the streets — power meets precision!

PRECISION CONTROL - 45A sine wave controller with self-learning function delivers smooth, efficient, and responsive throttle control for a seamless ride.
SMART HEAT DEFENSE - Built-in KTY83-120 temperature sensor safeguards your motor from overheating, ensuring peak performance without the burnout.
DATA DRIVEN THROTTLE - Half-twist throttle with digital display keeps you informed on battery life, distance, and error alerts — stay connected to your ride’s health.
POWER THAT PROPELS YOU - Unleash 2000W of brushless DC motor power for thrilling acceleration and reliable top speeds up to 5400RPM.
UNIVERSAL UPGRADE READY - Perfect for scooters, go-karts, dirt bikes, and DIY electric vehicle projects — transform your ride with ease and confidence.

The Kunray 48V 2000W Brushless DC Motor Kit combines high-efficiency brushless technology with advanced temperature sensing and a 45A sine wave controller. Designed for electric scooters, go-karts, and dirt bikes, it delivers up to 5400RPM with 6.9N.m torque, ensuring powerful, reliable performance. Its smart thermal protection and programmable controller make it an ideal upgrade for DIY enthusiasts seeking a cutting-edge electric motor solution.

Specifications

ASIN	B0D97FGVMW
Best Sellers Rank	51,701 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 3 in Scooter Motors
Brand	Kunray
Country Of Origin	China
Customer Reviews	5.0 out of 5 stars 1 Review
Horsepower	2000 Watts
Included Components	48v 2000w brushless motor kit with bracket
Manufacturer	Kunray Official
Manufacturer Part Number	MY1020-WG-KIT-F-482000
Number of items	5
Speed	4300.0
Voltage	48 Volts
Wattage	2000.00

Reviews

A**R

A must buy

Great piece of kit I modified a mobility scooter that’s now rockets along

4.03.2026

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¥133169

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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