Sha Jing Da Jie Baoan, Shenzhen, Guangdong Province, China, 518104
Upgrade your Kukirin G2 Pro's performance with this 2024 latest V4-SZ version controller, engineered as an exact OEM replacement for brushless motor systems. This advanced ESC (Electronic Speed Controller) delivers smarter power management and enhanced riding efficiency.
Key Advantages:
✔ 2024 Optimized Algorithm - Smother acceleration & 15% better hill-climbing torque
✔ Dual-Core Processing - Faster response to throttle inputs
✔ Enhanced Waterproofing - IP65 rating (superior to previous IP54 models)
✔ Real-Time Diagnostics - Error code display via dashboard integration
✔ Quiet Operation - Reduced electromagnetic noise
Technical Specifications:
• Voltage: 48V DC
• Continuous Current: 25A (35A peak)
• Compatible Motors: 400W-800W brushless
• Connectors: Gold-plated 9-pin waterproof
Installation Notes:
Requires firmware sync with dashboard
Professional calibration recommended
Includes thermal paste for optimal heat transfer
What's New in V4-SZ:
Regenerative braking efficiency +20%
Added temperature display function
Reduced standby power consumption
Warning: Non-professional installation may void warranty. Always disconnect battery before servicing.




Company Advantages
1. Founded in 2014, have 11 years of experience in electric scooter manufacturing.
3. Professional sales team: our 80% sales with bachelor degree, have superior occupational career and good education background, which ensures more professional and reliable service to our clients.
2. Good Reputation: by strictly follow market rules, we adhere to provide reliable quality goods, competitive price, fast shipment, continuously improving after-sale service. Our high efficiency and responsibility have own approval of our clients.
4. One-stop service, we have over 1000 parts and accessories for electric scooter, bicycle and motorcycle, and 5-8 new products coming out per month, and 90% goods have enough stock.



