A slight, brief clicking sound during switching is normal as the relay switches power sources.
The is a highly popular, fourth-generation electric scooter mainboard and display controller kit designed to regulate power distribution, manage motor performance, and enable smart smartphone app connectivity. Primarily configured for 8.5-inch urban e-scooters featuring 36V, 350W brushless DC (BLDC) motors, this component is commonly found as the stock or upgraded core motherboard in clones and variants of popular models like the Xiaomi M365, Kugoo, Aovo Pro, and Hover-1. It handles a peak current of 15A (upgraded from older 13A variants) to provide more aggressive acceleration and better hill-climbing power.
As technology continues to advance, codes like KCQ-YB-YX01-V4.0 will undoubtedly become more prevalent. Understanding their significance, applications, and impacts will be crucial for businesses, policymakers, and individuals looking to navigate the complex landscape of modern technology. kcq-yb-yx01-v4.0
The is an electric scooter controller manufactured by Shenzhen Kechuangqi Technology . It is a common replacement part for various 36V electric scooter models, including the Foston X-Play . 🛠️ Key Technical Specifications Voltage: DC 36V (Low voltage protection at 31V ± 0.5V) Current Limit: 15A Rated Power: 350W Speed Modes: 10 km/h, 15 km/h, and 25 km/h
: Disconnect the main battery line immediately to avoid accidental short circuits. A slight, brief clicking sound during switching is
Connects directly to the handlebar dashboard. Transmits V+ main voltage, Ground (GND), Transmit (TX), Receive (RX), and Headlight control lines.
| Parameter | Value | |------------------------|--------------------------------| | Input voltage | 12–36 V DC | | Input channels | 2 (0–10 V / 4–20 mA selectable)| | Output | 2x relay (NO/NC, 2A@30V DC) | | Communication | RS485 + 10/100 Ethernet | | Protocols | Modbus RTU, Modbus TCP, KCQ-bus| | Protection rating | IP30 (board), IP54 (enclosed option) | | Dimensions | 98 × 68 × 32 mm | It handles a peak current of 15A (upgraded
The is an essential instrument cluster and display unit designed for electric scooters, manufactured by Shenzhen Kechuangqi Technology Co., Ltd. . Functioning as the primary interface for riders, this specific V4.0 module is commonly paired with KCQ electric scooters like the Fiat 500 F10 and F12 models, serving as the "brain" that communicates rider inputs to the motor controller. Technical Specifications & Compatibility
Based on common KCQ-compatible controller standards, an E5 error code usually indicates a low voltage issue or a battery undervoltage, according to the KCQ Scooter User Manual . If the scooter turns off suddenly, this could indicate that the battery voltage is dropping below the safe operating threshold. Pairing with the KCQ Scooter App KCQ-YB-YX01-V4.0
Ensure the total power consumption of your connected appliances does not exceed 10A.