Product Overview
The LK1020 2kW Air-Cooled On-board Charger is a compact, high-efficiency charging solution designed for various electric vehicles.
Using fully digital control and high-performance SiC devices, the charger features intelligent operation, strong protection, and excellent system stability. It employs advanced phase-shifted PWM softswitching technology, achieving peak efficiency above 94%.
The unit communicates with the vehicle's monitoring system via a CAN interface, allowing real-time parameter adjustment. It offers comprehensive protection against over-voltage, over-current, shortcircuit, and overheating.
Built with a die-cast aluminum housing (IP67-rated) and automotive-grade components, the charger delivers high power density, lightweight design, and reliable performance across diverse EV charging applications.
General Specifications
| Model Number | ||||||
| Vehicle Power Suppply Type | Vehicle on-board charger | |||||
| Model Number | LK1634 | LK1638 | LK1632 | LK1635 | LK1636 | LK1637 |
| Input Characteristic | ||||||
| Input Voltage Range | 90VAC~265VAC | |||||
| Input Frequency Range | 46~65Hz | |||||
| Starting Impule Current | ≤10A | |||||
| Input Power Factor | ≥0.99 (@220Vin, Pomax) | |||||
| Output Characteristic | ||||||
| Rated Output Power | 2000W | |||||
| Rated Output Voltage | 24 | 60 | 80 | 108 | 144 | 360 |
| Output Voltage Range | 0~36 | 0~76 | 0~102 | 0~130 | 0~180 | 0~440 |
| Output Current Range | 0~50 | 0~35 | 0~25 | 0~18 | 0~14 | 0~6 |
| Voltage/Current Regulation | ±1% & ±5% | |||||
| Output Response Time | ≤5S | |||||
| Typical Efficiency | ≥94% | |||||
| Protective Characteristic | ||||||
| Over and Under Voltage Protection | Input over and under voltage shutdown can be self-recovery,output over andunder voltage shutdown can be self-recovery | |||||
| Output Reverse Connection and Short Circuit Protcetion Output |
Output short circuit and reverse connection shutdown can beself-recovery | |||||
| Over Temperature Protection | When the heat sink temperature is higher than 75°C, it will reduce the output power. And it will disconnect the circuit when the temperature is higher than 95°C. It will restore the output when the charging temperature is lower than 85°C | |||||
| Enivromental Condition | ||||||
| Operating Ambient Temperature | -20°C~ +65°C | |||||
| Relative Humidity | 5%~95% | |||||
| Dust Proof and Waterproof | IP67 | |||||
| Cooling Method | Forced-Air Cooling | |||||
| Communication Function | CAN network | |||||
| Charging Function | Receive charging instructions to charge normally; No command charger is in standby state | |||||
| Others | ||||||
| Operating Noise | ≤60dB | |||||
| Product Size (mm) | 149*291*113 | |||||
| Product Weight | ≤4kg | |||||
