• 6.6 kW Bidirectional V2L V2H Liquid-cooled On-board Charger (OBC)Assembly
  • 6.6 kW Bidirectional V2L V2H Liquid-cooled On-board Charger (OBC)Assembly
  • 6.6 kW Bidirectional V2L V2H Liquid-cooled On-board Charger (OBC)Assembly
  • 6.6 kW Bidirectional V2L V2H Liquid-cooled On-board Charger (OBC)Assembly
  • 6.6 kW Bidirectional V2L V2H Liquid-cooled On-board Charger (OBC)Assembly
  • 6.6 kW Bidirectional V2L V2H Liquid-cooled On-board Charger (OBC)Assembly

6.6 kW Bidirectional V2L V2H Liquid-cooled On-board Charger (OBC)Assembly

No.LK1470
  1. Liquid-cooled Heat Dissipation – with Over-temperature Protection / IP67 Protection Rating
  2. Digital Power Supply – Full Digital Control Technology
  3. Active PFC – Full-range Input of 90~290 VAC
  4. Electromagnetic Compatibility (EMC) – GB Requirements / Adaptable to CE and UL Standards
  5. CAN Communication – Bootloader Supported
  6. Auxiliary Power Supply – Integrated 12V 3A Auxiliary Power Supply
  7. CC/CP – Wake-up and Processing Supported
  • 6.6 kW Bidirectional V2L V2H Liquid-cooled On-board Charger (OBC)Assembly
  • 6.6 kW Bidirectional V2L V2H Liquid-cooled On-board Charger (OBC)Assembly
  • 6.6 kW Bidirectional V2L V2H Liquid-cooled On-board Charger (OBC)Assembly

Description

Product Advantages

Optimized Structural Design for Integration and Safety

The liquid cooled onboard charger employs a modular assembly that facilitates easy integration into diverse vehicle platforms. Its IP67 enclosure and thermal management system reduce failure risks by maintaining optimal operating temperatures, distinguishing it among bidirectional onboard charger manufacturer offerings. The inclusion of an integrated 12V 3A auxiliary power supply with CC/CP wake-up improves system control flexibility. This architecture supports scalable deployment across multiple voltage output configurations, addressing the requirements of different EV architectures and ensuring high compatibility in manufacturing processes.

Enhanced Performance and User-Oriented Features

This 6.6kW onboard charger enhances battery management through precise digital controls and active PFC, improving charging efficiency and reducing energy losses. The support for bidirectional energy flow enables vehicle owners to leverage V2L and V2H capabilities, increasing the charger’s functional value. Firmware update support via CAN interface ensures adaptability to evolving standards without hardware modifications. Collectively, these features deliver reliable operation, lower total cost of ownership, and simplified maintenance, aligning with the demands of professional EV system integrators and fleet managers.


Use Scenarios

Smart Charging Solutions for Commercial and Sanitation Vehicles

In commercial sanitation and logistics fleets, operational uptime and energy efficiency are critical. Integrating this liquid cooled onboard charger enhances vehicle charging capabilities while enabling bidirectional power flow to auxiliary equipment or local facilities (V2L/V2H). Its IP67 robustness ensures consistent performance in harsh outdoor environments, while full digital control allows fleet operators to optimize energy consumption dynamically. This charger supports seamless integration with vehicle management systems, facilitating real-time status monitoring and efficient resource allocation across demanding commercial operations.

Bidirectional Energy Management in Autonomous Logistics Vehicles

Autonomous logistics and cold chain transport vehicles require stable, reliable onboard power systems for continuous operation and secondary load support. As a reliable V2L V2H charger supplier, this 6.6kW onboard charger provides efficient energy transfer between vehicle batteries and external loads. Its sophisticated thermal management and compliance with electromagnetic standards minimize operational disruptions. By incorporating CAN communication and firmware upgradability, the charger integrates effectively with automated vehicle control systems, supporting advanced energy strategies and enhancing operational flexibility in automated logistics environments.


Product model

Rated Vin

Vin range

Rated Pout

Rated Vout

Vout range

Iout range

LK1471-M15-XX

220VAC

90~265VAC

6.6KW

720VDC

0~1000VDC

0~9A

LK1472-M15-XX

220VAC

90~265VAC

6.6KW

540VDC

0~720VDC

0~12A

LK1473-M15-XX

220VAC

90~265VAC

6.6KW

360VDC

0~500VDC

0~18A

LK1474-M15-XX

220VAC

90~265VAC

6.6KW

144VDC

0~200VDC

0~44A

LK1475-M15-XX

220VAC

90~265VAC

6.6KW

108VDC

0~140VDC

0~60A



Application Fields:
  1. Passenger Vehicles – Mini Passenger Vehicles – On-board Chargers
  2. Commercial Vehicles – Sanitation Vehicles/Mini Trucks/Mini Vans – On-board Chargers
  3. Electric Power Tools – Lawn Mowers – On-board Chargers
  4. Industrial Vehicles – Forklifts/High-lift Vehicles – On-board Chargers
  5. Autonomous Logistics Vehicles/Autonomous Cold Chain Vehicles – On-board Chargers
  6. Electric Motorcycles/Electric Tricycles/Four-wheel Electric Vehicles – On-board Chargers
  7. Logistics Vehicles/Ride-hailing Vehicles – Portable DC Chargers


FAQ 

What input voltage range does the 6.6 kW liquid-cooled onboard charger support?
Our 6.6kW onboard charger accepts a wide input voltage range from 90 to 265 VAC, ensuring compatibility across diverse power supply environments. This broad range supports stable operation in various applications, making it a flexible choice for your charging needs.

Can you provide customization options for the bidirectional onboard charger?
We offer tailored solutions for our bidirectional onboard charger manufacturer products to meet specific voltage and current requirements. Our engineering team can assist in selecting the right model within the 6.6 kW range to fit your vehicle or equipment’s unique power management needs.

How do you ensure reliability and safety in the liquid-cooled onboard charger?
Our chargers feature liquid-cooled heat dissipation with over-temperature protection and an IP67 rating to withstand harsh environments. These features, combined with active power factor correction and compliance with GB, CE, and UL standards, ensure consistent, safe operation for your fleet.

What communication protocols does the charger support for integration?
We integrate CAN communication with bootloader functionality in our V2L V2H charger supplier products, enabling seamless firmware updates and flexible control. This makes it easier for your system to incorporate bidirectional power flow and advanced energy management capabilities.