6600W Onboard Charger + DC/DC + Inverter (3-in-1 EV Power System)

Power Your Electric Vehicle with One Integrated Solution

The LR-LF4-6600-JYT3000 is a high-performance 3-in-1 EV power system integrating an onboard charger (OBC), DC/DC converter, and optional AC inverter into a single compact unit.

Designed for electric vehicles, industrial equipment, and EV conversion projects, this system delivers high efficiency, intelligent control, and reliable operation in the most demanding environments.

Key Features

• 6600W high power onboard charger

• Integrated OBC + DC/DC + AC inverter (3-in-1 design)

• Ultra-high efficiency up to 94%

• Wide input voltage range: 90–265VAC

• CAN Bus communication with BMS

• Full protection system for safety

• Liquid cooling for harsh environments

• Wide temperature range: -40°C to +85°C

• Compact design, easy onboard installation

Technical Specifications

OBC Input

• Input Voltage: 90–265 VAC

• Rated Voltage: 220 VAC

• Max Input Current: ≤32A

• Power Factor: ≥0.98

OBC Output

• Rated Power: 6600W

• Efficiency: ≥94%

• Voltage Range:

  • 72V: 50–105V

  • 96V: 65–140V

  • 320V: 220–500V

  • 540V: 350–700V

  
  

• Charging Mode: CC / CV / CP

DC/DC Converter

• Output Voltage: 14V DC

• Rated Power: 2000W

• Output Current: 140A

• Efficiency: ≥90%

AC Inverter (Optional)

• Output Voltage: 220VAC ±5%

• Frequency: 50Hz

• Power: ≤3.5kVA

• Efficiency: ≥93%

Intelligent Control & Communication

Equipped with a high-speed CAN Bus communication system, the charger enables real-time interaction with the BMS, ensuring precise control, optimized charging, and system safety.

Supports multiple wake-up methods:

• CAN wake-up

• CC/CP signal wake-up

• Hardwire wake-up

Advanced Protection System

Built-in multi-layer protection ensures safe and stable operation:

• Over-voltage protection

• Under-voltage protection

• Over-current protection

• Short-circuit protection

• Over-temperature protection

Built for Harsh Environments

• Operating Temperature: -40°C to +85°C

• Storage Temperature: -40°C to +95°C

• Altitude: up to 4000m

• Cooling: Liquid cooling system

• Noise: <65dB

Reliable performance in extreme climates and industrial conditions.

Applications

This system is widely used in:

• Electric vehicles (EV)

• Electric trucks and logistics vehicles

• Golf carts and low-speed vehicles

• Forklifts and industrial equipment

• Electric boats

• EV conversion (retrofit) projects

Why Choose This Solution?

• Reduce system cost with integrated design

• Save installation space

• Improve overall efficiency

• Simplify system architecture

• Enhance reliability and durability

Customization & Support

We provide flexible solutions based on your project needs:

• Voltage customization

• Power customization

• Communication protocol support

• OEM / ODM services

Get a Quote

Looking for a reliable EV power solution?

Contact us today to get:

• Technical datasheets

• Custom solutions

• Pricing and lead time

Send your inquiry now and our engineers will support your project within 24 hours.