Landworld 12kw High Power DC/DC Converter for Electric Bus

• Customization: Available
• Type: Buck DC-DC Converter
• Certification: ISO
• Model NO.: LWD12K-540S27-W
• After-Sales Service: Online
• Warranty: 2years
• USB Number: No
• Operating Temp.: -40~80
• Lprating: IP67
• Weight: Less Than 5kg
• Output Power: 6kw
• Transport Package: Carton Packaging
• Specification: 318x174x90mm
• Trademark: LANDWORLD
• Origin: China
• Package Size: 40.00cm * 40.00cm * 40.00cm
• Package Gross Weight: 10.500kg

Product Description

FEATURES

1.         Cooling method:Liquid cooled, Flow rate≥10L/min

2.         IP rating:IP67

3.         Support on-line upgrading and fault diagnosis  

4.         Full digital software design, Redundant protection function design 

MAIN TECHNICAL PARAMETERS

Items	Technical Parameters		Remarks
Operation temperature	-40-85℃
Nominal output power	12KW		Peak: 13KW
Input Rated Voltage	640	850
Input voltage range	400-750	500-950
Nominal output voltage	27.5VDC
Nominal output current	436A
Auxiliary power	9-32VDC		VCC
Efficiency	≥95%		Typical efficiency
Output voltage ripple	≤500mVPK-PK
Output Voltage accuracy	±1%
voltage wake-up	KL15(Hardwire)
CAN communication	CAN-BUS
Static current	≤2mA		Sleep mode/Battery current consumption under stop status
EMC standard	GB/T 18655-2010
Protections	Input OVP/UVP, output OVP/UVP,OTP, input reverse protection, output short-circuit protection, OCP, OTP

New Energy Passenger Vehicle

Electric Commercial Vehicle

New Energy construction Machinery 

R&D STRENGTH AND MANUFACTURING STRENGTH SHOW

R&D Strength

 Manufacturing Strength

We have pushed continuous innovation in power electronics with an expert R&D team developing advanced EV power solutions. Our investment in technology and collaboration with industry leaders ensures compliance with global standards, which has enabled us to deliver customized, high-performance, and reliable solutions.

Our facilities feature intelligent systems for efficient production. With certifications like ISO26262, IATF 16949, and ESD S20.20, we uphold strict quality standards. Flexible production lines allow us to meet diverse demands while maintaining consistent quality and reliability for the global EV market.

FAQ

1. How does the Landworld 12kW Liquid Cooled DC/DC Converter ensure consistent efficiency under prolonged high-load conditions?
The Landworld 12kW Liquid Cooled DC/DC Converter utilizes a multi-phase interleaved topology and active thermal balancing to maintain high conversion efficiency above 95% even during sustained operation, reducing system stress and energy loss.

2. What built-in diagnostic and monitoring capabilities does the Landworld 12kW Liquid Cooled DC/DC Converter offer?
The Landworld 12kW Liquid Cooled DC/DC Converter supports real-time fault diagnosis, output voltage/current monitoring, and remote software updates via CAN interface, enabling smarter control and easier system-level debugging for clients.

3. Is the Landworld 12kW Liquid Cooled DC/DC Converter designed with redundant protection mechanisms?
Yes, the Landworld 12kW Liquid Cooled DC/DC Converter features full digital control logic and built-in redundant protections such as input overvoltage, output short-circuit, and over-temperature safeguards, ensuring safe and reliable operation in demanding EV applications.