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2-in-1
3.3kW
3KW
Fan cooled
Fan cooled
3.3KW
2KW
Liquid Cooled
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Product Features
The Landworld 3kW fan-cooled EV DC/DC converter is designed to convert high-voltage traction battery power into a stable 27.5VDC supply for 24V vehicle electrical systems. Two high-voltage input configurations are available for different vehicle battery platforms. The converter provides 3kW nominal output power, up to 3.6kW specified peak output power and a nominal output current of 110A. Its fan-cooled IP67 enclosure, CAN-BUS communication, KL15 hardware wake-up, low static current and multiple electrical protection functions support integration into electric pickup trucks, commercial electric vehicles, passenger EVs and electrified construction machinery. | ||
IP67 Rating for Enhanced Durability The Landworld 3kW DC/DC Converter is IP67 rated, offering dust and water protection for reliable performance in harsh environments, reducing maintenance and extending lifespan. |
Online Upgrade and Fault Diagnosis Support Support for online upgrades and fault diagnosis allows remote updates and quick issue detection, minimizing downtime and ensuring optimal system performance. |
Full Digital SW Design with Redundant Protection A fully digital design ensures precise control, while redundant protection guarantees continuous, safe operation even in extreme conditions. |
Landworld High-Efficiency EV 3kW 800V DC/DC Converter product able to
| Items | Technical Parameters | Remarks | |
| Operation temperature | -40-85℃ | Temp. for air inlet port | |
| Nominal output power | 3kW | Peak: 3.6kW | |
| Nominal input voltage | 380VDC | 540VDC | |
| Input voltage range | 200-450VDC | 400-750VDC | |
| Output voltage range | 27.5VDC | ||
| Nominal output current | 110A | ||
| Auxiliary power | 9-32VDC | VCC | |
| Efficiency | ≥95% | Typical efficiency | |
| Output voltage ripple | ≤500mVPK-PK | ||
| Output Voltage accuracy | ±1% | ||
| Voltage wake-up | KL15(Hardware) | ||
| CAN communication | CAN-BUS | ||
| Static current | ≤2mA | Sleep mode/Battery current consumption under stop status | |
| Protections | Input OVP/UVP, output OVP/UVP,OTP, input reverse protection, output short-circuit protection, OCP, OTP, | ||
The converter is currently available in two configurations for different traction battery voltage platforms.
| Part Number | Nominal Input Voltage | Input Voltage Range | Output |
| LWD3KB-380S27-A | 380VDC | 200–450VDC | 27.5VDC |
| LWD3KB-540S27-A | 540VDC | 400–750VDC | 27.5VDC |
The Landworld High-Efficiency EV 3kW 800V DC/DC Converter product serves the following applications, meeting the diverse needs of the new energy sector：
New Energy Passenger Vehicle
Electric Commercial Vehicle
New Energy Construction Machinery
1. What are the main applications for the Landworld Fan cooled 3kW DC/DC Converter?
The Landworld Fan cooled 3kW DC/DC Converter is ideal for applications such as electric buses, commercial vehicles, and stationary energy storage systems. Its robust design and efficient cooling system make it suitable for environments with varying temperature conditions, ensuring reliable performance across different use cases.
2. How does the Fan cooled system enhance the reliability of the 3kW Converter?
The Fan cooled system in the Landworld 3kW DC/DC Converter effectively dissipates heat during operation, preventing overheating and ensuring optimal performance. This feature enhances reliability and longevity, which is critical for manufacturers seeking durable components for their electric vehicle systems.
3. What are the key technical specifications to consider when integrating the 3kW Converter into existing systems?
Key specifications for the Landworld Fan cooled 3kW DC/DC Converter include input voltage range, output voltage, and efficiency ratings. Additionally, it's important to review the converter's thermal management capabilities and communication interfaces to ensure seamless integration with existing energy management systems.
4. What is the difference between nominal and peak output power?
The nominal output power is 3kW and is intended as the continuous rating under approved operating conditions. The 3.6kW value is a peak rating. Its permitted duration and repetition frequency should be confirmed during technical matching.
5. Why does the converter use fan cooling?
Fan cooling helps remove heat during high-power operation without requiring connection to a vehicle liquid-cooling circuit. Adequate airflow, inlet clearance and temperature conditions must still be provided by the vehicle installation.
6. Does the product support CAN communication?
Yes. The converter supports CAN-BUS communication and KL15 hardware wake-up. The required CAN protocol, message definitions and diagnostic functions should be confirmed for each project.
7. Is the converter suitable for electric pickup trucks?
It can be evaluated for electric pickup trucks using a compatible high-voltage battery system and 24V auxiliary network. Final suitability depends on the complete input-voltage range, continuous and peak loads, thermal conditions and vehicle integration requirements.
8. Is the product suitable for stationary energy storage?
This product page is positioned for electric vehicle applications. Stationary energy-storage use should not be assumed without a separate technical review covering electrical interfaces, environmental requirements, control logic and applicable standards.
9. What information is required for a quotation?
Provide the battery voltage range, required output voltage, continuous and peak load, vehicle type, CAN requirements, installation layout, airflow conditions, environmental standards, project schedule and expected order volume.
