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3KW High-Voltage DC/DC Converter for New Energy Vehicles & Base Stations – HLF3000-D400 | Levane Power

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3KW car mounted DCDC power supply HLF3000-D400, input voltage 280-820Vdc, output voltage 300-400Vdc. Efficiency reaches over 96%. Low heat generation, stable and reliable. It has input undervoltage protection, input overvoltage protection, output undervoltage protection, and output overvoltage protection.
Model HLF3000-D400
Power 3KW
Use To Car
Input Voltage 280-820Vdc
Output Voltage 300-400Vdc
Size 200mm*120mm*48mm
Detail

HLF3000-D400 | 3KW High-Efficiency DC/DC Converter for New Energy Vehicles & Base Stations


Overview

The automotive HV-LV DC-DC Converter/auxiliary Power Module HLF3000-D400 is a high-performance, automotive-grade 3KW DC/DC power supply module designed for demanding applications in new energy vehicles (NEVs) and telecommunications base stations. It efficiently converts high-voltage DC input (280–820VDC) to a regulated high-voltage DC output (300–400VDC adjustable), ensuring reliable power delivery in harsh operating environments.

With an exceptional efficiency of over 96%, advanced protection features, and robust construction, the HLF3000-D400 meets the stringent safety, reliability, and performance standards required for both automotive and industrial applications.


Key Features

  • High Efficiency & Low Heat Generation: Efficiency ≥96%, reducing thermal stress and improving system reliability.

  • Wide Input Voltage Range: 280–820VDC, compatible with various high-voltage battery systems.

  • Adjustable Output Voltage: 300–400VDC, user-configurable for different load requirements.

  • Full Protection Suite:

    • Input under/over voltage protection

    • Output under/over voltage protection

    • Output overcurrent protection

    • Temperature protection with auto power derating

    • Shock and vibration resistance

  • CAN Communication: Enables real-time monitoring, control, and system integration.

  • Automotive-Grade Components: Designed and tested to withstand harsh environmental conditions.

  • Compact & Rugged Design: Dimensions 200×120×48mm, built for space-constrained and high-vibration applications.


Applications

  • New Energy Vehicles (EV/HEV/PHEV): Auxiliary power supply, high-voltage system stabilization, and onboard electronics.

  • Base Station Power Systems: Telecom power backup, DC power conversion, and renewable energy integration.

  • Industrial Power Supplies: High-voltage DC distribution, battery charging systems, and renewable energy converters.


Technical Specifications

ParameterSpecification
ModelHLF3000-D400
Input Voltage280–820 VDC
Output Voltage300–400 VDC (adjustable)
Output Power3000W (3KW)
Efficiency≥96%
CommunicationCAN 2.0
ProtectionsInput UVP/OVP, Output UVP/OVP/OCP, Temperature Protection, Fuse
Operating Temperature-40°C to +85°C (automotive grade)
Cooling MethodHeat sink with thermal derating
Vibration ResistanceEnhanced with rubber damping pads
Dimensions (L×W×H)200 × 120 × 48 mm
WeightApprox. 1.8 kg
Application FieldsNew Energy Vehicles, Base Stations, Industrial Systems

Why Choose HLF3000-D400?

High Reliability: Automotive-grade design ensures long-term stability under extreme conditions.
Intelligent Control: CAN communication allows seamless integration into smart power networks.
Comprehensive Safety: Multi-layer protection prevents damage from electrical and thermal faults.
Energy Efficient: ≥96% efficiency reduces power loss and operational costs.
Compact & Durable: Robust housing and anti-vibration design suitable for mobile and stationary installations.


Ordering Information

For pricing, customization, or technical support, please contact our sales team with the model number: HLF3000-D400.