XEV320D48D07K0DNW

7kW bidirectional DC/DC converter

7 kW Bidirectional DC-DC Converter for Efficient Energy Storage Charging Systems

OVERVIEW

A 7 kW bidirectional DC-DC converter supporting energy flow in both directions with precise high- and low-voltage conversion. It delivers high-efficiency operation and incorporates multiple protection functions, making it suitable for a wide range of DC power conversion applications.

7 kW Bidirectional DC-DC Module: Intelligent Power Conversion for Advanced Energy Systems

Designed for high-performance energy applications, the 7 kW bidirectional DC-DC module enables efficient and precise energy transfer between high-voltage and low-voltage DC systems. Advanced control and flexible operation support reliable performance across modern energy management and conversion applications.

Key Features:
①Bidirectional Energy Conversion:
Supports seamless two-way energy flow, enabling precise regulation between high-side and low-side DC voltages for optimized system performance. Built on proprietary power conversion topology combined with intelligent digital control algorithms, delivering high efficiency while minimizing energy loss.

②Wide Voltage Compatibility:
Supports a wide input voltage range, allowing flexible integration into various power systems and applications.

③Reliable & Protected Operation:
Integrated multiple protection mechanisms ensure stable performance and enhance overall system reliability under demanding conditions.

④Flexible System Integration:
Highly compatible with different system architectures, supporting diverse energy storage and power conversion requirements. Ideal for energy storage systems, EV charging infrastructure, and microgrid applications, providing an intelligent and efficient DC power conversion solution.

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PARAMETERS

Rated Power

7 kW

High Side Voltage Range

240 – 370 V

Low Side Voltage Range

40 - 55 V

Charger Efficiency

95% or higher

Operating Temperature Range

-40℃- 85℃

Cooling Method

Natural cooling (IP67 protection rating)

optional fan-assisted cooling

Control Mode

Automatic switching between Constant Voltage (CV) and Constant Current (CC)

FEATURES

High efficiency bidirectional power conversion

Meet fast recharging needs for low voltage battery packs and adapts to various charging scenarios.
Intelligent CAN communication & calibration

Flexible adjustment of charging modes and current/voltage thresholds, with real-time operating status feedback.
Multiple safety protection mechanisms

Comprehensive hardware and software protection, including battery reverse-polarity protection and insulation resistance protection.
Low power consumption & fast response

Standby current ≤10 mA to minimize standby power loss; output response time ≤200 ms to ensure stable power delivery.
Natural cooling design

No additional fan required, reducing noise and failure rate.
Flexible wake-up & power-down control

Supports power-on wake-up, CAN wake-up, and hardware wake-up; automatically shuts down circuitry after main power-off.
High precision monitoring & diagnostics

Output voltage accuracy ≤±2%, monitoring accuracy ±0.2 V, supports OBD online diagnostics.
High environmental adaptability

Excellent vibration resistance, IP65 protection level, and strong EMC (electromagnetic compatibility) performance.
Parallel expansion capability

Enables flexible power scaling (2 units = 14 kW, 3 units = 21 kW), meeting full range power demands for energy storage applications.

APPLICATIONS

Designed for battery range extension in electric vehicles, the converter enables bidirectional energy flow between high- and low-voltage systems. Key features include high-efficiency bidirectional power conversion, stable operation, and support for parallel expansion. In addition to vehicle applications, it is suitable for residential and commercial energy storage systems, microgrids, recreational vehicles (RV), and marine vessels.