FORMITEK GROUP OF COMPANIES
XEV320D48D07K0DNW
  • Available

7 kW Bidirectional DC-DC Converter

  • Available
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.
The 7 kW bidirectional DC-DC converter module is an efficient and intelligent DC power conversion device. It supports bidirectional energy flow and enables precise regulation and conversion of DC voltage between the high-voltage and low-voltage sides. The module adopts an advanced new topology and integrates sophisticated digital control algorithms, delivering excellent performance and controllability.

With a wide input voltage range and high conversion efficiency, it effectively improves power utilization and reduces energy loss. The module also incorporates multiple safety protection functions to ensure stable operation and significantly enhance reliability.

With strong adaptability, the product can be widely used in various DC power conversion applications, including energy storage systems, electric vehicle charging stations, and microgrids, providing an efficient, stable, and intelligent DC power conversion solution for different operating conditions.

Key Features:
① Bidirectional 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.

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

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

④ Flexible 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.

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 (IP65 protection rating)

optional fan-assisted cooling

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

FEATURES

  • High efficiency bidirectional power conversion
    Meets 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.
  • Energy Storage
  • Microgrids
  • Mobile Air Conditioners
  • Recreational Vehicles (RV)
  • Refrigerated Trucks
  • Marine Vessels
  • Customized Solutions
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