DC Bidirectional 12V, 24V, 48V Power Unit

A compact DC bidirectional power unit for 12V/24V/48V systems, enabling efficient two-way energy transfer. Features over-voltage/short-circuit protection, 97% conversion efficiency, and J1939 CAN bus for easy BMS integration.

Description

DC Bidirectional 12V/24V/48V Power Unit Product Description

Overview

This bidirectional DC power unit enables seamless energy transfer between 12V, 24V, and 48V systems, supporting both charging and discharging modes with high efficiency. Ideal for hybrid power networks, it integrates intelligent voltage regulation and multi-level protection to ensure reliable operation across diverse applications.

Key Features

1. Bidirectional Power Flow

Supports adaptive voltage conversion (12V↔24V, 24V↔48V, 12V↔48V)
Maintains ±0.3V output stability during transient load changes
Enables battery equalization across different voltage tiers

2. High-Efficiency Performance

Up to 98% conversion efficiency at 50% load
Power density: [X]W/in³ with active thermal management
Soft-start function reduces inrush current by 60%

3. Comprehensive Protection

Over-voltage (OVP): Trips at 110% rated voltage, auto-reset
Over-current (OCP): 120% load threshold with foldback protection
Short-circuit (SCP): 5ms response with latching shutdown
Thermal shutdown at [75°C] with hysteresis control

4. Smart Connectivity

J1939 CANopen interface (baud rate: 250kbps)
Modbus RTU support for BMS integration
Real-time monitoring of:
▶ Voltage/current waveforms
▶ Power transfer efficiency
▶ Internal temperature trends

Applications

1. Transportation

EV/Hybrid vehicles: Manages 12V auxiliary & 48V traction battery systems
Marine vessels: Converts 24V generator power to 12V for navigation equipment

2. Renewable Energy

Off-grid solar/wind systems: Balances 12V panels to 48V battery banks
Microgrids: Enables cross-voltage energy storage during peak demand

3. Industrial Automation

AGVs/Forklifts: Converts 48V drive batteries to 24V for control modules
Robotics: Supplies stable 12V power from 48V main systems with feedback

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