Best Level 3 DC Charger Supplier & Factory

Pioneering High-Power Charging (HPC) Infrastructure with Industrial-Grade Reliability, Modular Power Modules, and Advanced Liquid Cooling Solutions for Global Fleet Operators and CPOs.

Executive Summary: Level 3 DC Fast Charging (L3 DCFC) Infrastructure

How critical components, modular engineering, and solid thermal architecture dictate the future of global fleet and public transportation networks.

As the transportation sector undergoes a rapid shift toward electrification, the demand for high-capacity, high-throughput charging systems has reached a critical turning point. Level 3 DC Fast Chargers (L3 DCFC), often operating at power levels from 50kW to over 500kW, have become the backbone of both public highway networks and industrial commercial vehicle fleets. These systems bypass the vehicle’s onboard charger to feed direct current (DC) straight to the battery pack, dramatically cutting charge times down to 15–30 minutes.

For Charge Point Operators (CPOs), municipal transit agencies, and logistics fleet managers, sourcing equipment is no longer just about basic charging; it is about finding robust, highly certified, and modular systems. Operating a high-performance charging site requires an integrated solution: from the high-capacity grid interface and efficiency-optimized AC/DC power modules to high-power liquid-cooled cables and advanced SECC (Supply Equipment Communication Controller) communication bridges.

High-Power Output

Delivering sustained power from 150kW to 1.4MW using liquid-cooled connectors and high-density, low-loss power modules.

🔌 Multi-Standard Compliance

Interoperable with CCS1, CCS2, NACS, CHAdeMO, and GB/T standards to serve light-duty, heavy-duty, and multi-regional vehicles.

🛡️ Industrial Reliability

Designed for uptime in extreme conditions. Equipped with intelligent monitoring, advanced thermal management, and reliable SECCs.

WELCOMING THE FUTURE WITH MIDA GROUP

A trusted powerhouse in high-power charging cable manufacturing, station assembly, and next-generation power electronics design.

Shanghai Mida Cable Group Ltd., alongside its specialized subsidiaries—Shanghai Mida EV Power Co., Ltd., Shenzhen Mida EV Power Co., Ltd., and Shanghai Mida New Energy Co., Ltd.—stands at the forefront of the global electric vehicle supply equipment (EVSE) manufacturing sector.

Our engineering strengths span the entire EV charging ecosystem. From manufacturing high-durability raw cables and liquid-cooled plugs to developing advanced 1000V high-density power modules, MIDA delivers integrated, vertically optimized solutions for the most demanding DC fast charging needs.

  • Mida Cable: Produces a full range of EV charging cables, including 16A–80A J1772, 16A–63A IEC 62196-2, and high-power DC fast charging cables: CCS1 (80A–500A), CCS2 (125A–1000A), CHAdeMO (125A–300A), GB/T (200A–1000A), and NACS (250A–600A).
  • MIDA EV Power: Builds a complete lineup of hardware: 7kW–50kW mobile chargers, 3.6kW–7.2kW portable DC systems, 360kW–1440kW split-type DC systems, and 60kW–480kW floor-standing stations.
  • MIDA New Energy: Pioneers modular power design, offering 20kW–60kW standard modules, 40kW–125kW liquid-cooled modules, and 20kW–45kW V2G (Vehicle-to-Grid) bidirectional modules.
MIDA Group Factory Certification and Layout

Main Product Categories

Discover our core technical divisions designed to scale with the transition to zero-emission logistics and transit.

AC EV Charger & Wall-Mounted

Wall-mounted and mobile EV chargers from 7kW to 80kW. Practical, robust, and reliable options for depot parking, public venues, and residential settings.

Wall-Mounted and Mobile EV Chargers View More

DC Charger Station

High-power DC charging stations from 60kW to 1440kW. Built for rapid passenger vehicle charging, truck routes, and high-frequency fleet depots.

DC Charger Station View More

BESS Charging Station

Battery energy storage systems integrated with DC charging. Available in 60kWh to 2MWh configurations to support peak-shaving and weak grids.

BESS Charging Station View More

EV Charging Power Modules

  • 30kW | 40kW | 50kW | 60kW | 80kW AC-to-DC EV Charger Modules
  • 30kW | 40kW | 50kW | 60kW DC-to-DC Converter Modules
  • 40kW | 60kW | 75kW | 125kW Liquid Cooled High-Efficiency Modules
  • 20kW | 22kW | 30kW | 40kW | 45kW Bidirectional V2G Power Modules
  • 30kW | 40kW | 50kW | 60kW Solar MPPT Charging Modules
  • 20kW | 50kW | 62.5kW Bidirectional AC-DC Grid Storage Modules
EV Charging Power Module Showcase

DC Charging Connectors & Cooling Units

  • 500A | 600A High-Current CCS1, CCS2 & GB/T Charging Plugs
  • 125A | 250A | 300A | 350A NACS & CHAdeMO Connectors
  • 1500A Megawatt Charging System (MCS) & ChaoJi Connectors
  • 3.5kW | 4.5kW | 6kW | 9kW Integrated Liquid Cooling Units
  • 2.4kW | 3.5kW Split-Type Dynamic Cooling Condensers
  • 25kW to 72kW Industrial-Scale Cooling Stations for HPC Hubs
DC Charging Connector and Cooling Units Showcase

DC Fast Charger Stations

  • 7kW to 60kW Mobile DC Chargers (Roadside Rescue & Flexible Depots)
  • 20kW to 80kW Compact Wall-Mounted Fast Chargers
  • 60kW to 480kW Standalone Multi-Standard Public Chargers
  • 60kW to 240kW Smart Advertising Chargers (Integrated 43"/55" Screens)
  • 600kW to 1080kW Liquid-Cooled Ultra-Fast Supercharging Stacks
  • 360kW to 1680kW Split-Type Dynamic Power Sharing Systems
DC Fast Charger Station Showcase

Energy Storage Charging Systems (BESS)

  • 15kW to 480kW Mobile BESS-Integrated Fast Charging Vans
  • 60kW to 400kW Integrated Hybrid Solar-Storage Charging Piles
  • 65kWh to 200kWh Emergency Tow & Mobile Rescue Batteries
  • 165kWh Automated Autonomous EV Charging Robots
  • 800kWh to 2000kWh MW-Scale Grid-Support Storage Systems
Energy Storage Charging Station Showcase

Technology Trends in Level 3 Charging

Key innovations driving high-power charging efficiency, reliability, and deployment speeds.

1. The Transition to 1000V Silicon Carbide (SiC) Power Electronics

Traditional fast chargers relied on 650V silicon-based IGBT modules. Modern high-power networks are transitioning to 1000V Silicon Carbide (SiC) MOSFET platforms. SiC technology enables faster switching speeds, reduced switching losses, and higher thermal performance. For operators, this translates to station efficiencies exceeding 96.5%, reducing power losses and minimizing cooling system load.

2. Active Liquid Cooling for High-Power Cables

Passive copper cables are limited to around 200A-250A due to thermal buildup and ergonomics. Boosting current to 500A or more at 1000V requires active liquid cooling. A synthetic coolant or water-glycol mixture is circulated through the connector and cable. This keeps the cable light and flexible for users while preventing thermal limits during continuous high-power sessions.

3. Bidirectional V2G & Microgrid Integration

High-capacity vehicle depots are transitioning from simple loads to active grid participants. Utilizing bidirectional V2G power modules allows operators to return energy stored in vehicle batteries back to the grid or use it for facility demand management during peak pricing periods. Combining these modules with onsite BESS storage enables fast charging installations even on power-constrained local grids.

96.8%
Power Module Conversion Efficiency
1000V
Maximum Continuous Operating Voltage
600A
Liquid-Cooled Cable Capacity
2.0MWh
Max Battery Energy Storage Capacity

Global Procurement, Grid Standards, and Local Compliance

Meeting strict regional safety standards and grid integration requirements worldwide.

Deploying high-power charging infrastructure across different regions requires navigating complex regulatory standards, certification processes, and grid connection rules. Sourcing equipment from a manufacturer with international testing and certification helps prevent deployment delays.

Target Region Standards Compliance Typical Grid Input Connector Interface Key Focus Points
North America UL 2202, UL 2251, FCC Class A, NEC Article 625 480V AC (3-Phase, 60Hz) CCS1 / NACS (SAE J3400) UL listing is essential for local permitting, utility rebates, and insurance compliance.
Europe & UK CE-EMC, CE-LVD, EN 61851-1, UKCA 400V AC (3-Phase, 50Hz) CCS2 (Type 2 Combo) Requires MID-certified energy meters and Eichrecht compliance for commercial billing.
Asia-Pacific GB/T 20234, ChaoJi, Indian BIS Standards 380V/415V AC (3-Phase) GB/T / ChaoJi / Type 6 / CHAdeMO Optimized for high-density fleets and regional two/three-wheeler battery architectures.

MIDA Group ensures interoperability through standard compliance testing under various field scenarios. Our integrated SECC communication controllers support the DIN 70121 and ISO 15118 protocols. This enables Plug & Charge functionality and encrypted vehicle-to-charger communications.

Corporate & Technical Insights

Explore technical updates, installation best practices, and clean energy transport case studies.

E-bus Pantograph Dome Advantages

Advantages of the E-Bus Pantograph Dome

Compared to standard plug-in charging systems, e-bus overhead pantograph connections enable high-power charging at route stops and depots without manual intervention.

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E-bus Pantograph Charging Speeds

E-Bus Pantograph Charging Speeds & Parameters

A summary of charging times and connection speeds, which vary depending on onboard battery capacity, utility connection, and active cooling capabilities.

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Pantograph Installation Guidelines

Installing "Pantograph Up" Charger Systems

A guide on mechanical positioning, grid interfaces, safety interlocks, and communication setup required for high-capacity overhead charging domes.

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MIDA EV Charger Factory Operations & Assembly Line

Technical Q&A: Level 3 DC Fast Charging

Answering the most common technical questions from CPOs, electrical engineers, and fleet procurement managers.

What is the distinction between Level 3 DC chargers and Level 2 AC chargers?
Level 2 chargers supply Alternating Current (AC) to the vehicle’s onboard charger, which converts it to DC. This process is typically limited to 7kW–22kW due to weight and thermal constraints inside the vehicle. Level 3 DC Fast Chargers (L3 DCFC) bypass the onboard converter to deliver Direct Current (DC) directly to the traction battery pack at high power levels (typically 50kW to 500kW+), significantly reducing charging times.
How does liquid cooling help improve high-power charging cables?
At currents above 250A, copper conductors produce significant heat. Without active cooling, cables would require thick, heavy copper wire that is difficult to handle. Liquid-cooled systems circulate coolant through internal channels in the cable and plug. This maintains safe operating temperatures, allowing thin, flexible cables to continuously deliver up to 500A-600A of current.
What protocol standards are required for smart charging communication?
Smart charging relies on ISO 15118 and DIN 70121 communication standards over Power Line Communication (PLC). These standards govern the interface between the vehicle's electronic control unit and the charger's SECC controller. They enable automated authorization, dynamic power negotiation, Plug & Charge capability, and bidirectional grid services.
What role do BESS-integrated charging stations play?
Battery Energy Storage Systems (BESS) act as local energy buffers. They store energy from the grid or solar panels at lower rates and discharge it quickly during peak charging events. This reduces demand charges, avoids grid upgrade requirements, and ensures consistent charging speeds on local grids.
What is the typical efficiency of modern Silicon Carbide (SiC) modules?
Modern AC-to-DC power modules using SiC MOSFET switches can achieve conversion efficiencies of 96% to 97%. This reduces thermal losses by up to 50% compared to traditional silicon IGBTs, lowering system cooling requirements and overall operating costs.