Direct supply from industry-recognized manufacturing centers. These units represent state-of-the-art power distribution, dynamic grid regulation, and international standard compliances.
Shenzhen Quantum Charge Co., Ltd. is a professional manufacturer specializing in DC fast EV charging solutions, delivering smart and high-power charging systems for the rapidly evolving electric mobility industry. With a strong commitment to innovation, efficiency, and sustainability, the company provides reliable charging infrastructure for commercial, public, and fleet applications worldwide.
Quantum Charge offers a comprehensive portfolio of products, including high-power DC fast chargers, ultra-fast charging stations, integrated charging cabinets, and networked smart charging systems. Designed to support a wide range of electric vehicles, its solutions ensure fast charging speeds, stable performance, and seamless user experience across various operating environments.
Driven by advanced R&D capabilities, the company integrates cutting-edge technologies such as intelligent energy management, IoT connectivity, and OCPP-compatible platforms. These features enable remote monitoring, data analysis, and efficient operation management, helping customers optimize energy usage and reduce operational costs. Shenzhen Quantum Charge adheres to strict quality control standards and complies with international certifications to ensure safety, durability, and long-term reliability. The company also offers flexible OEM/ODM services to meet diverse global market requirements. With a growing global footprint, Quantum Charge continues to empower the transition to clean energy by providing scalable, efficient, and future-ready EV charging solutions for modern transportation infrastructure.
Our advanced industrial park in Shenzhen houses leading testing chambers, SMT lines, assembly divisions, and quality control stations. See below some captures from our live manufacturing lines:
The global EV transition has entered a new phase characterized by infrastructure-driven market penetration. As utilities face grid congestion challenges due to simultaneous high-power charging events, the integration of distributed solar photovoltaics (PV) and Battery Energy Storage Systems (BESS) directly at the charging node is no longer just a sustainable goal—it is a technical necessity. This strategy mitigates peak demand spikes, lowers operational costs through solar self-consumption, and provides grid ancillary services.
B2B procurers, EPC contractors, and electric mobility operators face complex criteria when selecting overseas manufacturers. To achieve reliability, system stability, and return on investment (ROI), their selection focuses on specific parameters:
Safety is the primary metric. Stations must possess CE, TUV, and UL certificates, demonstrating adherence to strict electrical standardizations like IEC 61851 (for basic EVSE safety and signaling) and IEC 61851-23 (for DC charging systems).
For custom rollouts, local distributors require robust hardware that supports software customization, housing branding, and protocol adjustments. Software interoperability via standard OCPP 1.6J and OCPP 2.0.1 is mandatory to integrate with local charging networks.
With deployments ranging from northern Europe to GCC deserts, ingress protection (IP54 to IP65 minimum) and high-power thermal design (liquid cooling vs. variable speed fans) are essential. Advanced liquid cooling maintains temperature uniformity, preventing thermal power-derating under continuous load.
| Parameter Class | Residential Wallbox Standards | Commercial DC Fast Chargers | Industrial Grid BESS Buffers |
|---|---|---|---|
| Power Output Range | 7.4kW – 22kW AC / 20kW – 40kW DC | 120kW – 240kW DC (Multi-Standard) | 250kW – MW Range (Liquid-Cooled Containers) |
| Standard Certifications | IEC 61851-1, TUV CE, RoHs | CE, TUV, CCS1/CCS2, CHAdeMO | UL 9540A, UN 38.3, IEC 62619 |
| Communication Protocols | OCPP 1.6J, Modbus TCP | OCPP 1.6J / OCPP 2.0.1, CAN Bus | Modbus RTU, TCP/IP, EMS Interoperability |
| Environmental Protection | IP54 / IP65, IK10 Impact Rated | IP54, Dynamic forced air or liquid cooling | IP55 Containerized, HVAC / Liquid Cooling |
Modern electrical grids were not engineered to handle hundreds of megawatts of concentrated EV load. To support rapid charging infrastructure without grid updates, we utilize macro energy system design:
By deploying energy storage cabinets (such as our 20FT Container liquid-cooling solution), commercial operators store off-peak electricity or PV output. This energy is released at high C-rates during vehicle charging, lowering peak demand penalties.
DLM software distributes available electrical capacity across active EVSE networks in real-time. If a commercial building reaches peak power draw, EV charging outputs are reduced until load drops, avoiding power disruption.
Exporters must supply solutions compatible with various standards (CCS1, CCS2, GB/T, CHAdeMO). High-voltage charging hubs use modular power distribution matrices to dynamically allocate power modules based on vehicle demand.
Industrial components must comply with regional power codes. For instance, European installations require Type B RCD protection or integrated 6mA DC leakage sensors. In North America, UL compliance requires strict testing against overcurrent and thermal runaway. Dynamic grid services must also conform to VDE-AR-N 4105 grid interconnection codes in Germany or equivalent IEEE standards in the United States.
Important Compliance Check: Shenzhen Quantum Charge Co., Ltd. builds international compliance into all export hardware. With built-in 6mA DC residual current detection, over/under-voltage protection, dynamic thermal monitoring, and OCPP-ready backends, our equipment simplifies regional approval processes.
Looking ahead, several technology trends will shape the EV charging market:
From modular megawatt battery solutions to high-power depot terminals, these products offer flexible and scalable options for commercial fleet and public network developers.
Our engineering team addresses the most common technical questions regarding solar EV charging integration, battery buffers, and deployment standards.
Quantum Charge
