IEC61851-1:2010 - The pinnacle of electric vehicle conductive charging systems, Part 1:
General Requirements - Establishing foundational standards for conductive charging systems ensuring seamless electric vehicle charging.
ISO15118-1:2013 - Revolutionizing Road Vehicles: Vehicle-to-Grid Communication Interface,
Part 1: Offering comprehensive general information and defining cutting-edge use-cases for Road Vehicles - Vehicle-to-Electricity.
Web Communication Interfaces Part 1: Expanding the horizons of General Information and Use Case Definitions for seamless integration.
ISO15118-2:2014 - Advanced Network Protocols for Vehicle-to-Grid Communication Interfaces
Interface-Part 2: Delving into intricate network and application protocol requirements for road vehicles,
Vehicle-to-Grid Communication Interface Part 2: Providing exhaustive Network Layer and Application Layer Protocol Requirements.
ISO15118-3:2015 - Leading the charge in Vehicle-to-Grid Communication Interfaces
Part 3: Focusing on physical and data link layer requirements for road vehicles - pioneering vehicles-to-the-grid interactions
Communication Interfaces Part 3: Setting standards for Physical Layer and Data Link Layer Requirements.
DIN70121:2014 - Defining the future of Electromobility with digital communication between a d.c. EV
charging station and an electric vehicle, enhancing control and precision in d.c. charging processes,
the Combined Charging System: A sophisticated protocol orchestrating the application between DC charging stations and electric vehicles
Digital communication crafted for hybrid charging systems, ensuring compatibility and efficiency.
GB/T 27930-2015 - Pioneering Communication between off-board conductive chargers and battery management systems for electric vehicles,
agreement: Establishing robust agreements to drive innovation and enhance electric vehicle charging experiences.
Functions&Parameters
Outstanding Features
(1) Seamlessly supports the DIN70121-2014 DC charging protocol, ensuring standardized and efficient charging processes.
(2) Fully compatible with the ISO15118-2014 DC EIM DC charging protocol for enhanced interoperability and connectivity.
(3) Flawlessly integrates with the ISO15118-2014 AC EIM AC charging protocol, facilitating versatile charging solutions.
(4) Supports the IEC61851-1 BC mode for AC charging, offering flexibility and adaptability in charging operations.
(5) Automatically selects between DIN70121 and ISO15118 protocols, providing ease of use and seamless transitions.
(6) AC and DC charging modes are configurable via software parameters or hardware switches, empowering user-friendly control.
(7) Automatically selects between AC EIM mode and BC mode for AC charging, ensuring optimal charging efficiency.
(8) Employs a custom communication protocol with the main control of the charging pile, which can be expanded to meet specific requirements or
utilizes the GBT27930 agreement for enhanced compatibility.
(9) Outputs diagnostic information in real-time through the serial port, providing convenient and effective fault diagnosis capabilities.
(10) Capable of recording fault and event logs, with easy access via the CAN port for comprehensive monitoring and analysis.
Technical Specifications
(1) Operates within a supply voltage range of 9~28VDC, with typical values at 12VDC/24VDC, ensuring versatile power compatibility.
(2) Features a power consumption of ≤5W, optimizing energy efficiency and sustainability.
(3) Designed to function in ambient temperatures ranging from -40 to +85°C, guaranteeing reliable performance in diverse conditions.
(4) Equipped with a 1-way CAN communication interface for seamless interaction with the charging pile's main controller.
(5) Includes an RS232 communication interface for comprehensive log output and effortless software upgrades.
(6) Provides two temperature sensor acquisition inputs dedicated to monitoring the charging gun's temperature for safety.
(7) Reserved zero-crossing detection interface as per standard requirements, ensuring compliance and precision.
(8) CAN2.0B interface supports baud rates of 100/125/250/500kbps, delivering robust and adaptable communication capabilities.
Charging Diagram
Product Category
Dongduo specializes in pioneering and cutting-edge EV charging technology, offering a diverse range of products including:
- DC Fast Chargers: Versatile power options ranging from 320kW to 960kW, designed to support multiple standards such as CCS, CHAdeMO, and GB/T standards, ensuring global compatibility.
- AC Chargers: Available in 7kW, 11kW, and 22kW models, perfect for home, commercial, and public charging scenarios.
- Charging Control Boards: Featuring intelligent management systems, with real-time monitoring and seamless cloud connectivity.
- Charging Modules: Offering 20kW, 30kW, and 40kW high-efficiency power conversion solutions for diverse energy needs.
With an impressive over a decade of R&D expertise, IP54-rated durability that withstands harsh conditions, and enhanced OEM customization services, we offer efficient, reliable, and scalable charging solutions tailored for a variety of applications.
Company Profile


FAQ
F:Do you offer OEM and customization services for EV chargers and components?
Q:Yes, we provide OEM and customization services to meet specific client requirements. Whether it's branding, product design, or software integration, our R&D team can develop tailor-made solutions.
F: What types of EV chargers and core components do you manufacture?
Q:We specialize in the production of AC & DC EV chargers, charging modules, main control boards, and other essential components. Our chargers range from 7kW AC units to high-power 360kW DC fast chargers, catering to diverse market needs.
F: What quality certifications do your products have?
Q:Our products comply with international standards such as ISO9001, CE, and IEC. We ensure strict quality control at every stage of production to meet global safety and performance standards.
F:How does your automated production line improve efficiency and product quality?
Q:Our fully automated production lines ensure precision manufacturing, high efficiency, and consistent product quality. This advanced setup allows us to scale production while maintaining rigorous quality assurance processes.
F: Do you provide technical support and after-sales service?
Q:Yes, we offer comprehensive technical support including remote diagnostics, firmware updates, and troubleshooting assistance. Our after-sales service ensures smooth operation and long-term reliability for our clients.
F:What is your typical lead time for bulk orders?
Q:Lead times vary based on order quantity and customization requirements. For standard models, production and delivery typically take 4-6 weeks. For customized solutions, we provide an estimated timeline based on project complexity.