Who are we?

Shenzhen Gvtong Electronic Technology Co., Ltd is specialized in designing and manufacturing of electric vehicle high voltage connectors (with various specifications and features), HV wire harness & cables, EV charging equipment, and HV connectors for Battery Energy Storage System (BESS). All our products are RoHS compliant and have been certified by TUV/CE/ISO etc., which are widely used in EV market. All these ensure that we provide our customers with high-quality products within the stipulated time frame.

Customize automotive wiring harness & connectors

The wiring harnesses & connectors will have a significant impact on the entire automobile/mobility society by further deepening the harness technology beyond its role as the blood vessels and nerves of the car.

How to Choose HV Connectors and Harnesses for Electric Vehicles

Automotive high-voltage wiring harness (high-voltage cables and high-voltage interfaces) is a key component of the high-voltage electrical system, providing reliable operation and safety of electric vehicles. The main development and design solutions for the whole vehicle high-voltage harness involve cable layout, cable diameter selection, high-voltage connector selection, charging cable and interface types and applications, cable fixing and protection, etc.

Contact us

Enhance your automotive connection requirements with our innovative connector solutions. Tailor-made to fit your specific requirements, our expert team collaborates closely to design and develop a customized connector system that aligns perfectly with your vision and application needs.

Source factory

Maintains strict control over the quality of materials and manufacturing processes.

Full manufacturing capabilities

Equipped to deliver customized EV's wiring harness & connectors for any market need.

Customization

Specializing in tailor-made wiring harness & connectors to fit your specific requirements.

EV Wire Connectors: The Unsung Heroes of Electric Vehicles

Electric vehicles (EVs) are transforming the automotive landscape, shifting the industry from fossil fuel reliance to sustainable, electrically powered transportation. At the core of this revolution lies a sophisticated network of electrical systems, where EV wire connectors serve as critical components. These connectors are the linchpins that ensure seamless transmission of electrical power and signals, enabling EVs to operate efficiently, safely, and reliably.

EV Wiring Harness: The Lifeline of Electric Vehicles

The importance of the EV wiring harness has grown alongside the rapid expansion of the electric vehicle market. With EV sales projected to reach millions annually by the end of the decade, the demand for reliable and efficient wiring harnesses is at an all-time high. These harnesses must not only deliver power from the battery to the drivetrain but also support advanced features such as fast charging, regenerative braking, and vehicle-to-grid communication.

Comprehensive Guide to Automotive Connectors Manufacturers

Automotive connectors are vital components in the modern vehicle ecosystem, enabling the seamless operation of electrical and electronic systems. Let’s exploring their role, the types of connectors they produce, the manufacturing processes, technological innovations, market dynamics, key industry players, and the future outlook of this essential sector. Whether you’re an industry professional, a student, or simply curious about automotive technology, this guide provides a detailed and engaging overview.

Comprehensive Guide to Automotive Wires Manufacturers

In the intricate world of automotive engineering, few components are as essential yet often overlooked as the wiring harness. This complex assembly of wires, connectors, and terminals serves as the central nervous system of a vehicle, transmitting power and data to every corner of the car. From the engine’s roar to the gentle glow of dashboard lights, the wiring harness makes it all possible.

Automotive Wiring Harness & Connectors Customization Process

Demand communication

Send pictures or samples

Product Quote

Sample production

Customer acceptance

Mass production

Delivery

Gvtong's automotive wiring harness & connectors

Gvtong's Partners

At Gvtong Electronics, our commitment lies in fostering long-term customer relationships. We achieve this by meeting wiring harness and connector needs with high-quality products, competitive pricing, on-time delivery, and reliable support. More…

China-Railway-Rolling-Stock-Corporation

Honda Motor

SAIC Motor

Li Auto

Leap Motor

Zhong Tong BUS

TRI-RING Commercial Vehicles

Sany Heavy Industry

Blogs & News

automotive low voltage electrical wiring connectors

Core Value of 9-Cavity Connectors in the Electric Vehicle Field

Gvtong Electronic June 30, 2025

Core Value of 9-Cavity Connectors in the Electric Vehicle Field The electric vehicle (EV) industry is undergoing a transformative phase, driven by advancements in battery technology, powertrain efficiency, and connectivity. At the heart of these innovations lies a critical yet often overlooked component: the 9-cavity connector. These connectors serve as

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automotive waterproof low voltage connectors manufacturer

Automotive High Voltage Connectors: Powering the Future of Electric Mobility

Gvtong Electronic June 30, 2025

Automotive High Voltage Connectors: Powering the Future of Electric Mobility Electric vehicles represent a paradigm shift from the traditional internal combustion engine (ICE) vehicles that have dominated the automotive landscape for over a century. Unlike ICE vehicles, which rely on low-voltage electrical systems (typically 12V or 24V), EVs and HEVs

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automotive waterproof low voltage connectors manufacturer

Performance of 10-Cavity Connectors in Automotive Scenarios

Gvtong Electronic June 27, 2025

Performance of 10-Cavity Connectors in Automotive Scenarios In the rapidly evolving automotive industry, electrical connectors serve as critical components for ensuring reliable communication and power distribution within vehicles. Among the various connector types, 10-cavity connectors have emerged as a versatile solution for automotive applications due to their compact design, robust

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best OEM high voltage connector supplier in china

Automotive Oil-resistant Connectors: Ensuring Reliability in Harsh Environments

Gvtong Electronic June 27, 2025

Automotive Oil-resistant Connectors: Ensuring Reliability in Harsh Environments Automotive connectors are the unsung heroes of a vehicle’s electrical system. These devices join wires and circuits, enabling the flow of electricity that powers critical functions like ignition, lighting, and infotainment. In a typical modern car, you might find over 1000 connectors,

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automotive connector manufacturers in china

How to Ensure the Safety and Reliability of Automotive Connectors

Gvtong Electronic June 26, 2025

How to Ensure the Safety and Reliability of Automotive Connectors Automotive connectors are the unsung heroes of modern vehicles, serving as critical components that enable electrical and electronic systems to communicate seamlessly. From powering advanced driver-assistance systems (ADAS) to ensuring the reliability of infotainment and engine control units, connectors are

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automotive connector manufacturers in china

Typical Application Scenarios of 2-Cavity Connectors in Four Major Industries

Gvtong Electronic June 26, 2025

Typical Application Scenarios of 2-Cavity Connectors in Four Major Industries In the rapidly evolving world of technology, electrical connectors play a pivotal role in enabling seamless communication and power transfer between devices and systems. Among these, 2-cavity connectors—compact, reliable components designed to house two electrical contacts—are widely valued for their

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