China Wiring Harness Manufacturers Suppliers Factory - Custom Wiring Harness Wholesale

Your Professional Wiring Harness Supplier

With 28 years of experience in supplying all levels of the automotive and consumer electronics industries, DASHCONN is a company based in Guangdong, China, specializing in the design, development, manufacturing of automotive products, consumer electronics and its components, with a professional management system.As a Tier-2 automotive product supplier, we participate in the design and production of many famous global car manufacturers.

Electronic Wiring Harness
Electronic wiring harnesses serve as the essential connectivity framework for a wide range of devices—from consumer electronics to industrial machinery—enabling reliable transmission of electrical...
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Automotive Wire Harness Production Service
As the critical connectivity backbone of automobiles, automotive wiring harnesses integrate and transmit electrical signals, power, and data across vehicle systems—from engine control units to...
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Why Choose Us

Quality Control

The whole production procedure will be under regular inspection and strict quality control. The complete machine will be tested to make sure they can work very well before being out of factory.Our machine passed CE Certificate, meet European and American standard, were exported to more than 100 Countries.

Certifications

National-level High-tech Enterprise with multiple patents and certifications, including CE, FCC, RoHS, and UKCA. The in-house R&D center drives continuous technological upgrades, ensuring high-quality products that meet international standards through strict testing and audits.

Strong Customization

Capability Support OEM & ODM services, flexible design andproduction according customer drawings. samples and functional requirements tomeet diversified application scenarios.

Professional Team

10+ years of machining experience, professional engineers offer project-specific advice.A full process from raw materials to shipment, each step managed by reliable specialists.

Wiring Harness Specifications

Product Name	Custom automobile wire harness and cable assemblies
Keywords	Wire harness custom, bicycle wire assembly for automobile, automobile wiring harness
Application	Automobile, vehicle
Cable color	Per customer requirements
Cable Length	Per customer requirements
Connector type	Automotive connectors
Suitable Wire Gauge(terminals)	24# 26# 28#
Protection	Braiding sleeve, heat-shrink tube
Quality Certificate	ISO9001, IATF16949, ROHS, UL,SGS, REACH, IPC620
Performance Test	100% terminal inspection & 100% electric testing & 100% FQC & AQL=0.65

Features

Stable Power and Signal Transmission

A high-quality automotive wire harness ensures precise and reliable transfer of electricity and data. This stability prevents interference, signal loss, and system failures, keeping the vehicle running smoothly.

Driving Automotive Intelligence

The automotive wire harness is the backbone for advanced features such as intelligent driving systems, vehicle networking, and in-car infotainment. It is the key infrastructure behind the evolution of smart vehicles.

Safety and Long-Term Reliability

A well-designed automotive wire harness prevents short circuits, overloads, and electrical failures. It safeguards the car’s electrical system and ensures long-term durability.

Flexibility and Durability

Built with multi-strand copper wires wrapped in protective insulation, an automotive wire harness can withstand constant vibration and bending.

Type

Lighting System Harnesses
From headlamps and taillights to warning lights, these harnesses ensure consistent illumination and visibility.

Power and Control Harnesses
These harnesses connect essential systems such as ignition, engine control, and battery charging. They are built to withstand high temperatures and mechanical stress.

Safety and Monitoring Harnesses
Used in systems like ABS brakes, airbags, and sensors. Any failure in these harnesses could compromise driver safety, making quality and reliability paramount.

Comfort and Accessory Harnesses
Interior applications such as infotainment systems, climate controls, and seat adjustments rely on these harnesses. For example, pickup truck rearview mirror wiring harnesses support heated mirrors and integrated cameras.

Key Materials Used

Conductors

Copper (tinned, bare, or stranded)

Insulation

PVC, Teflon, XLPE, silicone

Connectors

JST, TE, Hirose, custom types

Sleeving

Braided sleeving, PET, PVC tubing

Terminals

Ring, spade, blade, or custom crimps

Applications

Automotive Applications: To simply starting an automobile, motorcycle, truck, tractor, and so on relies on a variety of electrical devices and electronic controls to transmit electrical power and signals to turn the engine over and execute ignition.

Manufacturing: Complex wiring, networks, cabling systems and drive robotic and automated production and assembly lines in today’s manufacturing facilities and plants.

Medical Applications: In the healthcare domain, electronic medical equipment, instruments, and devices are subject to heavy use and varying degrees of low and high intensity. The wire harness applications fixed in these devices must be durable, biocompatible, and adaptable.

Communication Systems: Global connectivity demands an infrastructure that can send and receive data instantaneously worldwide. Communication systems depend on customized and personalized harnesses for a wide range of applications through an array of technologies.

Our Services

OEM/ODM	Accepted
Sample	Can be provided
Payment terms	T/T,L/C
MOQ	Most are 100pcs
Shipping	By air like FedEx,DHL,UPS etc. or sea or train or multimodal transport（train+air）
Lead time	Generally about 4weeks
Certificate	IATF16949,ISO9001,ISO14001,ISO10012,CCC,ROHS, REACH
Performance Test	100% terminal inspection & 100% electric testing & 100% FQC & AQL=0.65

Certification

FAQ

Q: How can we guarantee quality?

A: Always a pre-production sample before mass production; Always do full product inspection before shipment;

Q: How long is your delivery time?

A: For small orders, it usually takes 3 working days. For OEM orders, please check the shipping time with us. Usually no more than 3 weeks

Q: What's the MOQ?

A: No MOQ limitation, we're happy to receive any kind of order, providing wholesale business, drop-ship service.

Q: What's your payment terms?

A: For initial cooperation with new customers, we generally accept advance payment. As for the payment terms for subsequent orders, we will consider other methods after several rounds of collaboration.

Q: How about after sale support?

A: We provide lifetime Technical Support, our engineer is 24 hours online for technical support.

Q: What's the product warranty policy?

A: Our standard product warranty is five years from the date of shipment. It covers manufacturing defects but does not cover damage caused by improper use, installation, or modification.

As one of the leading wiring harness manufacturers and suppliers in China, we also support custom service and ODM service. Please feel free to wholesale high quality wiring harness at competitive price from our factory.

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