Custom Automotive Wiring Harness Manufacturer for OEM Vehicle Applications

Automotive Wire Harness Solutions for EV, ITS, LED Display and Vehicle Electrical Systems

Auto Wire Harness

Automotive Wiring Harness

Automotive Wire Harness

At T-TECH ENTERPRISE CO., LTD., we leverage over 40 years of expertise in OEM manufacturing to produce top-tier automotive wire harnesses. Our wire harnesses provide reliable connections for all vehicle electrical systems, enhancing performance, safety, and efficiency. We are dedicated to quality and precision, ensuring that each wire harness meets the highest industry standards.


Specializing in customized wire harness production, we work closely with our clients to meet their unique specifications. Using advanced technology and rigorous quality control processes, we deliver products that cater to various automotive applications, from passenger vehicles to commercial trucks.

Our services focus on prototyping, testing, and manufacturing, ensuring that every wire harness is crafted to your specific needs. Trust T-TECH ENTERPRISE CO., LTD. to provide you with durable and efficient automotive wire harnesses that stand the test of time, backed by decades of experience and a commitment to excellence.

Automotive Wiring Harness

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4.3∮ Dual-Ended Automotive Wire with Custom Earth Lead Harness Solutions - Earth ground wire with double ring terminals, ideal for grounding
4.3∮ Dual-Ended Automotive Wire with Custom Earth Lead Harness Solutions
40P9939

At T-Tech, we specialize in producing and customizing 4.3∮ dual-ended automotive wire...

Details
Custom Automotive LED Display Wiring Harness with TE and Molex Connectors - Automotive wiring harness with durable protection for LED displays
Custom Automotive LED Display Wiring Harness with TE and Molex Connectors
23-81-18-14

Our custom wiring harness features a combination of TE 1-480424-0 4P, Molex 43025-0200 2P, and Molex...

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Custom Automotive Wiring Harness with Molex 43025-0200 3.00mm 2P Connector - Long-length UL-certified automotive cable assembly designed for ITS power transmission
Custom Automotive Wiring Harness with Molex 43025-0200 3.00mm 2P Connector
BREK2010

Our custom automotive wiring harness features the Molex 43025-0200 2P connector with a 3.00mm...

Details
Custom ITS Wiring Harness with R7300 D-Sub 9P and Molex Micro-Fit Connectors - ITS system cable with protective spiral tube and D-Sub 9P connector.
Custom ITS Wiring Harness with R7300 D-Sub 9P and Molex Micro-Fit Connectors
22-88-25-13

Our custom wiring harness, featuring an R7300 D-Sub 9P male connector with a protective shell...

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Custom UL2464 #20 LED Sign Cable, 7.6m Grey Sheathed - 7.6m UL2464 #20 LED sign cable with durable grey sheathing for reliable connections
Custom UL2464 #20 LED Sign Cable, 7.6m Grey Sheathed
23-81-18-14

T-TECH's UL2464 #20 LED sign cable is designed to meet the high-performance requirements of industrial...

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UL2464 #20 Farebox Wiring Cable, 6.2m, Grey - UL2464 #20 Farebox Wiring Cable, 6.2m, Grey
UL2464 #20 Farebox Wiring Cable, 6.2m, Grey
22-70-25-99

The UL2464 #20 Farebox Wiring Cable, measuring 6.2 meters in length and colored grey, is a high-performance...

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Tray Power Breakout Cable Harness - Multi-branch power cable assembly with sealed connectors and labeled wires
Tray Power Breakout Cable Harness
EP200

The EP200 Tray Power Breakout Cable is a custom OEM cable assembly designed to provide reliable...

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Custom Automotive Wiring Harness Manufacturing for OEM Vehicle Programs

T-TECH builds custom automotive wiring harnesses and cable assemblies for OEM vehicle programs, including electric vehicles, intelligent transport systems, LED display modules and general vehicle electrical systems.

Each harness is produced to your drawings and application requirements, with connector and wire selection matched to the electrical load, routing and environment of your platform. Typical uses span EV power and signal distribution, in-vehicle displays and control electronics.

Send your specification or sample to our team to request a quotation and discuss MOQ, lead time and OEM/ODM options for your next production run.