Introducing our latest product, the 4PIN automotive connector waterproof wiring harness. This innovative wiring harness combines functionality and durability to provide exceptional performance in automotive applications. Featuring a waterproof and dustproof design, this wiring harness ensures excellent air tightness, perfect for withstanding the rigors of any environment. Its stable performance guarantees reliable and uninterrupted operation of electrical components.The copper guide in this wiring harness ensures strong conductivity, making it ideal for automobile motors and special wires for cooling fan motors. Its anti-oxidation properties ensure longevity and efficiency in providing the necessary power. Built to last, the outer cover of the wire is made of high-quality PVC rubber. It possesses remarkable characteristics such as high strength, fatigue resistance, stable size, heat aging resistance, folding resistance, and bending resistance. This ensures the wiring harness remains in optimal condition throughout the year, even in extreme temperatures ranging from -40℃ to 105℃.Double-layer protection of the PVC sleeve enhances the durability of the wiring harness, ensuring it can withstand the harshest conditions. The contact terminal, made of stamped and formed brass, improves the conductivity of the connector contact. Additionally, the surface of the terminal is tin-plated to resist oxidation, ensuring the working stability and reliability of the electrical components. Our product complies with UL or VDE certifications, guaranteeing the highest quality standards. We also provide REACH and ROHS2.0 reports, ensuring our product meets the necessary environmental regulations. As customer satisfaction is our top priority, we offer customization options to cater to individual requirements. Every detail in our product has been meticulously crafted with the highest quality standards, delivering outstanding performance that meets and exceeds expectations. Choose our 4PIN automotive connector waterproof wiring harness and experience the difference. With our commitment to quality and dedication to providing exceptional products, you can trust in our Seiko brand.