Welcome to Zhejiang Yulian Technology Co., Ltd. | Call Us: +86-577-62893739
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YLCNC
Automotive connectors function as the core connection components within vehicle electrical systems. Our waterproof auto connectors deliver sealed and reliable connections across harsh environments. The LEAVYSEAL series connectors support wire-to-wire, wire-to-panel, and wire-to-board applications seamlessly. These components are widely utilized in commercial vehicles, off-highway equipment, industrial machinery, and agricultural machinery. They provide secure interconnections for both traditional fuel vehicles and new energy vehicles requiring dependable performance.
YLCNC NO. | Difference | OE NO. | Difference |
Material | PA66 | Color | Black/Green/Blue/Others |
Sealed | YES | Series | LEAVYSEAL SERIES |
Number of positions | Difference Pins | Gender | female |
Connection System | Wire-to-Wire | Type of seal | Silicon gel seal/ Single wire seal |
Packing | Standard packing with label | Application | Truck / Bus |
Samples | Can provide | Certification | CE,IATF16949,ROHS |
Operating an 11,000-square-meter production base, we maintain robust capabilities to manufacture automotive wire connectors at scale. Our facility houses over 270 skilled employees dedicated to precision engineering and manufacturing. With 18 years of industry experience, our factory manages a comprehensive inventory of over 15,000 product types. We ensure steady production capacity to meet both standard wholesale orders and specialized project demands efficiently.
Quality remains the foundation of our production process for all sealed wire-to-wire connectors. We hold strict CE, RoHS, and IATF16949 certifications to guarantee consistent performance across every batch. Our professional research and development team oversees complete production inspection from raw material selection to final assembly. We provide reliable domestic replacement options while maintaining stable quality and on-time delivery for every client.
Our PA66 automotive connectors feature a built-in integrated rubber sealing ring designed for superior environmental protection. This high-grade waterproof and dustproof construction effectively blocks engine cabin oil, heavy rainwater, dust, and thick mud. Utilizing robust silicon gel seals and single wire seals helps prevent circuit short circuits, poor contact, and recurring vehicle fault codes. They ensure continuous stable operation even in the most demanding under-hood working environments.
Our components strictly follow original LEAVYSEAL design standards to deliver exact series matching for immediate use. We supply complete specifications with multiple pin counts and color housings available for direct application. These products act as perfect replacements for original vehicle wiring connectors without requiring modification during installation. Factory direct supply ensures abundant spot inventory for custom auto connectors, supporting both small-batch trial orders and bulk wholesale purchases.
We develop tailored products according to specific customer drawings, physical samples, and exact parameter requirements. Our engineering team optimizes product structures to ensure maximum functional efficiency in the field. We offer full mold development services to support unique technical specifications and domestic alternative replacements. Our factory adapts quickly to specific requests, delivering fully tested prototype units before proceeding with full-scale manufacturing runs.
We maintain standard product lines with steady production capacity and highly controllable lead times. Our streamlined workflow enables fast production and rapid delivery schedules for regular bulk orders. Professional technical support accompanies every shipment to resolve integration challenges promptly and efficiently. We provide necessary qualification documents and comprehensive test reports, paired with rapid after-sales response to ensure uninterrupted operations for our clients.
Our heavy-duty connection solutions serve as critical components for large-scale commercial transportation networks. We supply durable wiring systems specifically engineered to withstand the intense vibrations and temperature fluctuations of modern commercial vehicles. These connectors ensure reliable power distribution and signal transmission across long-haul journeys. Fleet operators rely on our precisely manufactured parts to minimize maintenance downtime and maximize operational efficiency on the road.
Rugged industrial environments require connection components capable of resisting extreme physical wear and environmental exposure. Our reinforced connectors integrate seamlessly into construction equipment, agricultural machinery, and specialized modified vehicles. They maintain secure electrical pathways despite constant exposure to harsh elements, dirt, and heavy mechanical stress. Builders and engineers specify our products to guarantee the long-term electrical safety of complex heavy-duty machinery.
Small batch trial orders are accepted. Specific MOQ can be negotiated flexibly to fully cooperate with your testing and market expansion needs.
We have 18 years of professional experience in automotive connectors and wiring harness manufacturing, fully meeting domestic and international quality standards.
We are equipped with a professional R&D and design team to independently complete product development, mold design, sample testing, and customized solutions.
You can leave a message on our official website, send an email, or contact us directly with product models, drawings, and quantity requirements for a prompt quotation.