Sinotruk Extension Harness WG9918788110
| Product Name | Extension Harness |
| Product Number | WG9918788110 |
| MOQ | 1 |
| Warranty period | 3 Months |
| Package | Carton |
| Application | Sinotruk |
| Original | China |
Product Description
Product Introduction
This Extension Harness WG9918788110 is an OEM connectivity component for Sinotruk heavy-duty trucks (e.g., HOWO 371, 336, T5G, A7). It features a black, flexible, shielded cable with precision-engineered connectors at both ends, along with identification labels for easy installation. Designed to extend the signal and power path between vehicle electronic components, it adheres to strict OEM standards for signal integrity and durability, ensuring reliable performance in high-vibration, dusty, and harsh operating environments.
Core Functions
-
Signal & Power Extension: Extends the connection between vehicle electronic systems, enabling flexible component placement and simplifying vehicle wiring layouts.
-
Shielded Design: The fully shielded cable minimizes electromagnetic interference (EMI), ensuring clear and stable signal transmission even in noisy electrical environments.
-
Durable Construction: The robust connectors and flexible, abrasion-resistant cable jacket resist damage from vibration, moisture, and mechanical stress.
-
Secure Connection: The precision-engineered connectors provide a secure, vibration-resistant connection, preventing signal loss or electrical faults due to loose connections.
-
OEM Compatibility: Precisely matches the original connector specifications and cable length, supporting direct replacement without modification.
Sinotruk Extension Harness WG9918788110 – OEM Wiring Connector for HOWO Heavy-Duty Trucks
The Sinotruk Extension Harness WG9918788110 is a factory-spec electrical connectivity component engineered for HOWO 371, HOWO 336, T5G, A7, and other Sinotruk heavy-duty truck platforms. This harness extends the signal and power path between critical electronic modules, maintaining full OEM signal integrity in the most demanding operating conditions. Sourced directly from Mettlead's China-based supply chain, it delivers genuine-equivalent quality at a competitive factory-direct price with fast global shipping.
Whether you are restoring a fleet vehicle's electrical system or stocking replacement parts for your workshop, this Sinotruk extension harness eliminates downtime caused by degraded wiring connections. Every unit undergoes strict quality control before dispatch, so you receive a component that fits, connects, and performs exactly like the original.
Key Features and Benefits of the Sinotruk Extension Harness WG9918788110
Precision-Engineered OEM Connectors
Both ends of the WG9918788110 extension harness feature molded connectors that match Sinotruk's original plug geometry. This ensures a secure, vibration-resistant mating with zero signal loss — no adapters or modifications required.
Shielded, Flexible Cable Construction
The black, flexible cable incorporates electromagnetic shielding that protects data and power signals from interference generated by the engine, alternator, and other high-current systems common in heavy trucks.
Built for Harsh Environments
Designed to withstand high vibration, extreme temperatures, dust ingress, and moisture exposure, this Sinotruk extension harness maintains reliable conductivity across thousands of operating hours in mining, construction, and long-haul transport applications.
Identification Labels for Easy Installation
Factory-applied labels on the harness body allow technicians to quickly identify routing paths and connection points, reducing installation time and minimizing wiring errors during maintenance.
Direct Replacement — Zero Modification
As a direct OEM-equivalent replacement, the WG9918788110 harness drops into existing cable routes without splicing, crimping, or bracket changes. This keeps labor costs low and vehicles back on the road faster.
Technical Specifications
| Parameter | Detail |
|---|---|
| OEM Part Number | WG9918788110 |
| Brand Compatibility | Sinotruk — HOWO 371, HOWO 336, T5G, A7 |
| Product Type | Extension Harness / Wiring Connector |
| Cable Color | Black |
| Shielding | Electromagnetic interference (EMI) shielded |
| Connector Type | OEM-matched molded plug (both ends) |
| Operating Temperature | -40 °C to +125 °C |
| Vibration Resistance | Meets Sinotruk OEM durability standard |
| Dust / Moisture Protection | Sealed connector housing |
| Identification | Factory-printed routing labels |
| Quality Control | 100% continuity and insulation tested |
| Packaging Options | Original / White-label / Custom packaging |
| Origin | China (Factory Direct) |
OEM and ODM Capability
Mettlead supports flexible procurement models for the Sinotruk Extension Harness WG9918788110 and the broader Sinotruk electrical parts catalog:
- White-Label Packaging — Receive harnesses in neutral packaging ready for your own brand labeling, ideal for distributors and aftermarket retailers.
- Custom Packaging — Full branded packaging with your company logo, part numbers, and barcodes printed directly on boxes and labels.
- Bulk and Kit Orders — Combine the WG9918788110 with other Sinotruk electrical components into pre-assembled maintenance kits for fleet operators.
- Strict Quality Control — Every batch is continuity-tested and visually inspected before shipment, with full traceability documentation available on request.
Explore our complete range of Sinotruk HOWO truck parts and spare parts to consolidate your order and reduce per-unit shipping costs.
Frequently Asked Questions
Which Sinotruk truck models use the WG9918788110 extension harness?
The Sinotruk Extension Harness WG9918788110 is designed for HOWO 371, HOWO 336, T5G, and A7 heavy-duty truck platforms. It connects between electronic control modules where an extended cable run is required by the vehicle's wiring layout.
Is this harness an original Sinotruk part or aftermarket?
Mettlead supplies OEM-equivalent components manufactured to the same specifications and tolerances as the original Sinotruk part. Each unit is tested for continuity, insulation resistance, and connector fit before shipping.
What is the minimum order quantity?
We accommodate orders from single-piece samples to full container loads. Contact our sales team for volume pricing tiers and lead-time estimates tailored to your requirement.
Can I get custom or white-label packaging for the WG9918788110?
Yes. Mettlead offers neutral white-label packaging as well as fully customized branded packaging. Provide your artwork and specifications, and we handle the rest.
How do you ensure quality for the Sinotruk extension harness?
Every WG9918788110 harness undergoes 100% electrical testing (continuity and insulation), visual inspection of connectors and shielding, and packaging integrity checks. We also welcome factory visits for buyers who want to audit our quality process in person.
What payment methods and shipping options are available?
We support T/T, Western Union, and trade assurance payments. Shipping is available via express courier (DHL, FedEx, UPS), air freight, and sea freight depending on order volume and urgency.
Get a Competitive Quote for the Sinotruk Extension Harness WG9918788110
Ready to secure factory-direct pricing on the WG9918788110 extension harness for your fleet or distribution business? Mettlead delivers fast lead times, flexible MOQs, and reliable global logistics for all Sinotruk HOWO spare parts.
Contact us now
with your required quantity and delivery destination. Our team typically responds within 12 hours with pricing, availability, and estimated shipping time.
