Durable CAT330D chassis wiring harness ensuring stable signal transmission under heavy vibration and harsh environments.
Direct replacement for CAT 306-8797 chassis wiring harness
Designed for high-vibration undercarriage and lower-frame environments
Oil-resistant, abrasion-resistant, and heat-resistant cable insulation
Ensures stable signal delivery to sensors, valves, and chassis components
Ideal for large excavator repair shops, rental fleets, and aftermarket distributors
The YNF17713 306-8797 chassis wiring harness is engineered for CAT330D excavators and is designed to withstand the demanding environment of the undercarriage area. This region is exposed to constant vibration, mud, dust, hydraulic oil, and frequent impacts, making high-quality wiring essential for machine reliability. The harness connects various chassis sensors, valves, switches, and control modules—ensuring accurate signal transmission and smooth excavator operation.
Manufactured with reinforced insulation materials and corrosion-resistant terminals, this wiring harness resists heat, abrasion, oil contamination, and long-term mechanical stress. Each connector is built to match OEM dimensions for secure locking and stable electrical continuity.
YNF Machinery provides dependable craftsmanship, consistent stock availability, and competitive wholesale pricing—preferred by global distributors, machine owners, and heavy-equipment service workshops.
| Parameter | Details |
|---|---|
| YNF Part Number | YNF17713 |
| OEM Number | 306-8797 |
| Compatible Machine | CAT330D Excavator |
| Area of Use | Chassis / Undercarriage Wiring System |
| Product Type | Wiring Harness / Electrical Loom |
| Material | High-temperature polymer insulation, copper wiring |
| Connector Type | OEM-style multi-pin connectors |
| Function | Electrical communication for sensors, valves, switches |
| Resistance | Oil, vibration, heat, abrasion |
| Brand | YNF |
| Origin | China |
| Installation Position | Undercarriage / chassis region |
| MOQ | 1 Piece |
| Shipping Options | Sea, Air, Express |
| Payment Terms | T/T, PayPal, Western Union |
| Application Area | Description |
|---|---|
| CAT330D Undercarriage System | Controls electrical components in lower-frame areas |
| Chassis Sensors & Valves | Ensures stable signal transfer despite vibration and dust |
| Excavator Electrical Repair | Essential replacement when wiring becomes cracked or corroded |
| Aftermarket Parts Distribution | High-demand harness for CAT330D maintenance |
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CAT330D Injector Harness (215-3249)
CAT C9 Sensor Sets
Excavator Electrical Connectors
Wiring Loom Repair Tools
FAQs：
Q: Is this harness compatible with CAT330D?
A: Yes, it replaces OEM 306-8797 and fits accurately.
Q: What causes chassis harness damage?
A: Mud, stones, oil exposure, vibration, and insulation aging.
Q: What is the minimum order quantity?
A: 1 piece, perfect for urgent repair needs.
The YNF17713 306-8797 CAT330D chassis wiring harness offers reliable electrical transmission for undercarriage systems operating in extreme environments. Built with durable insulation and secure connectors, it resists vibration, oil contamination, and mechanical damage. YNF Machinery ensures stable supply, strong material quality, and competitive pricing—ideal for repair centers, rental fleets, and global equipment distributors. Contact us today for a fast quotation.
