CAT 556-3433 Wiring Harness Assembly | Caterpillar C9.3B Engine Electrical Parts

556-3433 Caterpillar C9.3B Wiring Harness Assembly

OEM-quality engine wiring harness assembly for Caterpillar C9.3B diesel engines. Serves as a vital electrical interconnect routing power, grounding, and sensor feedback signals between the engine control module (ECM), sensors, fuel system actuators, and auxiliary electrical units. Engineered specifically for heavy-duty industrial and off-highway applications, featuring thermal-resistant protective sleeving, heavy-duty stranded copper conductors, and vibration-proof sealed connector plugs to protect against engine heat, oil saturation, and physical abrasion. Essential for engine electrical maintenance, wiring fault repair, and engine rebuilds. Ideal for global parts retailers, heavy machinery repair shops, and diesel engine service facilities.

Part Specifications

• Part Number: 556-3433
• Brand: Caterpillar (CAT)
• Component: Wiring Harness Assembly (HARNESS AS)
• Condition: New / OEM Replacement
• Country of Origin: China
• HS Code: 8544.30
• Application: Industrial / Construction / Earthmoving / Power Generation

Compatible Engine Models

• Caterpillar C9.3B / C9.3
• Please confirm compatibility with your engine serial number before ordering.

Cross Reference Numbers

556-3433 | 5563433 | CAT5563433

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