359-1290 Engine Wiring Harness for Caterpillar 320E 320EL 323EL Excavator

The 359-1290 Engine Wiring Harness is designed for Caterpillar E-Series excavators, providing reliable electrical communication between the engine ECM, injectors, sensors, actuators and machine control systems.

Manufactured with OEM-standard connectors and premium wiring materials, this harness ensures stable signal transmission and long-lasting performance in demanding construction environments.

The reinforced protective loom offers excellent resistance against vibration, heat, oil contamination and abrasion, reducing electrical failures and machine downtime.

✅ OEM Specification Manufacturing

✅ Accurate Connector Configuration

✅ Stable ECU Communication

✅ High Temperature Resistant

✅ Heavy-Duty Protective Sleeving

✅ Excellent Vibration Resistance

✅ Direct Replacement Installation

✅ Quality Tested Before Shipment

• 359-1290
• 3591290

Caterpillar Excavators

• CAT 320E
• CAT 320EL
• CAT 323E
• CAT 323EL

Engine:

• CAT C6.6 ACERT

• Engine ECM
• Fuel Injectors
• Sensors
• Turbocharger Actuators
• Aftertreatment System
• Engine Control Components

✔ Professional Caterpillar Parts Supplier

✔ Wiring Harness & ECU Specialist

✔ More Than 10 Years Industry Experience

✔ Fast Worldwide Shipping

✔ Technical Support Available

✔ OEM & Aftermarket Solutions