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Excavator ECU Harness Upgrade

Engine Wiring Harness
February 03, 2026
Category Connection: Engine Wiring Harness
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Tags:
#wiring harness assembly #diesel engine wiring harness #diesel wiring harness
Brief: Watch as we walk through the full process, from initial setup to real-world testing of the WESPC 472-7732 Controller ECU Wiring Harness. This video demonstrates how this precision harness ensures reliable electrical connectivity between the engine ECU, controller, and machine sensors for optimal performance in CAT 320D2, 323D2, 326D2, 330D2, and 320E excavators with C7.1 engines.
Related Product Features:
  • Engineered specifically for CAT 320D2, 323D2, 326D2, 330D2, and 320E excavators with C7.1 engines.
  • Ensures reliable electrical connectivity between engine ECU, controller, and machine sensors.
  • Precision wiring harness designed for optimal excavator performance and compatibility.
  • Manufactured under ISO9001 certification for consistent quality standards.
  • Includes comprehensive after-sales support with video technical and online assistance.
  • Backed by a 1-year warranty for long-term reliability and customer peace of mind.
  • Immediately available from stock for quick delivery and minimal downtime.
  • Standard specification harness that maintains OEM-level performance requirements.
FAQs:
  • Which excavator models is the WESPC 472-7732 wiring harness compatible with?
    This wiring harness is specifically engineered for CAT 320D2, 323D2, 326D2, 330D2, and 320E excavators equipped with C7.1 engines, ensuring perfect compatibility and optimal performance.
  • What type of after-sales support is available for this ECU wiring harness?
    We provide comprehensive after-sales support including video technical assistance and online support to help with installation and troubleshooting, backed by a 1-year warranty for added reliability.
  • Is the WESPC 472-7732 wiring harness immediately available for purchase?
    Yes, this product is currently in stock and available for immediate delivery, minimizing downtime for your excavator maintenance and repair operations.
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