381-2499 Sensor Wiring Harness for Caterpillar C7 324D 325D 329D Excavator
Brand: Caterpillar (CAT)
Part Number: 381-2499, 3812499
Engine Type:Caterpillar C7 Tier III (Tier 3) ACERT
Top Compatible Models: 325D L, 324D, 950H, 140K Motor Grader.
$399.00
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1 Year Warranty, Enjoy a full year of warranty, ensuring long-lasting reliability and peace of mind.
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Product Highlights
Overview
| Brand | Caterpillar (CAT) |
|---|---|
| OEM P/N | 381-2499 |
| Top Compatible Models | 325D L, 324D, 950H, 140K Motor Grader. |
Product Details
Premium 381-2499 Sensor Wiring Harness Assembly for Caterpillar C7 Tier III Machinery
The 381-2499 Sensor Wiring Harness is a high-precision electrical component engineered specifically for the Caterpillar (CAT) C7 Tier III engine platform. In modern ACERT Tier III systems, the Electronic Control Module (ECM) depends on noise-free signals to manage fuel injection and emissions. A degraded harness is the leading cause of “Sensor Voltage Out of Range” codes and engine derating. Our OEM New 381-2499 ensures accurate communication and maintains factory-spec performance.
I. Engineered for High-Heat & High-Vibration Environments
Caterpillar machinery operates in punishing conditions. The 3812499 harness is built to exceed industrial challenges found in equipment like the 325D L Excavator or 950H Loader:
- Thermal Endurance: Protected by flame-retardant looming that shields internal copper wiring from the intense radiant heat of the C7 engine block.
- Advanced Signal Shielding: Features anti-interference technology to prevent electromagnetic noise from disrupting sensitive electronic sensor signals—vital for Tier III stability.
- Ruggedized Connectors: High-grade rubber seals at every terminal lock out moisture, dust, and hydraulic oil, preventing the oxidation that leads to “ghost” electrical failures.
II. Comprehensive Compatibility Across the CAT Fleet
The 381-2499 is a versatile part, essential for an expansive range of Caterpillar mid-size equipment:
| Excavators | Direct replacement for 324D, 325D, 326D L, 328D LCR, and 329D series. |
| Loaders & IT | Optimized for 950H, 962H, and IT62H Integrated Toolcarriers. |
| Motor Graders | Fits 120K, 12K, 140K, and 160K series for precise engine management. |
| Paving & Forestry | Supports AP-1055D Asphalt Pavers and 525C/535C/545C Wheel Skidders. |
III. Technical Verification & 12-Month Warranty
MANDATORY STEP: PLUG-AND-PLAY ASSURANCE
To avoid the frustration of ordering the wrong part and minimize downtime:
- Data Requirement: After placing your order, please provide your Vehicle Identification Number (VIN) or a clear photo of your machine’s VIN Data Plate.
- Expert Cross-Reference: Our team will verify your serial number against the official CAT database to ensure the 381-2499 matches your specific batch.
- Warranty: Benefit from a full 12-month warranty on this factory-new, high-specification assembly.
IV. Why Source from Liuchuang Parts?
Reliability First
We prioritize your machine’s uptime, providing only OEM New components that keep your equipment in the field and out of the shop.
Professional Support
Our technical team provides expert consultation to ensure every connection is correct for your C7 ACERT engine’s architecture.
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