6251-81-9930 Engine Wiring Harness for Komatsu PC400-8 PC450-8 Excavator SAA6D125E | JISION
6251-81-9930 Engine Wiring Harness for Komatsu PC400-8 PC450-8 Excavator SAA6D125EProduct OverviewThe JISION 6251-81-9930 Engine Wiring Harness is a replacement electrical wiring assembly designed for Komatsu PC400-8 and PC450-8 excavators equipped with SAA6D125E diesel engines.This engine wiring ...
The JISION 6251-81-9930 Engine Wiring Harness is a replacement electrical wiring assembly designed for Komatsu PC400-8 and PC450-8 excavators equipped with SAA6D125E diesel engines.
This engine wiring harness connects essential engine electrical components, sensors, and control systems to support reliable signal transmission and efficient excavator operation.
Manufactured with durable wiring materials, protective sleeves, and secure electrical connectors, this replacement harness is designed to withstand the demanding working conditions of construction machinery.
Whether you are repairing a damaged engine wiring system or performing excavator maintenance, the JISION engine wiring harness provides a practical replacement solution.
| Item | Description |
|---|---|
| Brand | JISION |
| Product Name | Engine Wiring Harness |
| Part Number | 6251-81-9930 |
| Alternative Part Number Format | 6251819930 |
| Compatible Brand | Komatsu |
| Compatible Models | PC400-8, PC450-8 |
| Engine Model | SAA6D125E |
| Application | Excavator Engine Electrical System |
| Product Category | Excavator Electrical Parts |
| Condition | New |
| Replacement Type | Aftermarket Replacement |
| Package | Engine Wiring Harness Assembly |
| Availability | Contact Us for Stock Confirmation |
Designed to provide stable electrical connections between engine sensors, electronic control components, and related electrical systems, helping maintain dependable excavator operation.
The wiring harness features protective corrugated tubing and braided sleeving to help safeguard electrical wires against abrasion, vibration, dust, and demanding engine compartment conditions.
Equipped with multiple electrical connectors intended for the specified excavator engine application, supporting convenient replacement of worn or damaged wiring harness assemblies.
Designed to support consistent electrical signal transmission throughout the engine control system, helping reduce problems associated with damaged or deteriorated wiring.
Developed for use in construction machinery operating in demanding environments, including earthmoving, excavation, mining, and infrastructure construction.
An aftermarket replacement option for maintenance professionals, machinery repair workshops, excavator owners, and construction equipment spare parts distributors.
The 6251-81-9930 engine wiring harness is intended for the following applications:
- Komatsu PC400-8 Excavator
- Komatsu PC450-8 Excavator
- Komatsu SAA6D125E Diesel Engine
Important: Please verify the original part number, excavator serial number, engine configuration, and electrical connector layout before purchasing. Compatibility may vary according to machine production specifications.
A damaged or deteriorating engine wiring harness may cause several electrical problems, including:
- Intermittent engine sensor signals
- Difficulty starting the engine
- Engine warning lights or fault codes
- Unstable engine operation
- Loose, damaged, or corroded electrical connections
- Communication issues between engine electronic components
If your excavator experiences these symptoms, inspect the electrical wiring system and related components to identify the cause before replacing the harness.
JISION supplies replacement parts and components for construction machinery, serving equipment owners, repair workshops, and spare parts distributors.
Our product range includes excavator engine parts, electrical components, hydraulic parts, sensors, controllers, and wiring harness assemblies.
Our Advantages:
- Wide selection of excavator replacement parts
- Support for identifying compatible part numbers
- Replacement solutions for various construction machinery applications
- Professional product consultation
- International spare parts supply support
- Wholesale and bulk purchasing inquiries welcome
Q1: What excavator models does part number 6251-81-9930 fit?
This engine wiring harness is listed for Komatsu PC400-8 and PC450-8 excavators equipped with SAA6D125E engines. Please confirm compatibility using your machine details before ordering.
Q2: Is 6251819930 the same as 6251-81-9930?
Yes. These are two formatting variations of the same part number.
Q3: Is this an original Komatsu wiring harness?
This listing is for a JISION-branded aftermarket replacement wiring harness, not an original Komatsu-branded component.
Q4: How can I confirm the correct wiring harness for my excavator?
Please provide your excavator model, machine serial number, engine model, original part number, and photographs of the existing wiring harness. Our team can assist with compatibility confirmation.
Q5: Can I order multiple wiring harness assemblies?
Yes. Please contact JISION with your required part number and quantity to inquire about bulk purchasing options.
Looking for a replacement 6251-81-9930 engine wiring harness for Komatsu PC400-8 or PC450-8 excavators?
Contact JISION for product availability, compatibility assistance, pricing, and shipping information.
Send us your part number and excavator model to request a quotation today!
