Komatsu Excavator Wiring Harness Hot Sale and Other Quality Parts - April 5, 2025

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Welcome to Growshine International, your trusted partner for high-quality engineering machinery parts, heavy truck parts, agricultural machinery parts, and auto parts import and export trade. We are excited to showcase our hot-selling and genuine components, including a wide array of wiring harnesses and pressure switches designed for Komatsu excavators and other heavy equipment.

Our selection of Excavator Parts CAB Cable Wiring Harness includes part numbers 207-06-76130, 2070676130, 207-06-76131, and 2070676131, suitable for Komatsu PC300-8, PC400-8, and PC550LC-8 excavators. These durable and reliable wiring harnesses ensure optimal performance of your machinery's electrical systems.

We offer a Hot Sale Control Pressure Switch with part number 421-43-32912, also known as the Brake Accumulator Pressure Switch, compatible with HD785-7, HD605, and WA480 models. This crucial component ensures the safety and efficiency of your braking system.

Explore our Hot Sale Pressure Switch Assembly, featuring the Emergency Brake Pressure Switch with part number 421-43-32922. This pressure switch is designed for HD785-7, HD605, and WA480 equipment, providing reliable emergency braking functionality.

Get the Genuine High/low Pressure Switch with part number 421-43-32922, also serving as a Control Pressure Switch for HD785-7, HD605, and WA480. This versatile pressure switch ensures accurate control over hydraulic systems.

Our Hot Sale Pressure Switches include the High/low Pressure Switch Assembly with part number 421-43-32922, suitable for HD785-7, HD605, and WA480. Trust in the quality and performance of these essential switches.

We also offer the Excavator Wiring Harness with part number 20Y-54-52320 for Komatsu PC200-7, PC350-7, PC400-7, and PC600-7 excavators. This wiring harness is built for durability and reliable electrical connections.

Ensure consistent fuel delivery with our Wiring Durable Corrosion Resistant Fuel Injector Wiring Harness with part number 6156-81-9211, 6156819211, designed for Komatsu PC400-7 and PC450-7 excavators. Its corrosion-resistant design guarantees longevity.

Get factory-direct sales on our LONGRUI KOMATSU fuel injector wiring harness with part number 6156-81-9110, 6156819110, compatible with Excavator PC400-7, PC450-7, and PC450-8 models. LONGRUI provides high-quality aftermarket parts.

Illuminate your worksite with our Hot Sale of New Models LONGRUI Working Lamp Wiring Harness with part number 20Y-06-41161, 20Y0641161, suitable for Komatsu PC210-10, PC220-8, and PC270-8 excavators.

Our Excavator Parts Work Light with part number 22B5417511, 22B-54-17511, 22B5417511, fits PC228USLC-3, PC200-7, PC138, and PC128 excavators, ensuring excellent visibility.

As professional manufacturers, we offer the PC300-8 PC390LC-8M0 Main Wiring Harness with part number 207-06-77411, 2070677411, for excavator parts, guaranteeing reliable performance.

We also manufacture the PC110-8M0 PC200-8M0 PC210-10M0 Excavator Parts Ignition Switch Wire Harness with part number 20Y-06-16920, 20Y0616920.

Our Wiring Harness with part numbers 20Y-06-31614, 20Y0631614, 20Y-06-31613, and 20Y0631613, is suitable for Excavator PC200-7, PC200LC-7, PC220-7, PC220LC-7, and PC270-7.

For heavy-duty applications, we provide the HD465-7 HD605-7 TRANSMISSION WIRING HARNESS with part number 569-15-55820, 5691555820.

Ensure optimal engine performance with our Engine Wiring Harness with part number 6743-81-8310, 6743818310, for Excavator Parts PC300-7 and PC360-7.

Our Excavator Sensor Wiring Harness with part number 6156-81-9320, 6156819320, is designed for PC450-7 and PC400-7 models.

The Excavator parts Work Light with part number 22B5417511 fits PC228USLC-3, PC200-7, PC138, and PC128 excavators, providing essential illumination.

We supply the reliable HD465-7 HD605-7 TRANSMISSION WIRING HARNESS with part number 569-15-55820, 5691555820.

For bulldozers, we offer the Bulldozer Parts D375A-6 Fuel Supply Pump Wiring Harness with part number 6245-81-9130, 6245819130.

We also have the D375A-5 SA6D170E-3 WIRING HARNESS with part number 6240-81-9130, 6240819130.

For larger excavators, we provide the Hydraulic Excavators Parts PC1250-7 PC1250-11 Working Lamp Wiring Harness with part numbers 21N-06-33222, 21N0633222, and 21 N-06-33221, 21N0633221.

Our inventory includes the Original Main Wiring Harness with part numbers 20Y-06-42411, 20Y0642411, X990306043, 20Y-06-48313, and 20Y0648313.

We supply the Komatsu High Quality Internal Wiring Harness with part numbers 207-06-71562, 2070671562, and 207-06-71561, 2070671561, for Excavator PC300-7 and PC360-7.

Our Excavator Parts Internal Wiring Harness has part numbers 203-06-71731, 2030671731, and 203-06-71730, 2030671730, for PC130-7.

We offer the Komatsu New Wiring Harness with part numbers 20Y-06-31614, 20Y0631614, and 20Y-06-31613, 20Y0631613, for PC200-7, PC200LC-7, PC220-7, PC220LC-7, and PC270-7.

Get our 207-06-71110 Outer Wiring Harness External Wiring Harness for Komatsu PC300-7 and PC360-7 Excavator Aftermarket Parts.

We supply the Excavator Parts Fuel Injector Wiring Harness with part number 6156-81-9110, 6156819110, for PC400-7, PC450-7, and PC450-8.

Our Excavator Electrical Cables Wiring Harness Assembly has part number 20Y-06-16910, 20Y0616910, for PC200-8M0, PC450-8, and PC700LC-8E0.

Ensure reliable starting with our Engine Starting Motor Wiring Harness with part number 207-06-71141, 2070671141, for Excavator PC400-7, PC450-7, and PC300-7.

We offer the High Quality Bulldozer Parts D375A-6 Wiring Harness with part number 6245-81-9130, 6245819130.

Our Excavator Parts Wiring Harness PC200-8 PC200-8M0 Horn Plug has part numbers 08160-72400, 0816072400, and 08160-72420, 0816072420.

We supply Excavator Spare Parts Injector Wire Harness with part number 6754-81-9210, 6754819210.

Our Construction Machinery Excavator Parts PC200-8 Injector Wiring Harness has part number 6754-81-9450, 6754819450.

We offer the Main Wiring Harness with part number 20Y-06-42411, 20Y0642411, also known as X990306043, for Excavator PC270-8, PC270LC-8, PC200-8, PC200LC-8, PC220-8, and PC220LC-8.

Get our 20Y-06-71512 PC200-7 PC220-7 PC270-7 Inner Wiring Harness, a Komatsu Excavator Internal Wiring Harness (New Style).

The CAB Cable Wiring Harness with part numbers 207-06-76130, 2070676130, and 207-06-76131, 2070676131, is ideal for PC300-8, PC400-8, and PC550LC-8 Excavator Parts.

We provide the 208-06-71510, 2080671510, and 208-06-71511, 2080671511, Internal Wiring Harness (new) Inner Wiring Harness for Komatsu Excavator PC400-7 Parts.

Our LONGRUI Excavator Main Wiring Harness with part number 207-06-77411, 2070677411, is designed for Komatsu PC300-8 and PC390LC-8M0.

We offer the KOMATSU Speaker Wiring Harness with part number 20Y-06-41141, 20Y0641141, for PC200-8, PC350-8, PC400-8, PC550LC-8, and PC130-8.

Our LONGRUI Excavator Wiring Harness with part number 20Y-54-52310, 20Y5452310, is compatible with KOMATSU PC200-7, PC350-7, PC400-7, and PC600-7.

Get the Excavator PC400-7 PC450-7 New Type External Wiring Harness with part number 208-06-71113, 2080671113, for PC400LC-7 and PC450LC-7.

We supply the LONGRUI Internal Wiring Harness (new) Inner Wiring Harness with part numbers 208-06-71510, 2080671510, and 208-06-71511, 2080671511, for PC400-7.

Our Engine Wiring Harness with part numbers 6271-81-8240, 6271818240, 6271-81-8212, 6271818212, and 6271-81-8211, 6271818211, fits Excavator PC70-8, PC88MR-8, PC130-8, and PC138US-8 with Engine 4D95.

We offer the Engine Wiring Harness with part number 6745-81-9230, 6745819230, for Komatsu SAA6D114 Excavator PC300-8 and PC360-8M0.

Get the New Type External Wiring Harness with part number 207-06-71114, 2070671114, for KOMATSU Excavator Electric Parts PC300-7 and PC360-7.

Our Cabin External Controller Wiring Harness with part number 207-06-71211, 2070671211, is designed for Excavator PC300-7 and PC360-7.

We supply the Excavator Parts Outer Wiring Harness External Wiring Harness with part number 207-06-71110, 2070671110, for Komatsu PC300-7 and PC360-7.

Our KOMATSU Excavator Cab Wiring Harness has part numbers 20Y-06-41121, 20Y0641121, and 21M-06-31170, 21M0631170, for PC130-8, PC300-8, PC350-8, PC400-8, and PC450-8.

Get our LONGRUI Komatsu Wiring Harness with part number 20Y-06-41130, 20Y0641130, for PC130-8, PC200-8, PC220-8, and PC270-8 Excavator CAB Cable.

We offer the LONGRUI Excavator Internal Wiring Harness with part number 20Y-06-71512, 20Y0671512, for Komatsu PC200-7, PC220-7, and PC270-7.

Our Excavator Parts External Main Wiring Harness has part numbers 208-06-76831, 2080676831, and X211263768 for Komatsu PC400-8 and PC460LC-8.

We supply the KOMATSU EXCAVATOR Wiring Harness with part numbers 207-06-71562, 2070671562, and 207-06-71561, 2070671561.

Get our LONGRUI KOMATSU PC200-8 Excavator Injector Wiring Harness with part number 6754-81-9450, 6754819450.

We offer the KOMATSU ENGINE FUEL INJECTOR WIRING HARNESS with part number 6745-81-9240, 6745819240, for PC300-8, WA430-6, D65EX-16, and GD705-5.

Our LONGRUI Engine Wiring Harness with part number 6251-81-9810, 6251819810, is suitable for PC400-8, PC550LC-8, WA470-6, and WA480-6 Wheel Loader.

We provide the High-quality KOMATSU Engine Wiring Harness with part numbers 20Y-06-41150, 20Y0641150, and 20Y-06-41151, 20Y0641151, for PC200-8 and PC220-8.

Our Excavator Wiring Harness OEM has part numbers 20Y-06-41150, 20Y0641150, and 20Y-06-41151, 20Y0641151.

The Engine Wiring Harness with part number 6251-81-9810, 6251819810, fits PC400-8, PC550LC-8, WA470-6, and WA480-6 Wheel Loader.

We offer the Komatsu Excavator Parts Electric Wiring Harness with part number 207-06-71170, 2070671170.

Get the Original Komatsu Wiring Harness with part number 6754-81-9520, 6754819520, for SAA6D107E-1L Engine WA380Z-6 PC200-8M0.

Our LONGRUI Wire Harness with part number 208-979-7550, 2089797550, is suitable for Komatsu PC130-7, PC200-7, PC360-7, PC400-7, and PC600-8.

Ensure durability with our Engine Wiring Harness Corrosion Resistance with part number 6754-81-9440, 6754819440, for PC200-8, PC220-8, PC228USLC-8, and PC308USLC-3E0.

We offer the LONGEUI Excavator External Cabin WIRING HARNESS with part number 20Y-06-24811, 20Y0624811, for PC200-6 and PC220-6 with 6D102 engine.

For bulldozers, we have the Bulldozer Parts D155AX-6 Engine SAA6D140E-5 Fuel Injector Wiring Harness with part number 6261-81-9280, 6261819280.

Our Excavator Parts Monitor Wiring Harness Rear Camera Cable has part number 20Y-06-42320, 20Y0642320.

We supply the Excavator Wire Harness PC200-8 PC240-8 PC270-8 Main Wiring Harness with part number 20Y-06-42411, 20Y0642411.

Get our Excavator PARTS BOOM WORKING WORKING LAMP WIRING HARNESS with part number 207-06-71161, 2070671161.

We offer the Excavator Parts Engine Starting Motor Wiring Harness with part number 207-06-71141, 2070671141.

Our Excavator Spare Parts Wiring Harness with part number 423-06-42230, 4230642230, is for WA380-6.

We provide the Excavator External Wiring Harness Cabin Wire Harness with part numbers 207-06-71114, 2070671114, and 207-06-71113, 2070671113, for PC360-7.

Our Excavator Parts PC200-8 Rear Camera Cable has part number 20Y-06-42320, 20Y0642320.

We supply the Excavator 6AA6D107E Engine Wiring Harness with part number 6754-81-9310, 6754819310, for PC200-8.

Our range includes Excavator Parts Air Conditioner Wiring Harnesses with part number SG246470-8590D, SG2464708590D.

Glossary of Engineering Machinery Parts

Fan Motor: This component drives the cooling fan, which regulates the engine temperature. Example: Caterpillar 345D Fan Motor (English), 卡特彼勒 345D 风扇马达 (Chinese), Катерпиллер 345D Мотор вентилятора (Russian).

Hydraulic Pump: The hydraulic pump converts mechanical power into hydraulic power, essential for operating various excavator functions like the boom, arm, and bucket. Example: Komatsu PC200-8 Hydraulic Pump (English), 小松 PC200-8 液压泵 (Chinese), Комацу PC200-8 Гидравлический насос (Russian).

Travel Motor: This motor powers the excavator's tracks, allowing it to move around the job site. Example: Hitachi ZX200 Travel Motor (English), 日立 ZX200 行走马达 (Chinese), Хитачи ZX200 Ходовой мотор (Russian).

Swing Motor: The swing motor allows the excavator's upper structure to rotate, providing a wide working range. Example: Kobelco SK210 Swing Motor (English), 神钢 SK210 回转马达 (Chinese), Кобелко SK210 Поворотный мотор (Russian).

Control Valve: This valve directs the flow of hydraulic fluid to different actuators, controlling the movement of the excavator's attachments. Example: Volvo EC220 Control Valve (English), 沃尔沃 EC220 控制阀 (Chinese), Вольво EC220 Распределительный клапан (Russian).

Injector: In diesel engines, injectors spray fuel into the combustion chamber at the precise moment for efficient combustion. Example: Cummins ISX Injector (English), 康明斯 ISX 喷油器 (Chinese), Камминз ISX Форсунка (Russian).

Radiator: The radiator cools the engine coolant, preventing the engine from overheating. Example: John Deere 8R Radiator (English), 约翰迪尔 8R 散热器 (Chinese), Джон Дир 8R Радиатор (Russian).

Alternator: The alternator generates electrical power to charge the battery and run the electrical systems while the engine is running. Example: Scania R500 Alternator (English), 斯堪尼亚 R500 交流发电机 (Chinese), Скания R500 Генератор (Russian).

Turbocharger: The turbocharger forces more air into the engine, increasing power and efficiency. Example: Fendt 1050 Vario Turbocharger (English), 芬特 1050 Vario 涡轮增压器 (Chinese), Фендт 1050 Vario Турбокомпрессор (Russian).

Axle: The axle is a central shaft for a rotating wheel or gear. On heavy trucks, it supports the vehicle's weight and transmits driving torque to the wheels. Example: Mercedes-Benz Actros Axle (English), 梅赛德斯-奔驰 Actros 车桥 (Chinese), Мерседес-Бенц Actros Ось (Russian).

Quick Tip 1: Choosing the Right Wiring Harness

Ensure you select the correct wiring harness for your specific excavator model and year. Incorrect harnesses can lead to electrical malfunctions. Always check the part number and compatibility before purchasing.

Quick Tip 2: Maintaining Pressure Switches

Regularly inspect your pressure switches for any signs of damage or corrosion. Faulty pressure switches can affect the performance and safety of your hydraulic systems.

Quick Tip 3: Importance of Genuine Parts

Opting for genuine or high-quality aftermarket parts like those offered by LONGRUI ensures longevity and optimal performance of your heavy machinery, reducing downtime and maintenance costs in the long run.

Growshine International - Your Global Partner

Growshine International (格莳国际) is a leading import and export trading company specializing in engineering machinery parts, heavy truck parts, agricultural machinery parts, and auto parts. We are committed to providing our customers with genuine and high-quality aftermarket components to meet their diverse needs. Our extensive network and expertise in global sourcing allow us to offer competitive prices and reliable service. Contact us today for all your machinery and vehicle part requirements!

Troubleshooting: Excavator Engine Overheating

Problem: An excavator engine is overheating during operation.

Possible Causes and Solutions:

Low Coolant Level: Check the coolant level in the radiator and expansion tank. If low, add the recommended coolant mixture. Look for any leaks in hoses, radiator, or water pump.
Faulty Thermostat: The thermostat regulates the flow of coolant. If it's stuck closed, coolant won't circulate properly. Replace the thermostat with a new one of the correct temperature rating.
Clogged Radiator: Over time, the radiator fins can become clogged with dust, debris, or mud, reducing its cooling efficiency. Clean the radiator fins with compressed air or water. For internal blockages, the radiator might need to be professionally cleaned or replaced.
Water Pump Issues: A malfunctioning water pump won't circulate coolant effectively. Check for leaks, unusual noises, or a loose or damaged belt. Replace the water pump if necessary.
Fan Problems: The cooling fan draws air through the radiator to dissipate heat. Ensure the fan blades are not damaged and that the fan motor is functioning correctly. Check the fan belt for proper tension and condition. For hydraulic fans, inspect the hydraulic motor and lines.
Air in the Cooling System: Air pockets can hinder coolant circulation. Bleed the cooling system according to the manufacturer's instructions to remove trapped air.
Overloading the Machine: Operating the excavator beyond its capacity can put excessive strain on the engine, leading to overheating. Ensure you are operating within the recommended limits.