High-Performance Fuel Injection: Komatsu 6D102 Common Rail Injector Pump 0445120059 & 0445120231 and Float Switch 7861-92-4800 - The Ultimate High-Quality Komatsu Excavator Engine Parts Replacement Solution for Fuel System and Sensor Errors

Solve common Komatsu PC200-8 engine faults with our dependable domestic high-quality alternative parts.

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WhatsApp: +8613532379052 (Clickable)

Source Factory Direct: Customized Engine Liner Kit Development & Export

We are a source manufacturer specializing in the production and foreign trade export of various engine cylinder liner kits. We offer direct sales, ensuring factory-direct pricing and customized development to meet unique specifications.

Cummins QSB6.7 Liner KitKomatsu 6D102 Liner KitCaterpillar C7 Liner KitIsuzu 4HK1 Liner Kit

The Core of Your Engine: Komatsu Diesel Common Rail Injector Pump

We proudly offer premium, high-quality replacement Common Rail Diesel Fuel Injector Pumps for Komatsu machinery, specifically targeting the essential function of models requiring Part Numbers 0445120059 and 0445120231 (also searched as 0445120059 and 0445120231 without the hyphen). As a leading supplier of heavy-duty diesel engine block components and affordable engine fuel injector pumps, Honour Time Machinery Limited ensures seamless performance and durability, acting as a certified source factory engine parts direct sale partner for global markets.

Key Product Features (Injector Pump):

  • Precision Engineering: Matches OEM specifications for Komatsu 6D102 engine fuel system.

  • Durable Construction: Ensures long service life under high pressure for excavator or construction machinery use.

  • Optimized Fuel Efficiency: Provides precise fuel delivery for consistent engine power.

  • Part Number Coverage: Direct replacement for 0445120059 and 0445120231.

  • Quality Assurance: Tested to resolve common fuel delivery faults in Komatsu engines.

Komatsu Injector Pump Product Details

Model NO.Product NameApplicationSpecificationPart Number(s)
Komatsu 6D102Diesel Common Rail Injector PumpExcavator, Construction Company FleetsHigh-Pressure Diesel System0445120059, 0445120231, 0445120059, 0445120231

Essential Sensor Solutions: Komatsu Float Switch

Monitoring fluid levels accurately is crucial for operational safety and preventing costly damage. Our Komatsu Float Switch, essential for various Komatsu machines, is available under Part Number 7861-92-4800 (also 7861924800). We are the trusted provider for reliable engine flameout solenoid and sensor products. We stock complete engine gasket set for export and high-precision engine component customization services, supporting distributors globally with certified genuine quality crankshaft bearing set components.

Key Product Features (Float Switch):

  • Accurate Reading: Ensures precise fluid level detection for vital fluids.

  • Wide Compatibility: Designed for use in Komatsu machinery, including excavator models.

  • OEM Match: Direct replacement for 7861-92-4800, solving common monitoring issues.

  • Durable Design: Withstands harsh operating environments.

  • Easy Installation: Designed for straightforward replacement, minimizing downtime.

Komatsu Float Switch Commercial & Quality Specifications

AttributeDetails
Model NO. (Engine)Komatsu 6D102 (Reference)
Product NameKomatsu Float Switch
ApplicationExcavator, Heavy Machinery
CertificationISO Quality Standards
ConditionNew
Model No. (Part)7861-92-4800, 7861924800
Transport PackageCarton (Secure Packaging)
SpecificationLevel Sensing Switch, High Durability Housing
TrademarkHonour Time Machinery (High-Quality Aftermarket)
OriginChina (Source Factory)
Production Capacity5000PCS/Year
Payment TermsT/T, Western Union, MoneyGram
Delivery MethodsExpress: DHL, Fedex, EMS, UPS or by Air/Sea

Comprehensive Engine Overhaul Solutions and Parts Supply

Honour Time Machinery Limited is your reliable global partner for engine parts, including complete Komatsu PC300 main control valve repair components and Yanmar 4TNV88 diesel engine overhaul kits. Our inventory covers everything from piston and liner assembly to connecting rod bearing stock. We specialize in components for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai, ensuring you get the right part every time, whether you need a Cummins QSB6.7 engine overhaul kit price or a Caterpillar C7 piston ring set supplier.

Core Engine Parts We Provide

CategoryComponents
Engine OverhaulLiner KitPistonPiston RingGasket KitGasket HeadEngine Bearing
Cylinder ComponentsCrankshaftCylinder BlockValve GuideValve SeatCylinder BlockCylinder HeadConnecting Rod
Fuel/Exhaust/CoolingNozzleDiesel PumpInjectorTurbochargerRadiatorWater PumpFan CoolingOil Pump
Electrical/ControlPressure SwitchFlameout SolenoidMonitorMain ValveAccelerator MotorTransmitter

Extensive Engine Model Coverage

BrandModels
Komatsu3D82, 3D84, 4D105, 6D95, 6D108, 6D110, 4D84, 4D95, 6D102, 6D105, 6D114, 6D170
KOBELCOJ05E, 6D34T, 6D16, J08E, 6D22T, 6D24T, 6D16T, 6D34
CATERPILLAR3114, 3116, C4, C6, 3064T, S6K, C7, C-9, C13
Mitsubishi4D34, 4D24, K4M, S3Q2, 6D16, 6D24, S4KT, 6D40
ISUZU3LD1, 4LE1, 4BG1, 4HK1, 6SD1, 6WG1, 4LE2, 4JB1, 6BG1, 6HK1, 6WF1
Yanmar4D88E, 4TNE84, 4TNV88, 4TNV94L, 4TNE88, 4TNE94, 4TNV98, 4TNV106
HINOJ05E, J08E, V25C, EF750, P11C, V21C, H06CT, H07D
CUMMINSQSB6.7, QSM11-C, B5.9-C, B3.9-C, QSM11, C8.3-C
VOLVOD6D, D6E, D9E, D12D, D7D, D7E, D12E, D16D

Key Engine Component Terminology and Application

Understanding key components is vital for effective maintenance. We offer a comprehensive range of excavator engine maintenance parts, including the high-demand Cummins B5.9 engine transmission transmitter and diesel engine piston and liner assembly.

1. Liner Kit: The liner sleeve and its associated components, forming the cylinder wall. Kubota V3307 Liner Kit Manufacturer

2. Piston Ring: Seals the combustion chamber and regulates oil consumption, installed in the piston grooves. Caterpillar C7 Piston Ring Set Supplier

3. Gasket Head: A seal placed between the cylinder block and cylinder head, crucial for compression. Isuzu 4HK1 Cylinder Head Gasket Replacement

4. Crankshaft Bearing: Supports the crankshaft in the cylinder block, ensuring smooth rotation. Komatsu SAA6D107E Crankshaft Bearing

5. Valve Guide: Guides the valve stem motion, installed in the cylinder head. Heavy-Duty Diesel Engine Block Valve Guide

6. Nozzle (Injector): Sprays fuel into the combustion chamber, installed in the cylinder head/injector port. Weichai WP10 Fuel Injector Nozzle

7. Turbocharger: Compresses air into the engine for increased power, mounted on the exhaust manifold. Weichai WP10 Turbocharger Export

8. Water Pump: Circulates coolant through the engine and radiator, typically mounted on the cylinder block front. Yanmar 4TNV98 Water Pump Cost

9. Flameout Solenoid: Controls fuel flow to shut off the engine, located on the fuel pump or engine side. Cummins QSM11-C Flameout Solenoid

10. Pressure Switch: Monitors fluid or oil pressure levels, located in various system lines. Isuzu 6HK1 Oil Pressure Switch

Construction Machinery Faults and Proactive Maintenance

Case Study: Komatsu PC200-8 Engine Won't Start

Fault: A Komatsu PC200-8 excavator with a 6D107 engine suddenly fails to start, displaying low fuel pressure codes.

Solution: Based on the fault codes and the machine's model, the primary suspect is often the high-pressure Diesel Common Rail Injector Pump (0445120059). Replacing this with a certified high-quality part ensures immediate restoration of rail pressure and smooth engine starting. For the PC200-8, ensure the Transmitter and Pressure Switch components are also checked during diagnosis to ensure a complete fix.

Engine Maintenance Plan (Excavator Engine Parts)

  • Regularly inspect and replace the Fuel Filter to protect the Injector Pump.

  • Change the Oil Pump filter element and engine oil according to the service manual to ensure proper lubrication.

  • Check the tension and condition of the Belt to maintain power transmission to the water pump and alternator.

  • Monitor all dashboard alerts, including those from the Float Switch Sensor (7861-92-4800), to prevent low-fluid damage.

Get a Quote for Your Engine Overhaul Kits Today!

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Honour Time Machinery Limited is a dedicated source factory for CumminsKomatsu, and Caterpillar engine parts. We provide complete engine assemblies, crankshaftspistons, and overhaul kits to the international trade market, focusing on high-precision, factory-direct quality.

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