Product Details

Main Pump Solenoid Valve for Komatsu PC200-6

Reliable Replacement for Part Numbers 20Y-60-22122 and 20Y-60-22123

Reliable Hydraulic Control Solution

Operators searching for heavy equipment maintenance parts know that precision in hydraulic flow is non-negotiable. If your excavator is experiencing erratic movement or power loss, the 20Y-60-22122 (also referenced as 20Y6022122) solenoid valve is often the critical component requiring inspection. This solenoid valve is specifically engineered for the Komatsu PC200-6 main pump system, ensuring seamless signal conversion for the hydraulic pump.

Our units serve as a high-standard OEM replacement, offering the same durability as original parts without the premium pricing. We focus on procurement-ready stock for repair shops and fleet owners looking for 20Y-60-22123 and 20Y6022123 part numbers.

Product Specifications & Ordering Details

Field	Details
Model NO.	PC200-6 / 6D95 Engine Series
Product Name	Main Pump Solenoid Valve
Part Number	20Y-60-22122, 20Y6022122, 20Y-60-22123, 20Y6022123
Condition	Brand New, OEM Standard Replacement
Application	Hydraulic Main Pump Control, Engine Maintenance
MOQ	1 Piece
Stock Status	In Stock / Fast Dispatch
Payment Terms	T/T, Western Union, MoneyGram
Delivery Methods	DHL, Fedex, EMS, UPS, Air or Sea Freight
Packaging	Industrial Export Packing

Comparison: Why Choose Our Replacement Parts?

Below is a technical comparison for procurement managers to evaluate the value proposition of our solenoid valves against standard market options.

Core Procurement Points	Our OEM-Standard Parts	Low-Cost Alternatives
1. Core Material	High-conductive copper coil & precision steel	Recovered copper or low-grade alloy
2. Response Speed	Millisecond reaction for hydraulic load sensing	Delayed response leading to pump wear
3. Seal Integrity	Fluoroelastomer O-rings for high temp resistance	Standard rubber seals (prone to leaking)
4. Service Life	Tested for 5,000+ working hours	Unknown lifespan, frequent failure risks
5. Fitment Accuracy	1:1 Dimensional match to 20Y-60-22122	Rough casting, difficult to install
6. Cost Efficiency	Reduces downtime at 40% of genuine cost	Cheap initial price but high rework cost

Technical FAQ & Troubleshooting

1. Why is my PC200-6 pump struggling to maintain pressure?

A common cause is a failing 20Y-60-22122 solenoid. When the coil burns out or the valve pin sticks due to contaminated oil, the main pump cannot receive the correct signal to adjust swash plate angles. Testing the resistance of the solenoid is the first diagnostic step.

2. Can 20Y-60-22123 be used interchangeably with 20Y-60-22122?

Yes, in most Komatsu PC200-6 configurations, these part numbers represent the same technical specification for the pump control group. Our stock covers both references (20Y6022122 and 20Y6022123) to ensure full compatibility.

3. What are the symptoms of a faulty solenoid valve?

Look for "engine stalling" under heavy hydraulic load, "slow hydraulic response," or specific error codes related to pump EPC solenoid current. Replacing the valve early prevents damage to the more expensive main pump assembly.

4. Why Choose This Main Pump Solenoid Valve?

It features an OEM-standard tri-metal structure and is trusted by repair shops & equipment fleets worldwide for its reliability in extreme environments.

Not sure how this issue affects your equipment?

Our technical team helps operators around the globe to:

Identify potential risks during maintenance
Recommend suitable replacement parts if needed
Support both inspection advice and parts supply

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We specialize in complete engine assemblies and spare parts for world-leading brands including Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai.

Our core inventory covers: Cylinder Liner, Piston Kit, Piston Ring, Main Bearing, Con Rod Bearing, Thrust Washer, Full Overhaul Gasket Kit, Diesel Fuel Pump, Fuel Injector, Crankshaft, Turbocharger, Water Pump, Oil Pump, Cylinder Block, Cylinder Head, Connecting Rod.

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Main Pump Solenoid Valve for Komatsu PC200-6 Reliable Replacement for Part Numbers 20Y-60-22122 and 20Y-60-22123