EX200-3 Main Relief Valve Replacement

Premium Hydraulic Pressure Control for Heavy-Duty Excavators

Reliable Pressure Management for Your Equipment

When your excavator loses power or experiences erratic hydraulic movements, the Main Relief Valve is often the silent culprit. We provide high-precision EX200-3 Main Relief Valve solutions designed to meet or exceed original specifications. Whether you are performing a routine maintenance or a full hydraulic system overhaul, our valves ensure stable pressure output and protect your expensive hydraulic pumps.

Part Number Identification: EX200-3 (Also compatible with various regional configurations). For digital inventory tracking, use part identifier EX2003.

Technical Specification & Order Details

AttributeSpecification Details
Model NO.EX200-3 / EX2003
Product NameMain Relief Valve (Hydraulic Pressure Control)
ConditionBrand New, OEM Standard Replacement
TypeCartridge Style High Pressure Relief Valve
ApplicationHydraulic system maintenance, engine rebuild, overhaul
Stock StatusIn Stock / Fast Global Dispatch
MOQ1 Piece
Payment TermsT/T, Western Union, MoneyGram
Delivery MethodsDHL, Fedex, EMS, UPS, Air Freight, Sea Cargo
PackagingIndustrial Export Grade Packing

Procurement Comparison: Why Choose Our Solution?

Selecting the right hydraulic component is critical for fleet longevity. Here is how our EX200-3 Replacement Valve compares to market alternatives.

Core Procurement PointsOur OEM Standard ValveLow-Cost Universal Valves
Internal MaterialHardened Alloy Steel (Wear Resistant)Standard Carbon Steel (Quick Fatigue)
Pressure StabilityHigh-Precision Spring CalibrationSignificant Pressure Fluctuations
Seal PerformanceFluorine Rubber O-Rings (High Temp)Nitrile Rubber (Prone to Leaks)
Response TimeInstant Relief ProtectionDelayed Response (Risk to Pump)
Service LifeDesigned for 5000+ Working HoursFails within 1000-2000 Hours
Cost EfficiencyReduced Downtime & Pump ProtectionFrequent Replacements Required

Not sure how this issue affects your equipment?

Hydraulic failures can be complex. Our technical team supports operators through the following services:

  • Identify potential risks during maintenance to prevent catastrophic pump failure.

  • Recommend suitable replacement parts if needed based on your specific machine serial number.

  • Support both inspection advice and parts supply for global maintenance teams.

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FAQ & Troubleshooting: EX200-3 Hydraulic System

Q1: Why is my EX200-3 excavator moving slowly or lacking lifting power?
A: This is often caused by a malfunctioning Main Relief Valve. If the internal spring or plunger is worn, it cannot hold the required system pressure, causing the oil to bypass back to the tank prematurely. Replacing it with a new EX200-3 valve usually restores full power.

Q2: Can I use this valve on other excavator models?
A: While the EX200-3 is specific, many hydraulic components share similarities. Always verify your specific Part Number before installation to ensure the pressure settings match your pump's requirements.

Q3: Why Choose This Main Relief Valve?
A: It features an OEM-standard tri-metal structure and is trusted by repair shops & equipment fleets worldwide for its durability under extreme working conditions.

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Professional sourcing for all your excavator and engine part needs.

About Our Company & Main Products: We specialize in providing comprehensive engine and hydraulic solutions for global brands. Our core inventory includes complete engine assemblies and premium spare parts for CumminsKomatsuCaterpillarIsuzuKubotaYanmar, and Weichai.

Our featured products cover: Cylinder LinersPistonsPiston RingsMain BearingsCon-Rod BearingsThrust WashersFull Overhaul Gasket KitsDiesel Fuel Injection PumpsInjectorsCrankshaftsTurbochargersWater PumpsOil PumpsCylinder BlocksCylinder Heads, and Connecting Rods.

Industry Long-tail Keywords: Heavy equipment engine rebuild parts, Excavator hydraulic system maintenance, Aftermarket diesel engine components, Industrial machinery engine overhaul, High-pressure fuel system repair, Precision engine bearing sets, Excavator gasket replacement kits, Turbocharger upgrade for heavy machinery, Water pump cooling system parts, Engine block structural integrity, Cylinder head valve assemblies, Fuel injector nozzle calibration, Crankshaft grinding and replacement, Diesel engine performance parts, Hydraulic pump pressure regulation, Excavator swing motor parts, Final drive gear sets, Undercarriage wear parts, Heavy duty equipment filtration, Construction machinery spare parts supplier.

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