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  • PC200-8 PC300-8 QSL9 QSC8.3 QSB6.7 Engine ECU ECM P4921776 4921776 600-468-1200 Engine Electronic Control Module 4921776
  • PC200-8 PC300-8 QSL9 QSC8.3 QSB6.7 Engine ECU ECM P4921776 4921776 600-468-1200 Engine Electronic Control Module 4921776
  • PC200-8 PC300-8 QSL9 QSC8.3 QSB6.7 Engine ECU ECM P4921776 4921776 600-468-1200 Engine Electronic Control Module 4921776
  • PC200-8 PC300-8 QSL9 QSC8.3 QSB6.7 Engine ECU ECM P4921776 4921776 600-468-1200 Engine Electronic Control Module 4921776
  • PC200-8 PC300-8 QSL9 QSC8.3 QSB6.7 Engine ECU ECM P4921776 4921776 600-468-1200 Engine Electronic Control Module 4921776
  • PC200-8 PC300-8 QSL9 QSC8.3 QSB6.7 Engine ECU ECM P4921776 4921776 600-468-1200 Engine Electronic Control Module 4921776
PC200-8 PC300-8 QSL9 QSC8.3 QSB6.7 Engine ECU ECM P4921776 4921776 600-468-1200 Engine Electronic Control Module 4921776
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PC200-8 PC300-8 QSL9 QSC8.3 QSB6.7 Engine ECU ECM P4921776 4921776 600-468-1200 Engine Electronic Control Module 4921776

  • >= 1 Pieces
    $520
View product details

PC200-8 PC300-8 QSL9 QSC8.3 QSB6.7 Engine ECU ECM P4921776 4921776 600-468-1200 Engine Electronic Control Module 4921776

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Engine Control Management: Designed to regulate critical functions of Komatsu engines (PC200-8, PC300-8, QSL9, QSC8.3, QSB6.7), including engine performance, transmission control, and system diagnostics.
  • Multi-Connector Interface: Equipped with multiple electrical connectors (power/data ports and sensor inputs) to ensure seamless integration with vehicle/machinery systems.

Key features

  • 1. Durable Aluminum Alloy Construction

    • With a corrosion-resistant aluminum alloy body, ensure long-term reliability in harsh construction environments. Outperforming plastic-based ECUs, this design enhances heat dissipation and structural integrity for heavy-duty applications.*

  • 2. Multi-Connector Versatility

    • With 3 customizable connectors (including dual high-pin ports and a specialized sensor port), seamlessly integrate with diverse vehicle systems for flexible connectivity and easy installation.*

  • 3. OEM-Compatible Performance

    • Designed for Komatsu PC200-8/PC300-8/QSL9/QSC8.3/QSB6.7 engines, this ECM optimizes engine management under high-stress conditions, delivering precision control for construction machinery operations.

  • 4. Customizable Installation Solutions

    • Equipped with modular mounting holes and adaptable connectors, this ECM suits both standard and customized vehicle setups, ensuring compatibility across Komatsu models and industrial applications.*

  • 5. OEM-Certified Reliability

    • Complies with Komatsu’s OEM specifications for engine control systems, guaranteeing seamless compatibility and performance validation. Backed by a 6-month warranty for peace of mind.*

Product details

PC200-8 PC300-8 QSL9 QSC8.3 QSB6.7 Engine ECU ECM P4921776 4921776 600-468-1200 Engine Electronic Control Module 4921776

The PC200-8/PC300-8 Engine ECU ECM (P4921776) is a rugged aluminum alloy electronic control module designed for Komatsu construction machinery. With multi-connector adaptability and OEM-certified compatibility, it ensures precise engine management in harsh environments.

Technical specifications

FeatureSpecificationBenefit
MaterialAluminum AlloyEnhanced durability and heat dissipation
Connectors3 Connectors (2x Large, 1x Small)Versatile connectivity for power/data/sensors
Mounting DesignPre-drilled mounting holesSecure installation on machinery
CompatibilityKomatsu PC200-8/PC300-8 seriesOEM-certified fitment
PackagingIndustrial-grade bagSafe transport and storage
Warranty6-month manufacturer warrantyComprehensive coverage against defects

Customization guide

Adjustable mounting positions and connector configurations can be tailored to meet specific vehicle requirements (e.g., sensor placement adjustments for custom engine diagnostics).

Get inspired

This ECM is engineered to optimize engine performance in construction vehicles, ensuring reliable control of fuel injection, emissions, and power output even under extreme conditions.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Power Handling (A)120A+15% (138A)+30% (156A)*
Connector Density24 pins totalEnhanced (32 pins)Premium (40 pins)
Environmental RatingIP54IP65IP67

Supplier's note

  1. Key Breakthroughs:

    • Aluminum Construction: Reduces thermal stress by 20% compared to plastic housings.
    • OEM Certification: Ensures seamless integration with Komatsu’s diagnostic systems.
    • IP67 Rating (Pro): Waterproof/dustproof for use in flooded or dusty construction sites.

  2. Version Selection Guide:

    • Pro Model: Ideal for Komatsu fleet managers needing extreme durability (e.g., mining operations). Its IP67 rating and 156A capacity handle heavy-duty cycles.
    • Advanced Model: Suitable for mid-sized construction firms requiring expanded sensor connectivity (32 pins) without premium costs.
    • Base Model: Cost-effective for standard applications like routine earthmoving tasks.

*Performance gains based on internal testing vs. industry benchmarks.

Frequently asked questions

  • Which ECM model suits Komatsu PC200-8/PC300-8 excavators?

  • How do I ensure this ECM fits my Komatsu equipment?

  • Why is this ECM made of metal?

  • Can this ECM be customized for different Komatsu machinery?

  • How does this ECM handle extreme temperatures?

  • What’s the warranty coverage for this ECM?

  • Is this ECM certified for Komatsu applications?

  • Are the connectors compatible with standard Komatsu systems?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material ConstructionHeavy machinery environmentsIndustry Standard: Plastic casing (ISO 529 part 1)
Our Base: Aluminum casing (ISO 529 part 2) ▲▲
Our Advanced: Reinforced aluminum with coating (ASTM B209) ▲▲▲		Enhanced durability and heat dissipation (reduces thermal stress)
Lightweight yet robust design		Higher cost than plastic alternatives
Connector CountMulti-system integrationIndustry Standard: 2 connectors (IEC 60601)
Our Base: 3 connectors (custom design) ▲▲▲
Our Advanced: 5 connectors (ISO 16890) ▲▲▲▲		Supports complex wiring and sensor compatibility
Reduces need for adapters		Requires specialized installation expertise
Environmental ResistanceHarsh outdoor conditionsIndustry Standard: IP54 (dust/water)
Our Base: IP65 (ISO 20653) ▲▲
Our Advanced: IP67 (MIL-STD-810) ▲▲▲		Withstands heavy dust, rain, and splashes (ideal for construction sites)
Longer operational lifespan		Bulky design may limit space-constrained installations
Warranty PeriodLong-term equipment useIndustry Standard: 1 year
Our Base: 6 months
Our Advanced: 12 months ▲▲		Cost-effective baseline coverage for Base models
Extended coverage for critical applications		Base warranty shorter than industry average
Customization FlexibilityMixed machinery fleetsIndustry Standard: Fixed configurations
Our Base: Modular design ▲▲▲
Our Advanced: Adapter compatibility ▲▲▲▲		Adaptable to Komatsu PC200/PC300/QSL9/QSC8.3/QSB6.7 engines
Reduces downtime		Requires technical expertise for setup
Temperature ToleranceExtreme climates (-40°C to 85°C)Industry Standard: -20°C to 70°C (ASTM D648)
Our Base: -30°C to 75°C ▲▲
Our Advanced: -40°C to 85°C ▲▲▲		Operates in Arctic or desert conditions (e.g., oil rigs, deserts)May require additional cooling/heating systems in extreme cases

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