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Remanufactured 478-7926 ECU ECM for Caterpillar D10T and D11T Mining Dozers.
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478-7926 4787926 ECM ECU Engine Controller for Caterpillar CAT D11T 777F C32 C18

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$1,999.00
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SKU: LCP-478-7926
BrandLIUCHUANG
Compatible Model Brand
ConditionRefurbished
MPN478-7926
Remanufactured 478-7931 20R-8180 ECU ECM for Caterpillar C15 Heavy-Duty Truck Engines.
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478-7931 20R-8180 ECM ECU Engine Controller for Caterpillar CAT C15 C18

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$999.00
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SKU: LCP-478-7931
BrandLIUCHUANG
ConditionRefurbished
MPN478-7931
Remanufactured 478-7932 ECU ECM for Caterpillar 336D2 Excavators, D6T Dozers, and 140M Motor Graders.
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478-7932 20R-8181 ECM ECU Controller for Caterpillar CAT 336D2 140K D6T 966H

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$1,499.00
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SKU: LCP-478-7932
BrandLIUCHUANG
Compatible Model Brand
ConditionRefurbished
MPN478-7932
Remanufactured 488-4843 ECU ECM for Caterpillar G3606 and G3612 Gas Engines.
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488-4843 4884843 ECM ECU Engine Controller for Caterpillar CAT G3516 G3606 G3612 SR4B

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$2,999.00
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SKU: LCP-488-4843
BrandLIUCHUANG
Compatible Model Brand
ConditionRefurbished
MPN488-4843
Remanufactured 488-4875 ECU ECM Controller for Caterpillar 794 AC Trucks and C280-16 Generator Sets.
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488-4875 4884875 ECM ECU Engine Controller for Caterpillar CAT 794 AC C280-16 C175-16

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$2,699.00
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SKU: LCP-488-4875
BrandLIUCHUANG
Compatible Model Brand
ConditionRefurbished
MPN488-4875
Remanufactured 489-7907 ECU ECM for Caterpillar 320GC and 336GC Next Gen Excavators.
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489-7907 11R-1762 ECM ECU Controller for Caterpillar CAT 320GC 336GC M314 MH3040

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$1,899.00
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SKU: LCP-489-7907
BrandLIUCHUANG
Compatible Model Brand
ConditionRefurbished
MPN489-7907
Remanufactured 489-9456 ECU ECM for Caterpillar 320 and 323 Next Gen Excavators.
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489-9456 4899456 ECM ECU Engine Controller for Caterpillar CAT 320 320D 320GC 336 395

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$2,199.00
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SKU: LCP-489-9456
BrandLIUCHUANG
Compatible Model Brand
ConditionRefurbished
MPN489-9456
New 4921776 Cummins ECM Engine Control Module for ISB ISL ISX CM850
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4921776 ECM ECU Engine Control Unit for Cummins ISB ISL ISX CM850 Peterbilt 386 387

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$950.00
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SKU: LCP-4921776
BrandLIUCHUANG
Compatible Model Brand
ConditionRefurbished
MPN4921776
Heavy-Duty 4954430 ECM ECU Engine Control Module for Cummins QSK78 & QST30 Power your most critical industrial assets with the 4954430 ECM ECU Engine Control Unit. As the high-performance electronic "brain" for the Cummins CM500 and CM552 control systems, this module is specifically engineered to manage the extreme operational demands of the QSK78 and QST30 engine families. These massive engines are the backbone of global mining and large-scale power generation, where reliability is non-negotiable. I. Engineered for High-Horsepower Reliability The 4954430 (also referenced as P4954430) is a robust controller built to manage the complex fueling and timing requirements of massive-displacement engines: Cummins QSK78 (CM500): Manages the 18-cylinder, 3500+ horsepower requirements found in ultra-class mining trucks and locomotives. Cummins QST30 (CM552): Delivers precision control for 12-cylinder engines used in construction, rail, and stationary power applications. Advanced Platform Logic: Provides high-speed data processing for real-time engine protection, diagnostics, and performance optimization in harsh field conditions. II. Why Invest in a NEW 4954430 Controller? For high-value equipment like the QSK78, choosing a NEW engine computer board over used alternatives is a strategic decision for fleet longevity: Zero-Hour Life No internal wear or thermal fatigue on microprocessors, ensuring a longer service life than remanufactured units. OEM Specifications Manufactured and tested to original equipment standards for maximum signal accuracy and logic integrity. Extreme Durability Maximum resistance to the intense vibration, heat, and electrical noise inherent in high-output engine rooms. III. Critical Installation & Calibration Guidelines IMPORTANT TECHNICAL NOTICE: Mandatory Programming: This ECM must be programmed with the specific "Flash File" matching your engine's CPL and application type (e.g., Mining vs. Power Gen). Data Verification Required: After purchase, please provide a clear photo of your Original ECM Part Number and Engine Nameplate for compatibility confirmation. Specialist Handling: Due to the complexity of QSK78/QST30 wiring, installation by a certified industrial diesel technician is highly recommended. IV. Your Partner in Industrial Power: liuchuangparts.com 12-Month Warranty Full one-year coverage on the 4954430 ECM, ensuring rapid repair or replacement for manufacturing defects. Customer First We prioritize the pinnacle of reliability to keep your mining trucks, generators, and locomotives running at peak efficiency.
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4954430 ECM ECU Engine Control Unit for Cummins QSK78 CM500 QST30 CM552

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$1,899.00
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SKU: LCP-4954430
BrandLIUCHUANG
Compatible Model Brand
ConditionRefurbished
MPN4954430
OEM Brand New 4963807 Cummins ISM QSM CM876 Engine Control Unit ECM
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4963807 ECM ECU Engine Control Unit for Cummins ISM QSM CM876 Controller

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$999.90
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SKU: LCP-4963807
BrandLIUCHUANG
Compatible Model Brand
ConditionRefurbished
MPN4963807
Remanufactured 4988820 Cummins ISB 6.7L ECM for Komatsu PC200-8 PC78US-8 Excavator
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4988820 ECM ECU Engine Control Module for Cummins ISB 6.7L QSB3.3 CM2150 Komatsu PC200-8

In stock

$550.00
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SKU: LCP-4988820
BrandLIUCHUANG
Compatible Model Brand
ConditionRefurbished
MPN4988820
Brand New 4993120 Cummins ECM Engine Control Unit for ISX15 ISB6.7 CM2250
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4993120 ECM ECU Engine Control Module for Cummins ISB ISL ISX CM2250 PACCAR PX6 PX8

In stock

$1,999.00
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SKU: LCP-4993120
BrandLIUCHUANG
Compatible Model Brand
ConditionRefurbished
MPN4993120