8981805460 8982103620 ECU Computer Board For Isuzu 6HK1 Engine ECU Control Unit
High‑quality aftermarket engine control unit ECU with part numbers 8981805460 & 8982103620, specially designed for Isuzu 6HK1 diesel engine, widely used in Hitachi large excavators and heavy‑duty construction machinery.
Key Features
- Standard OEM part numbers 8981805460, 8982103620, direct match for Isuzu 6HK1 engine
- Industrial‑grade high‑precision chip, stable fuel injection control, speed regulation and real‑time monitoring
- Pre‑flashed original matching program, plug‑and‑play, no extra coding needed
- Sealed waterproof housing, anti‑vibration, dust‑proof and high‑temperature resistant for harsh working environments
- Exact pin‑to‑pin wiring and OEM mounting dimension, direct replacement without modification
- High‑quality anti‑aging electronic components, long service life for long‑time heavy‑load operation
- Supports fault diagnosis, power adjustment, fuel injection control and emission monitoring
- Wide compatibility with Hitachi large excavators equipped with 6HK1 engine
Product Information
| Item |
Specification |
| Part Numbers |
8981805460, 8982103620 |
| Product Name |
Engine ECU / Engine Control Unit / Computer Board |
| Compatible Engine |
Isuzu 6HK1 Diesel Engine |
| Material |
High‑grade Circuit Board, Industrial‑grade Chips, Sealed Waterproof Housing |
| Function |
Fuel Injection Control, Engine Speed Regulation, Fault Diagnosis, Working Parameter Monitoring |
| Application |
Hitachi Large Excavator, Heavy‑Duty Construction & Mining Machinery |
| Condition |
Brand New Aftermarket Replacement |
Related Products
| Category |
Replaceable Part Numbers / Compatible Models |
| General OEM Series |
8981805460, 8982103620, 8980894240, 8981224920 |
| Compatible Excavator Models |
Suitable for Hitachi ZAX330‑3, ZAX350‑3, ZAX360‑3, ZAX380‑3, ZAX450‑3 |
Fitment Application
- Suitable for Hitachi ZAX‑3 series large excavators powered by Isuzu 6HK1 engine, widely used in open‑pit mining, large‑scale earthmoving, quarrying and heavy‑duty engineering maintenance.





Q1: What are the main part numbers?
A1: Main part numbers are 8981805460 and 8982103620, interchangeable.
Q2: Which engine does it fit?
A2: Specially for Isuzu 6HK1 diesel engine.
Q3: Which excavator models are compatible?
A3: Hitachi ZAX330‑3, ZAX350‑3, ZAX360‑3, ZAX450‑3 large excavators.
Q4: Is it plug‑and‑play?
A4: Yes, pre‑programmed, direct installation without coding.
Q5: What is the main function?
A5: Control fuel injection, engine speed, monitor working status and read fault codes.