728/80099 JS200 Excavator 4HK1 Engine Controller ECU Electronic Control Unit Computer Board

The 728/80099 JS200 Excavator Engine Controller ECU is a high-quality electronic control unit designed for JS200 excavators equipped with 4HK1 engines. This ECU module manages engine electronic control functions, ensuring accurate communication between the engine system and excavator controller network for stable machine operation.

Designed as a reliable replacement solution, this 4HK1 Engine Controller ECU helps restore excavator performance, improve operating stability, and reduce machine downtime.

• Replacement Part Number: 728/80099
• Application: JS200 Excavator
• Engine Type: 4HK1
• Product Type: Engine Controller / ECU / Electronic Control Unit

• Controls engine electronic systems accurately
• Ensures stable data communication
• Supports smooth engine operation
• Helps improve fuel efficiency and working performance

• Heavy-duty aluminum housing
• Excellent heat dissipation performance
• Resistant to vibration and harsh working environments
• Suitable for construction machinery applications

• Designed for easy replacement
• No modification required
• Helps reduce repair time and maintenance costs

Suitable for:

Excavator Models

• JS200 Excavator

Engine

• Isuzu 4HK1 Engine

Used as:

• Engine Control Unit (ECU)
• Engine Computer Module
• Electronic Controller
• Excavator Control Board

✔ High-quality replacement controller
✔ Stable electronic performance
✔ Accurate engine control communication
✔ Long service life
✔ Tested before shipment
✔ Professional technical support

JISION provides professional excavator electronic parts solutions worldwide.

• Strict quality inspection before delivery
• Reliable aftermarket controller products
• Support for excavator ECU, ECM, CPU controller and computer boards
• Fast global shipping service
• Professional after-sales support

A: This ECU is designed for JS200 excavators equipped with 4HK1 engines.

A: Yes. The unit is supplied as a replacement ECU and can be installed after compatibility confirmation.

A: Please provide your excavator model, engine model, and ECU label photo. Our team will help verify the correct part.

A: The ECU controls engine electronic management functions and communicates with the excavator control system.