4993121 4982753 4993120 Excavator ECU Engine Control Unit Controller for PC200-10 PC200-10MO PC350-10 Hydraulic Excavator Spare Parts

The 4993121 4982753 4993120 Engine Control Unit (ECU/ECM Controller) is a high-quality electronic control module designed for Komatsu PC200-10, PC200-10MO, and PC350-10 excavators.

This ECU controller is responsible for managing engine-related electronic signals, optimizing communication between the engine system and machine control system, and ensuring stable operation under heavy-duty working conditions.

Designed for construction machinery maintenance and replacement applications, this controller provides reliable performance, accurate data processing, and excellent durability for demanding excavation environments.

High-precision ECU technology ensures fast signal processing and stable communication between engine and machine systems.

The strong metal housing provides excellent protection against vibration, heat, dust, and harsh construction environments.

Designed as a direct replacement for damaged or malfunctioning engine controller modules, helping restore normal machine operation.

Supports accurate engine management and improves overall equipment working efficiency.

Suitable for excavators operating in construction, mining, earthmoving, and industrial applications.

Komatsu Excavator Models:

• PC200-10
• PC200-10MO
• PC350-10

Suitable for Komatsu hydraulic excavator engine control system applications.

• Excavator ECU Replacement
• Engine Control System Repair
• Construction Equipment Maintenance
• Heavy Machinery Electronic Repair
• Mining & Earthmoving Equipment Service

✔ High-quality electronic components
✔ Strict quality inspection before shipment
✔ Stable performance in harsh environments
✔ Professional aftermarket replacement solution
✔ Suitable for global excavator repair markets

1 * 4993121 / 4982753 / 4993120 Excavator Engine Control Unit ECU Controller

4993121 ECU Controller,
4982753 Engine Control Module,
4993120 ECM Computer Board,
PC200-10 ECU,
PC350-10 Excavator Controller,
Komatsu Excavator ECU,
Hydraulic Excavator Engine Control Unit,
Construction Machinery Computer Module,
Excavator Spare Parts ECU ECM.