7834-21-4002 Excavator Controller Control Unit Computer Board for Komatsu PC250-6 PC300-6 PC400-6 PC450-6
7834-21-4002 Excavator Controller Control Unit Computer Board for Komatsu PC250-6 PC300-6 PC400-6 PC450-6The 7834-21-4002 Excavator Controller Control Unit Computer Board is a high-quality replacement electronic controller designed for Komatsu PC250-6, PC300-6, PC400-6, and PC450-6 excavators.This ...
Excavator Controller for Komatsu PC250-6
,Komatsu PC300-6 control unit
,Excavator computer board with warranty
The 7834-21-4002 Excavator Controller Control Unit Computer Board is a high-quality replacement electronic controller designed for Komatsu PC250-6, PC300-6, PC400-6, and PC450-6 excavators.
This controller module works as the main electronic control unit of the excavator system, processing signals and managing communication between different machine systems. It helps maintain stable machine operation, accurate control response, and reliable performance in heavy-duty working environments.
Compatible with Komatsu excavator models:
- PC250-6
- PC300-6
- PC400-6
- PC450-6
Replacement Part Numbers:
- 7834-21-4002
- 7834214002
- Accurate electronic signal processing
- Stable communication between machine systems
- Helps restore normal excavator operation
- Improves working efficiency and machine reliability
- Strong metal housing design
- High-quality electronic components
- Excellent resistance to vibration and harsh environments
- Suitable for long-term construction machinery operation
| Item | Details |
|---|---|
| Product Name | Excavator Controller Control Unit Computer Board |
| Part Number | 7834-21-4002 |
| Alternative Number | 7834214002 |
| Type | Controller / ECU / Computer Board |
| Application | Excavator Electronic Parts |
| Compatible Brand | Komatsu |
| Condition | New Replacement |
| Installation | Direct Replacement |
This controller is suitable for:
Komatsu Excavators
- ✔ PC250-6
- ✔ PC300-6
- ✔ PC400-6
- ✔ PC450-6
The 7834-21-4002 controller is commonly used to replace original units affected by:
- Controller failure
- Electronic system malfunction
- Communication errors
- Machine operating problems
- Aging control modules
It provides a reliable solution for excavator repair and maintenance.
Designed according to the original controller specifications for convenient installation.
Provides accurate control signals and dependable machine communication.
Built for demanding construction environments including mining, earthmoving, and industrial applications.
- ✔ Professional excavator electronic parts supplier
- ✔ High-quality aftermarket ECU and controller solutions
- ✔ Strict product inspection before shipment
- ✔ Reliable performance for construction machinery
- ✔ Global shipping support
1 * 7834-21-4002 Excavator Controller Control Unit Computer Board
7834-21-4002
7834214002
Komatsu PC250-6 Controller
Komatsu PC300-6 ECU
PC400-6 Control Unit
PC450-6 Computer Board
Excavator Controller Module
Excavator Spare Parts
Komatsu Excavator Parts
Construction Machinery ECU
