7834-21-6002 Excavator Computer Box Control Unit for Komatsu PC100-6 PC120-6 PC200-6 PC220-6 Spare Parts

The 7834-21-6002 Excavator Computer Box Control Unit is a high-quality electronic controller designed for Komatsu excavators. It functions as the main control module responsible for processing machine signals, managing electronic systems, and ensuring smooth communication between excavator components.

This controller is compatible with Komatsu PC100-6, PC120-6, PC200-6, and PC220-6 excavator models. It is an ideal replacement solution for damaged, faulty, or aging computer control units.

With reliable electronic performance and durable construction, this excavator controller helps restore machine operation and reduce downtime.

Advanced circuit design provides accurate signal processing and reliable communication with excavator systems.

Designed to match original controller specifications for easy installation and replacement.

Strong metal casing protects internal electronic components from vibration, dust, and harsh working environments.

Professionally tested to ensure stable operation and long service life.

A dependable aftermarket replacement choice for excavator maintenance and restoration.

Suitable for:

• Komatsu PC100-6 Excavator
• Komatsu PC120-6 Excavator
• Komatsu PC200-6 Excavator
• Komatsu PC220-6 Excavator

The excavator computer box controller manages important machine functions through electronic signal processing and system communication.

Common replacement situations:

• ✔ Excavator controller failure
• ✔ Machine cannot communicate normally
• ✔ Electrical system malfunction
• ✔ Control signal errors
• ✔ Computer box aging or damage

• ✔ Professional excavator electronic parts supplier
• ✔ High-quality aftermarket controller solutions
• ✔ Strict inspection before shipment
• ✔ Stable performance for heavy equipment applications
• ✔ Support wholesale orders and global customers

1 * 7834-21-6002 Excavator Computer Box Control Unit

• 7834-21-6002 Controller
• 7834-21-4002 Computer Box
• Komatsu PC200-6 Controller
• PC220-6 Control Unit
• PC120-6 Excavator Computer
• Komatsu Excavator ECU
• Excavator Main Controller
• Construction Machinery Spare Parts
• Komatsu Electrical Parts