PC300-8 PC350-8 PC400-8 PC450-8 Excavator Hydraulic Pump Controller ECU 7835-46-3000 7835-46-3003 7835-46-3005 7835-46-3006

The Hydraulic Pump Controller ECU is an essential electronic control module designed for Komatsu PC300-8, PC350-8, PC400-8, and PC450-8 excavators. It controls hydraulic pump operation by processing machine signals and regulating hydraulic system performance, ensuring smooth operation, accurate response, and improved working efficiency.

This replacement controller is manufactured according to original equipment specifications, providing reliable compatibility and stable performance for excavator repair, maintenance, and restoration.

Advanced electronic control technology helps manage hydraulic pump signals accurately, improving machine response and operational stability.

Designed as a direct replacement for faulty or damaged hydraulic pump controller units, helping restore excavator hydraulic functions.

Built with high-quality electronic components and a robust aluminum housing to resist vibration, heat, and harsh working conditions.

Original-style connectors and mounting design allow easier installation and replacement.

Each ECU controller is tested before shipment to ensure stable communication and dependable performance.

Compatible with:

• Komatsu PC300-8 Excavator
• Komatsu PC350-8 Excavator
• Komatsu PC400-8 Excavator
• Komatsu PC450-8 Excavator

This hydraulic pump controller ECU can help solve problems such as:

• Hydraulic system response delay
• Abnormal pump control
• Excavator power reduction
• Machine communication failure
• Hydraulic operation instability
• Controller alarm or fault codes

• Professional excavator electronic control parts supplier
• High-quality ECU / ECM / controller replacement solutions
• Strict inspection before shipment
• Stable performance in heavy construction environments
• Support wholesale orders and worldwide shipping

1 * Hydraulic Pump Controller ECU

Part Numbers:

• 7835-46-3000
• 7835-46-3003
• 7835-46-3005
• 7835-46-3006

PC300-8 ECU Controller, PC350-8 Hydraulic Controller, PC400-8 Pump Controller, PC450-8 Excavator ECU, Komatsu Excavator Control Unit, Hydraulic Pump Computer Board, Excavator Controller Replacement, 7835-46-3000, 7835-46-3003, 7835-46-3005, 7835-46-3006.