225-4614 247-8978 Hydraulic Fan Motor for Caterpillar 365C 385C 390D 5090B Excavators

Maintain optimal engine temperatures in your heavy-duty fleet with our new Hydraulic Cooling Fan Motor. Specifically engineered for large-scale Caterpillar excavators and shovels, this motor (Part No. 225-4614 / 247-8978) provides the high-torque, variable-speed performance required to drive large cooling fans in the most demanding mining and earthmoving environments.

As a New Arrival, this motor incorporates upgraded internal components to resist hydraulic oil contamination and heat fatigue, ensuring your 390D or 385C stays cool even under 24/7 operation.

Technical Specifications & Cross-Reference
This high-efficiency hydraulic motor is a direct replacement for multiple CAT OEM and Reman part numbers:

OEM Part Numbers: 225-4614, 2254614, 247-8978, 2478978

Reman Cross-Reference: 10R-6269, 10R-6276

Other Reference: 432-8565 (Verify by serial number)

Compatible Machine Models
Excavators: 365C, 365C L, 385B, 385C, 385C L, 385C FS, 390D, 390D L

Front Shovels: 5090B

Mobile Hyd Units: 385C

Key Features
High Volumetric Efficiency: Advanced axial piston design ensures maximum power transfer to the fan blades with minimal energy loss.

Heavy-Duty Construction: Built with premium-grade cast iron housing and hardened internal rotary groups to handle the intense pulsing of large hydraulic systems.

Precision Speed Control: Designed to respond instantly to the machine's electronic control module (ECM) signals, optimizing fan speed based on real-time engine and hydraulic oil temperatures.

Leak-Proof Performance: Features high-pressure shaft seals specifically designed for the high-case pressures often found in CAT cooling circuits.

Why Trust Our Cooling Solutions?
Mining-Ready Reliability: We know that for machines like the 390D, downtime is not an option. Our motors are built to withstand the dust, vibration, and heat of active mine sites.

Direct "Drop-in" Fit: No modifications required. The mounting flanges and port threads are 100% matched to your original Caterpillar cooling system.

Quality Certified: Every unit is bench-tested to verify flow, pressure, and RPM specifications before it leaves our warehouse.

• High-Precision Servo Control - Supports precise position, speed, and torque control for CNC, robotics, and industrial automation
• High Efficiency and Response - Optimized motor design ensures rapid response, fast start/brake speed, and smooth operation while reducing energy consumption
• High Torque Output - Compact design with high output torque capable of driving high-inertia loads and achieving stable operation
• Reliable and Durable - High-quality materials resistant to high temperatures and vibration, with internal protection design for extended service life
• Easy Integration - Standard flange sizes and interfaces allow for quick connection to servo drives and automation systems