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487-1994 MOTOR GP-PISTON | REPLACEMENT FOR CATERPILLAR

487-1994 4871994

  • Application: C13 MARINE MG630
  • Customization: labels and logo
  • Delivery: 7-15 working days
  • Certifications: ISO 9001/CE
Enquiry

Displacement：

Maximum displacement  45CC

Minimum displacement  22.5CC

 

The Suction Fan Slipper Piston Motor is used to power suction fans that regulate airflow and cooling within equipment. This motor operates using a series of slipper pistons arranged within a rotating group that pressurizes hydraulic fluid to generate rotary motion. The slipper design allows for a more even distribution of pressure and smooth motion, resulting in efficient and consistent fan operation. By converting hydraulic energy into mechanical force, the motor drives the suction fan to pull air through cooling components such as radiators and oil coolers. This airflow helps dissipate heat generated during operation, ensuring the equipment remains within optimal temperature ranges.

Attributes:
• Slipper piston design for balanced load distribution.
• Converts hydraulic energy into mechanical rotation.
• Ensures efficient and continuous suction fan drive.
• Maintains stable airflow across cooling units.

Applications:
The Suction Fan Slipper Piston Motor is installed in the hydraulic cooling system to power suction fans. It ensures steady airflow through heat exchangers for effective cooling.

Paving Compactor

C13 MARINE MG630

Single-Drum Vibratory Roller

CP13, CS10 GC, CS10, CS11, CS12, CP12 GC, CP13 GC, CS13, CS13 GC, CS11 GC, CS12 GC

Vibratory Compactor

CS11 GC, CS10 GC, CP12 GC, CP11 GC

Product Introduction

Exceptional Durability

Precision-engineered HYDSTAR® hydraulic piston motors built for demanding applications. Manufactured from high-strength materials and treated with advanced surface technologies, HYDSTAR® motors deliver excellent wear resistance, dimensional stability, and long-term reliability.

Every critical component is manufactured and tested to maintain consistent performance under high-pressure, high-load operating conditions—helping reduce downtime, maintenance requirements, and total operating costs.

PISTON MOTOR

Wide Equipment Compatibilit

HYDSTAR® hydraulic piston motors are engineered as reliable replacement solutions for a wide range of Caterpillar equipment, including excavators, backhoe loaders, skid steer loaders, dozers, and track loaders.

Designed for demanding operating conditions, our pumps deliver stable hydraulic performance, precise fitment, and long service life—providing a dependable alternative for equipment repair and maintenance.

 

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