CR-04-4P4-30-JA-J Compact Low Speed High Torque Hydraulic Motor

The CR-04-4P4-30-JA-J is a compact low speed high torque hydraulic motor designed for applications requiring smooth rotary movement, reliable starting torque and efficient hydraulic power transmission.

With the CR-04 compact frame design and 4P4 displacement configuration, this motor provides a balanced solution between torque output and installation size.

Compared with larger CR series motors, the CR-04-4P4-30-JA-J is optimized for compact machinery and rotary mechanisms where space efficiency and stable hydraulic performance are important.

Key Features

• Compact CR-04 hydraulic motor design
• 4P4 displacement configuration
• High starting torque capability
• Internal gear motor structure
• JA keyed shaft connection
• Smooth low-speed operation
• Suitable for continuous hydraulic drive

Typical Applications

• Compact construction equipment
• Agricultural machinery
• Rotary actuators
• Industrial machinery
• Material handling equipment

Compact Hydraulic Drive Performance

The CR-04 series provides:

• Small installation footprint
• Stable torque output
• Reliable start-stop operation
• Smooth rotary motion

Internal Gear Motor Advantage

The internal gear structure helps achieve:

• High torque density
• Reduced vibration
• Smooth rotation
• Efficient hydraulic energy conversion

CR-04-4P4 vs CR-04-5P4

CR-04-4P4-30-JA-J

Smaller displacement configuration

Balanced torque and speed performance

Suitable for compact rotary applications

CR-04-5P4-30-JA-J

Larger displacement

Higher torque output

Suitable for higher load requirements

Mechanical Configuration

The JA shaft configuration provides:

• Reliable torque transmission
• Easy mechanical coupling
• Industrial replacement compatibility

Installation Notes

• Confirm displacement before replacement
• Check hydraulic pressure and flow
• Verify shaft dimensions
• Confirm mounting configuration
• Use clean hydraulic fluid
• Check rotation direction

FAQ

Q1: What type of hydraulic motor is CR-04-4P4-30-JA-J?

A1: It is a low speed high torque internal gear hydraulic motor.

Q2: What is the difference between 4P4 and 5P4 versions?

A2: The 4P4 version has a smaller displacement configuration, while 5P4 provides higher torque output.

Q3: What applications are suitable?

A3: It is suitable for compact hydraulic drive systems, rotary actuators and industrial equipment.

Q4: What shaft configuration does it use?

A4: It uses JA keyed shaft configuration.

Q5: Can it replace other CR series motors?

A5: Replacement requires checking displacement, shaft type, mounting and hydraulic specifications.