Allen-Bradley MPL-B4530F-SJ72AA MP-Series Low-Inertia Servo Motor
An active low-inertia servo motor with high-resolution single-turn feedback and SpeedTEC connectivity.
Product Profile
MPL-B4530F-SJ72AA is an Allen-Bradley MP-Series low-inertia brushless servo motor in the 460 V class. Its complete catalog number defines the frame, stack, speed, feedback, shaft, connector, brake and mounting choices.
The motor is an active Rockwell Automation product and is identified as an engineering replacement for a related H-feedback execution. Replacement still requires verification of drive compatibility, feedback support and mechanical fit.
Technical Data
| Manufacturer | Allen-Bradley / Rockwell Automation |
|---|---|
| Model | MPL-B4530F-SJ72AA |
| Product Family | MP-Series MPL low-inertia servo motors |
| Voltage Class | 460 V / 480 V AC family |
| Frame Size | 130 mm (5.12 in.) |
| Magnet Stack Length | 76.2 mm (3.0 in.) |
| Rated Speed | 3000 rpm |
| Feedback | Single-turn high-resolution encoder |
| Shaft | Keyed shaft extension |
| Connector | Right-angle SpeedTEC DIN, 180° rotatable |
| Brake | No brake |
| Mounting | IEC metric, free mounting holes (Type FF) |
| Lifecycle Status | Active |
System Role
- Provides low-inertia servo torque for high-performance Kinetix motion axes.
- Returns single-turn high-resolution position feedback to the compatible servo drive.
- Uses quick-connect SpeedTEC power and feedback connectivity.
- Supports metric machine mounting with a keyed load connection.
Compatibility
- Confirm the Kinetix drive supports the motor and feedback catalog code.
- Match shaft, flange, mounting pilot, connector orientation and cable family.
- Verify that the machine does not require a holding brake.
- Restore the exact motor catalog selection in the axis configuration.
Applications
- Packaging and converting motion axes.
- High-speed indexing and material handling.
- Machine-tool and assembly positioning axes.
FAQ
Can the discontinued H-feedback version be replaced by MPL-B4530F-SJ72AA?
Rockwell lists this model as the engineering replacement, but feedback support, drive firmware, cables, commissioning and machine validation still require review.
Does MPL-B4530F-SJ72AA include a holding brake?
No; confirm that the vertical or gravity-loaded axis has a separate safe holding strategy before ordering.
Which cables are needed for MPL-B4530F-SJ72AA?
Select compatible SpeedTEC power and feedback cables for the installed Kinetix drive, cable length and connector orientation.
What mechanical checks prevent a mismatch on MPL-B4530F-SJ72AA?
Verify pilot, bolt pattern, shaft diameter and key, stack length, coupling, load inertia and right-angle connector clearance.
What drive data should accompany a MPL-B4530F-SJ72AA enquiry?
Provide the Kinetix drive catalog number, firmware, axis configuration, existing motor label, cable numbers and brake requirement.
What commissioning tests follow installation of MPL-B4530F-SJ72AA?
Confirm motor identity, feedback polarity, commutation, travel direction, limits, tuning and controlled load operation.
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