Allen-Bradley MPL-B430P-MJ74AA Low-Inertia Brushless AC Servo Motor
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666084105 | |||||||
| +8613666084105 | ||||||||
| 13666084105 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||

Allen-Bradley MPL-B430P-MJ74AA Low-Inertia Brushless AC Servo Motor
The Allen-Bradley MPL-B430P-MJ74AA is a low-inertia brushless AC servo motor in the MP-Series MPL family. Designed for demanding industrial motion-control applications, it combines a 115 mm frame with a 76.2 mm magnet stack and a maximum speed of 5,000 RPM.
This model features a multi-turn high-resolution absolute encoder, a keyed shaft extension, and an integrated 24 V DC holding brake. Its right-angle SpeedTEC DIN connector can be rotated 180 degrees, offering flexibility for cable routing and machine installation. The motor is suitable for compatible Kinetix servo systems and other supported motion-control configurations.
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Allen-Bradley |
| Model | MPL-B430P-MJ74AA |
| Product Type | Low-Inertia Brushless AC Servo Motor |
| Product Series | MP-Series MPL |
| Rated Voltage | 460 V AC |
| Voltage Class | 400 V AC |
| Frame Size | 115 mm (4.53 in.) |
| Magnet Stack Length | 76.2 mm (3.0 in.) |
| Maximum Speed | 5,000 RPM |
| Rated Operating Speed | 3,210 RPM |
| Feedback Type | Multi-turn high-resolution absolute encoder |
| Encoder Interface | Hiperface |
| Encoder Resolution | 1,024 Sin/Cos cycles per revolution |
| Continuous Stall Torque | 6.55 Nm |
| Peak Torque | 19.8 Nm |
| Continuous Rated Power | 2.2 kW |
| Rotor Inertia | 0.00042 kg·m² |
| Shaft Type | Keyed shaft extension |
| Holding Brake | Integrated 24 V DC brake |
| Connector | Right-angle SpeedTEC DIN connector, 180° rotatable |
| Mounting | IEC metric flange, Type FF free mounting holes |
| Shaft Seal | Not included |
| Standard Protection | IP50; IP66 configuration requires the appropriate optional shaft seal |
| Operating Temperature | 0 to 40 °C |
| Dimensions | Frame size 115 mm; magnet stack length 76.2 mm. Overall dimensions should be checked against the mechanical drawing |
| Weight | Approximately 6.35 kg (14 lb); confirm actual unit weight |
| Lifecycle Status | Active |
FAQ
Q1: What is the Allen-Bradley MPL-B430P-MJ74AA?
It is a low-inertia brushless AC servo motor designed for industrial automation systems that require precise positioning, controlled acceleration, and reliable speed regulation.
Q2: What is the maximum speed of this motor?
The maximum speed is 5,000 RPM. Its rated operating speed is approximately 3,210 RPM under the specified operating conditions.
Q3: What type of encoder does the MPL-B430P-MJ74AA use?
It uses a multi-turn high-resolution absolute encoder with Hiperface feedback, providing position information for accurate servo control.
Q4: Does this model include a holding brake?
Yes. It includes an integrated 24 V DC holding brake to help secure the motor shaft when the machine is stopped. The brake must be controlled according to the manufacturer’s instructions.
Q5: What are the shaft and mounting configurations?
The motor has a keyed shaft extension and an IEC metric mounting flange with Type FF free mounting holes. Confirm coupling and mounting dimensions before installation.
Q6: Which connector is used on this motor?
It uses a right-angle SpeedTEC DIN connector that can be rotated 180 degrees, allowing flexible cable positioning.
Q7: Which servo drives are compatible with this model?
Compatible drive families include Kinetix 5500, Kinetix 6000, Kinetix 6200, Kinetix 6500, Kinetix 300, and Kinetix 350, subject to the specific system configuration. Verify voltage, feedback, current, and cable requirements before commissioning.
Q8: Is the MPL-B430P-MJ74AA still an active product?
Yes. Rockwell Automation currently lists this model as active. Check product availability and lead time before placing an order.
Allen-Bradley MPL-B430P-MJ74AA Low-Inertia Brushless AC Servo Motor is in stock. Please contact us for a quick quote and competitive pricing.
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666084105 | |||||||
| +8613666084105 | ||||||||
| 13666084105 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Company Introduction
Xiamen Shengruite Trading Co., Ltd. is a company specializing in the supply of industrial PLC spare parts.
We provide high-quality PLC spare parts to customers in the global manufacturing, energy and power, chemical and other fields.
Since its establishment in 2011, after 13 years of rapid development, the cumulative global shipments have reached 223,650 pieces, with an annual output value of US$50 million.
Successfully served more than 500 customers in more than 100 countries and regions including Saudi Arabia, UAE, the United States, Europe, Africa, and Southeast Asia
Our Mission
Provide customers with the best quality PLC spare parts and the fastest delivery service to ensure that their industrial automation systems are always in the best operating condition.
We provide a 1-year warranty service, and we support returns and exchanges for any issues to ensure your rights and interests are fully protected.
We can provide detailed product images upon request, and our team can arrange warehouse photos for confirmation to ensure you have all the information you need before making a purchase.
Shipping times vary depending on your location. With the support of our 16 global warehouses, we strive to deliver orders as quickly as possible. Contact us to get an estimated delivery time for your specific location.
The minimum order quantity (MOQ) is typically one unit. However, for larger orders, please contact us for potential discounts and pricing details.
Yes, we offer competitive pricing for bulk purchases. Please reach out to our sales team with the specifics of your order to receive a custom quote.
We accept various payment methods for wholesale orders, including bank transfers (T/T), letters of credit, and other options upon agreement. For large transactions, please contact us directly for payment terms.
Yes, we offer flexible ordering options for both small and large quantities. Whether youre looking for a single unit or a large batch, we can accommodate your needs.
We occasionally offer promotional discounts for new wholesale customers. Contact us to learn more about any current offers available for first-time buyers.
If you are unsure of compatibility with your existing setup please provide your system details and our support team can verify compatibility prior to purchase.
Returns are accepted within 30 days if the product is unused, unopened, and in its original packaging. Please note that return shipping and associated costs are the buyer\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’s responsibility.
Yes, we offer technical support for the installation and integration of our products. Our team can assist with setup, configuration, and troubleshooting to ensure a smooth installation.








