Home / News / A-B MPL-B540K-SJ24AA Detailed Introduction

A-B MPL-B540K-SJ24AA Detailed Introduction

Oct 07, 2025 Allen‑Bradley

A-B MPL-B540K-SJ24AA is an AC synchronous servo motor with a frame length of 165 mm,belonging to the MPL series of low inertia motors.It has excellent control performance,dynamic performance and high efficiency and energy saving,and is widely used in automation equipment,production lines,robotic arms and other occasions that require highly precise motion control.

A-B MPL-B540K-SJ24AA

Main Features

High-precision control

Equipped with a high-resolution encoder,it can achieve precise position and speed control.

Applicable to occasions requiring high-precision motion control.

Excellent dynamic performance

Designed to maintain stable performance at high speeds.

Provides high torque output to meet the needs of complex and harsh working environments.

High efficiency and energy saving

Adopts advanced control algorithms and efficient motor design.

Reduce energy consumption while ensuring performance,and achieve energy conservation and emission reduction.

Modular design

Easy to maintain and replace parts.

Provides a variety of interfaces and communication protocols to facilitate integration and communication with other devices.

Reliability and durability

Adopt high-quality materials and manufacturing processes.

Equipped with a variety of protection measures,such as overload protection,overheating protection,etc.,to ensure the stable operation of the motor.

A-B MPL-B540K-SJ24AA

Technical Specifications

Frame size:165 mm

Rated speed:4000 revolutions per minute(RPM)

Input rating:400 volts AC(VAC)

Output power rating:5.4 kilowatts(kW)

Rotor inertia:0.014 lb-in-s²

Magnet stack length:101.6 mm

Encoder:1024sin/cos absolute single-turn encoder,supports Hiperface protocol

Brake:24 volt DC(VDC)brake

Connector:Circular bayonet cable connector

Weight:Approximately 33 pounds(approximately 14.97 kg)

A-B MPL-B540K-SJ24AA

Other features

Shaft seal option

Optional seal kits can be ordered from Allen-Bradley.

Installing a shaft seal prevents the ingress of particles and moisture and reduces wear on the motor bearings.

Feedback control

Servo mechanisms rely on feedback control and require a position or speed detection mechanism.

The motor drive amplifier determines the drive voltage polarity and drive time of the DC motor based on the position offset pulse width.

Application Scenarios

A-B MPL-B540K-SJ24AA AC servo motors are widely used in industrial automation,such as automation equipment,production lines,robotic arms,and other occasions that require high-precision motion control.Its excellent control performance,dynamic performance,and high efficiency and energy saving make it an ideal choice for these occasions.

John Smith

BG Automation

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