Overview
The Allen Bradley MPL-B420P-SK72AA is a low-inertia brushless servo motor from the MP-Series MPL family. It is designed for high-speed motion applications requiring precise positioning, fast response, and reliable continuous operation. Its 115 mm frame provides a compact solution for demanding industrial automation systems.
General Information
Part Number: MPL-B420P-SK72AA
Manufacturer: Rockwell Automation
Brand: Allen-Bradley
Series: MP-Series MPL
Product Type: Low-Inertia Brushless Servo Motor
Feedback: High-resolution absolute encoder
Frame Size: 115 mm
Shaft: Keyless shaft extension
Brake: No brake
Mounting: IEC metric, free mounting holes, Type FF
Country of Origin: Multiple, depending on product configuration and production location.
Power Specifications
Armature Voltage: 460 V AC
Voltage Class: 400 V
Rated Speed: 5000 RPM
Rated Output Power: Approximately 1.9 kW
Rated Torque: Approximately 4.74 Nm
Peak Torque: Application-dependent
Motor Type: Three-phase brushless AC servo motor
The motor is designed for use with compatible Allen-Bradley motion control systems and servo drives. Its low-inertia construction supports rapid acceleration and deceleration in demanding motion applications.
Communication & Interface
Feedback Interface: High-resolution absolute encoder
Encoder Type: Absolute feedback
Motor Connector: SpeedTEC DIN connector
Connector Position: Right-angle configuration
Connector Rotation: 180° rotatable
Feedback Function: Provides accurate motor position information for closed-loop motion control
Drive Compatibility: Designed for integration with compatible MP-Series and Kinetix servo systems
Environmental
Enclosure: Keyless shaft extension design with IP50 protection; higher protection can be achieved with an optional shaft seal configuration.
Operating Temperature: Typically 0 to +40 °C for the listed configuration
Installation Environment: Suitable for industrial automation and machine control applications
Cooling: Natural cooling through the motor housing
Standards: CE, UL, cUL, and KC certifications are listed for the product family/configuration.
Dimensions & Weight
Frame Size: 115 mm
Weight: 4.3 kg
New In Stock — Engineered for smooth, responsive, and dependable motion control.