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Allen Bradley RDB Direct Drive Motors RDB-B21519-7B72AA

Product image is representative; revision or series may vary. Contact us to request a specific version.

RDB-B21519-7B72AA

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The RDB-B21519-7B72AA is a direct-drive servo motor designed by Allen-Bradley. This model operates at 400 volts and features a 215 mm frame size, delivering a base speed of 750 rpm with precise feedback capabilities.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for RDB-B21519-7B72AA

ManufacturerAllen Bradley
Product TypeDirect-Drive Servo Motor
Product LineRDB Direct Drive Motors
Part NumberRDB-B21519-7B72AA
Weight20.00 lbs (9.07 kg)
Housing TypeBearingless Housing
Voltage400V
Frame Size215 mm
Magnet Stacks1
Base Speed750 rpm
FeedbackMulti-turn, 2048 sin/cos, absolute encoder (EnDat protocol)
EnclosureIP65
ConnectorsCircular (SpeedTec) DIN

The Allen-Bradley RDB-B21519-7B72AA serves as an efficient direct-drive servo motor suitable for various applications. Operating with a voltage of 400V, it provides reliable performance in industrial settings. The motor's frame measures 215 mm, making it compact yet powerful. It is built with a bearingless housing designed to minimize wear and enhance longevity.

The base speed of this motor reaches 750 rpm, allowing for effective motion control in dynamic systems. Feedback is supplied through a multi-turn absolute encoder with 2048 sin/cos resolution utilizing the EnDat protocol, facilitating accurate position tracking.

With a robust IP65 enclosure rating, the motor safeguards against dust and water ingress, ensuring reliable operation in challenging environments. Connections are established using circular (SpeedTec) DIN connectors, promoting ease of integration into existing systems. The RDB-B21519-7B72AA is an optimal choice for applications requiring high precision and durability.

Revision Part #Also known as
RDB-B21519-7B72AA Ser ARDB-B21519-7B72AA/A, Series A, Rev A
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