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Allen Bradley 1326 Motors 1326AB-B420H-21-K4

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

1326AB-B420H-21-K4

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The Allen-Bradley 1326AB-B420H-21-K4 motor is a Bulletin 1326 series servo motor. It supports a rated motor speed of 6000 RPM. The 1326AB-B420H-21-K4 servo motor has a rated continuous system torque of 5.1 N-m and a peak torque rating of 14 N-m. This servo motor is designed to operate with drives from the Allen-Bradley Ultra, Kinetix 6000, and 1394 drive series. The 1326AB-B420H-21-K4 servo motor has an output power rating of 2.2 kilowatts.

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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 1326AB-B420H-21-K4

ManufacturerAllen Bradley
Product TypeServo Motor
Product Line1326 Motors
Part Number1326AB-B420H-21-K4
UPC662453177519
Weight28.00 lbs (12.70 kg)
Voltage460/380V AC
Frame Diameter108 mm
Rated Motor Speed6000 rpm
Flange and Shaft SeriesIEC Metric Flange with Keyway
Motor Rated Torque5.1 Nm
Motor Rated Output2.2 kW
System Continuous Torque5.1 Nm
System Peak Stall Torque14.0 Nm
Standard Option8.1 Nm Holding Brake w/ 24V DC Coil
Product Lifecycle Status*Discontinued/Obsolete

* The Allen Bradley 1326AB-B420H-21-K4 has been discontinued by the manufacturer, however we specialize in obsolete parts and can likely still supply surplus and/or refurbished replacement 1326AB-B420H-21-K4 units instead of migration.

The 1326AB-B420H-21-K4 is one of the top performance servo motors manufactured by Allen Bradley, who is a leading brand in the industrial market that manufactures a wide range of different devices that range from motor controllers to terminals and display units. The Allen Bradley 3-Phase AC Servo Motor 1326AB-B420H-21-K4 is the perfect option for a number of different operational requirements, due to the high-performance and powerful output features offered by this servo motor. The Allen Bradley 1326AB-B420H-21-K4 Servo Motor features a 3-Phase Sinusoidal Wound Stator Field for optimal performance, as well as additional features that ensure a fast, stable, and trustworthy operation by the servo motor. Facilities in need of a servo motor that can provide efficient performance over extended periods of time without operational failures or hazards will find that the 1326AB-B420H-21-K4 is a sturdy option for such requirements. This module’s servo response is significantly improved over competing devices, due to the addition of a permanent magnet rotor in the device. An uninterrupted performance is also provided to the facility, which can be attributed to this module’s continuous rated output torque. The Allen Bradley 1326AB-B420H-21-K4 features a rated speed of 6000 RPM at a 460 Voltage input, and a 5000 RPM performance at the 380 Voltage input. This device features a rated power setting of 1.74 kW, a rated torque setting of 5.1 N-m, and a peak torque of 14 N-m.

It should be noted that the 3-Phase AC Servo Motor 1326AB-B420H-21-K4 has been designed to provide a seamless integration with specific product lines that are also manufactured by the Allen Bradley brand. This servo motor can be utilized with any product in the Ultra family 460 Volt series, the 134 Motion Control System, and the Bradley Kinetix 6000 product series from Allen Bradley. The cost of this module is somewhat more than certain competing servo motors that are currently available on the market, but the continuous output performance offered by the servo motor is considered unmatched by most competing brands. This makes the product a valuable investment for any particular facility that requires the operational power of a high-performance industrial servo motor.

Revision Part #Also known as
1326AB-B420H-21-K4 Ser A1326AB-B420H-21-K4/A, Series A, Rev A
1326AB-B420H-21-K4 Ser B1326AB-B420H-21-K4/B, Series B, Rev B
1326AB-B420H-21-K4 Ser C1326AB-B420H-21-K4/C, Series C, Rev C
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