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Baldor, Reliance Large AC motors have set the standard for tough, efficient electric motor technology.

Additional Info AERO
Supplying motors to industry for over 100 years, Reliance™ continues its world-class motor development with the AERO™ platform of Open motors. Available in O5808, O5810 and O5812, O6811 and O6813 frames, the AERO Series is designed to be readily configured to fulfill the needs of the modern market-flexibility of enclosure, competitive costs and deliveries, and industry leading performance characteristics. AERO electric motors can be configured to comply with NEMA, IEEE API Standard 541/547 and customer specifications.
Additional Info API 547
The Reliance API 547 motor is the first motor of any kind to receive the API Monogram. This commitment to delivering quality and value to our customers is one of the reasons that Reliance motors remain the preferred choice of users in the Petrochemical Industry.
Additional Info Variable Speed
Reliance Large AC motors for variable speed applications are custom engineered for optimized performance in demanding industrial environments. The near-zero downtime requirements of around-the-clock production demand predictable, dependable motor performance. And that's what we deliver. Experienced Reliance engineers work directly with OEMs and users in paper, metals, petrochemical, mining, automotive, utility, HVAC, and other industries to design motor solutions that meet or exceed all specified requirements. No large motor manufacturer in the world offers a wider selection of sizes, capacities and features to serve a more diverse range of industrial variable-speed applications.
Additional Info 9000 Series
The 9000 Series product line is highly engineered, thoroughly tested and field proven collection of designs based on a fabricated steel frame platform that include the 9500 frame and the 9600 frame. These machines use a high quality stator and rotor construction, with added features to provide extended life under difficult operating conditions, especially for critical service high speed 2 pole applications.
Additional Info E-Line Duty Master Large AC Motors
Reliance has been supplying Large Frame AC motors to industry for more than 50 years. For the last three decades, the E-Line has served as the platform for high reliability due to key construction features rarely found in such a wide variety of frame sizes, enclosures and voltages.
Additional Info Global Series Large AC Motors
Reliance world-class motor development continues with the platform of totally enclosed fan-cooled motors. The Global Series incorporates a cast iron frame and end shields to extend our well known Extra Tough (XT) TEFC offerings. Dimensionally compatible with NEMA and IEC standards, these motors are available to meet IP44, IP54, and IP55.
Additional Info Liberator Large AC Motor
The Reliance LIBERATOR® Large AC Standard Motor Product Line is available as pre-engineered model-numbers with the availability for select modifications through the Quick-Mod program. These models cover commonly requested ratings, and are easily selectable which makes it simple to choose the right motor. Select model numbers are normally stocked.

Additional Info XL630Motors
Only Reliance meets your needs for high-speed, high horsepower pump and compressor operation with a true rigid shaft motor design that eliminates speed limitations for seamless speed control. The XL630 line of motors brings these advantages to you along with a wide selection of application matched designs in ratings from 2,250 through 5,000 horsepower.