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Marathon Motors - Close-Coupled Pump AC Motor (52NU21)

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This close-coupled pump AC motor is engineered for efficient operation in pump systems, providing 7-1/2 HP output with a totally enclosed fan-cooled (TEFC) enclosure. It features face/base mounting for flexible installation and is designed for horizontal orientation. The motor operates on three-phase power, is inverter rated for variable speed use, and includes a steel frame for enhanced durability. Its JM threaded shaft is optimized for direct pump coupling, making it suitable for a range of industrial and commercial pumping applications.

This close-coupled pump AC motor is engineered for efficient operation in pump systems, providing 7-1/2 HP output with a totally enclosed fan-cooled (TEFC) enclosure. It features face/base mounting for flexible installation and is designed for horizontal orientation. The motor operates on three-phase power, is inverter rated for variable speed use, and includes a steel frame for enhanced durability. Its JM threaded shaft is optimized for direct pump coupling, making it suitable for a range of industrial and commercial pumping applications.

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