PrecisionFlow
High-Efficiency EC Motor Solutions for Air & Water Applications
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Introducing PrecisionFlow—a high-performance EC motor solution engineered for both pumping and ventilation applications in industrial and commercial settings. Designed with versatility in mind, PrecisionFlow delivers superior energy efficiency—achieving up to 85% efficiency and reducing energy use by up to 30% compared to traditional PSC motors.

Its advanced control features, including 0–10V input, RS-485 communication, and an onboard potentiometer, offer precise speed and torque adjustments for optimized system flow. With built-in thermal and overload protection, PrecisionFlow ensures long-lasting, reliable operation even in demanding environments. Easy-to-use DIP switches and straightforward connectivity make integration quick and hassle-free—no specialized tools required.

Read more on the applications for this motor below.

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  • PrecisionFlow Pumping

    The PrecisionFlow™ EC motor is engineered for high-efficiency pumping performance across a broad range of applications. Designed for flexibility and reliability, it supports both constant torque and constant speed operation with dual voltage capability. A modular connector simplifies installation with integrated 0–10V input, 10V output, and on-board potentiometer control—no special tools required. Field-adjustable DIP switches and RS-485 compatibility allow for custom configurations to meet specific OEM needs. With advanced thermal protection, robust electronics, and U.S. MOTORS' trusted EC motor expertise, PrecisionFlow is the smart choice for modern pumping systems.

    Technical Specifications:

    • Horsepower: 1/3, 1/2, 3/4, 1 HP
    • Voltage: 1Ø, 115/208–230V
    • Speed Range: 300–1800 RPM
    • Inputs: 0–10V, 10–0V, RS-485, on-board or remote potentiometer
    • Operation Modes: Constant Torque, Constant Speed
    • Efficiency: Up to 85% (up to 30% better than PSC motors)
    • Frame Size: NEMA 48
    • Enclosure: Open Drip Proof (ODP)
    • Mounting Options: Stud, Rigid Base, C-Face, Belly-Band
    • Controls: 3 DIP switches (CW/CCW, Speed/Torque Mode, Potentiometer Source)
    • Modular Connector: Integrated control inputs and power output
    • Customizable Inputs for OEM-specific requirements
    • Advanced Software for simplified programming and faster setup
  • PrecisionFlow Ventilation

    The PrecisionFlow EC motor is a high-efficiency solution designed for a wide range of air-moving applications in modern HVAC and ventilation systems. Backed by U.S. MOTORS' deep expertise in EC technology and hands-on application support, this motor offers constant torque and speed control, a flexible range of voltage inputs, and various mechanical configurations to meet diverse OEM requirements. Its modular connector design simplifies installation with 0–10V input, 10V output, and on-board potentiometer control—no special tools needed. With robust thermal and overload protection, field-configurable DIP switches, and RS-485 compatibility, PrecisionFlow delivers the adaptability and reliability required for demanding environments.

    Technical Specifications:

    • Horsepower: 1/3, 1/2, 3/4, 1 HP
    • Voltage: 1Ø, 115/208–230/277V
    • Speed Range: 300–1800 RPM
    • Inputs: 0–10V, 10–0V, RS-485, on-board or remote potentiometer
    • Operation Modes: Constant Torque, Constant Speed
    • Efficiency: Up to 85% (up to 30% more efficient than PSC motors)
    • Mounting Options: Stud, Rigid Base, Belly-Band
    • Frame Size: NEMA 48
    • Enclosure: TEAO or OAO
    • Controls: 3 DIP switches (CW/CCW, Speed/Torque Mode, Potentiometer Source)
    • Customizable Inputs for specific OEM needs
    • Integrated electronics with advanced protection for long-term performance


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