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In precision-driven industries such as robotics, CNC machining, and automation, compact motor systems must deliver both torque and accuracy without increasing system footprint. The NEMA 17 gear reduction solution addresses this challenge by enhancing torque output and improving motion control precision within a compact design envelope.
iHF Group, a specialist in precision transmission systems, offers advanced right-angle gear reduction solutions through its PVFN series—engineered for reliability, efficiency, and adaptability in modern industrial applications.

NEMA 17 gear reduction systems are designed to enhance the performance of stepper motors, particularly in applications requiring high torque and precise motion control. The NEMA 17 designation refers to the size of the motor's faceplate, which measures 1.7 inches square. This size is popular in various applications, from 3D printers to CNC machines, due to its balance of power and compactness.
One of the standout features of the Newgear PVFN series is its right-angle output configuration. Utilizing spiral bevel gears, this design not only saves space in compact layouts but also enhances the overall efficiency of the system. This is particularly beneficial in environments where every inch of space counts, allowing engineers to optimize their designs without compromising on performance.
The square flange output paired with straight gears offers a simple and cost-effective design. This combination ensures that the gearbox can be easily integrated into existing systems, reducing the time and cost associated with installation. The straightforward design also minimizes potential points of failure, contributing to the long-term reliability of the product.
Precision is critical in motion control applications, and the Newgear PVFN series delivers with a keyway-ready input shaft that boasts low backlash of 8–16 arcmin. This feature ensures that the system can achieve accurate positioning, making it ideal for applications where even the slightest deviation can lead to significant issues.
Built to withstand the rigors of industrial use, the Newgear PVFN series is constructed with robust materials that provide high torque capacity. This durability ensures that the gearbox can handle demanding applications, from robotics to conveyor systems, without compromising performance or reliability.
Understanding that every project has unique requirements, iHF Group offers OEM customization options for the Newgear PVFN series. This flexibility allows engineers to tailor the gearbox to meet specific application needs, ensuring optimal performance in a wide range of scenarios.
Specifications at a Glance
Size: 60–160
Ratio: 3–100
Accuracy: 8–16 arcmin
These specifications highlight the versatility and adaptability of the Newgear PVFN series, making it a top choice for engineers and designers across various industries.


The NEMA 17 gear reduction systems are widely used in numerous applications, including:
● 3D Printing: Enhancing the precision and speed of print heads.
● CNC Machining: Providing accurate movement for cutting tools.
● Robotics: Enabling precise control of robotic arms and joints.
● Conveyor Systems: Ensuring smooth and reliable movement of materials.
A: Right-angle gearboxes, like those in the Newgear PVFN series, save space and allow for more compact designs, making them ideal for applications with limited space.
A: Low backlash is crucial for applications requiring precise positioning. It minimizes the play between gears, ensuring that movements are accurate and repeatable.
A: Yes, iHF Group offers OEM customization options, allowing you to tailor the gearbox to meet your specific needs.
A: Industries such as automation, robotics, manufacturing, and medical equipment benefit significantly from the precision and reliability of NEMA 17 gear reduction systems.
The Newgear PVFN series from iHF Group represents a significant advancement in the realm of NEMA 17 gear reduction systems. With its robust construction, precise positioning capabilities, and customizable options, it stands out as a reliable choice for engineers and designers looking to enhance their projects. Whether you're working in automation, robotics, or any other industry requiring high-performance motion control, the Newgear PVFN series is poised to meet your needs.