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QRCFHS Shaft Input Flange-Mounted Helical Gear Unit
QRCFHS Shaft Input Flange-Mounted Helical Gear Unit
Features
- Suitable for installation in any mounting position
- Motor input flange customizable for various servo and stepper motor brands
- Maintenance-free design with lifetime synthetic grease lubrication
- Equidirectional rotation between input and output
- Multiple output shaft configurations available
- High-precision gear engagement ensures smooth transmission, while high torsional rigidity delivers stable and accurate servo performance
Description
QRCFHS series helical gear reducer is a compact, modular, and high-efficiency transmission unit designed for applications requiring stable torque output, long service life, and flexible installation. Based on the QRC modular platform, the QRCFHS model supports IEC, brake, explosion-proof, variable-frequency, and servo motor combinations, making it a versatile power-transmission solution for a wide range of industrial environments.
With precision-ground helical gears, a lightweight aluminum housing, and carburized & hardened tooth surfaces, the QRCFHS reducer delivers smooth operation, high load capacity, and excellent durability. The series is widely used in textile, food processing, ceramics, packaging, logistics, plastics, and other general automation industries.
Features
- Shaft input for direct-drive mechanical linkage
- High-strength flange for stable mounting
- Carburized and ground helical gears for long service life
- Multi-position installation options
- Compact, modular design with reduced noise
Selection Factors
- Shaft coupling requirements
- Flange mounting direction and load distribution
- Service factor based on daily cycles
- Suitable shock load category: A / B / C
Technical Parameters
| Item | Specification |
|---|---|
| Power Range | 0.12–4 kW |
| Reduction Ratio | 3.66–54 |
| Max Output Torque | 120–500 Nm |
| Gear Type | Helical, carburized & hardened |
| Housing Material | Aluminum alloy |
| Mounting Options | Foot-mounted, flange-mounted |
| Motor Compatibility | IEC, brake, ATEX, VFD, servo |
| Noise Level | Low-noise optimized design |
| Lubrication | Grease or oil lubrication (per reducer size) |
| Applications | Textile, food, ceramics, packaging, logistics, plastics, automation |
Application
- Mixing and blending machines
- Industrial transport systems
- Robotics positioning mechanisms
- Machinery with integrated mechanical drive shafts
FAQs
Yes. NUODUN’s core competitiveness lies in the synergistic advantage of “customization + system integration.” We support structural customization, torque customization, input flange customization, mounting interface customization, stroke customization and more for products such as planetary gearboxes, screw jacks, electric cylinders, and gearboxes. The typical lead time for standard non-standard customization is 7–20 days, while more complex engineered projects are usually delivered within 3–6 weeks.

Our engineering strength comes from long-term R&D investment, CAE simulation, lifetime calculation databases, modular design frameworks, and a mature testing/verification system. This ensures that every customized solution is not only manufacturable, but also reliable under real-world loads — balancing precision, durability, and cost efficiency.







Our products are widely used in photovoltaic manufacturing, semiconductor equipment, automotive production, metallurgy, logistics, medical devices, aerospace, stage automation, and industrial automation — especially where precision positioning, heavy loads, or long service life are required.
All products undergo type testing, torque testing, vibration testing, life testing, noise measurement, and precision inspection. Core components such as gears, screws, and bearings are produced using advanced machining, grinding, heat treatment, and automated assembly processes.
Yes. We offer remote technical support, installation guidance, troubleshooting, selection assistance, and long-term spare parts support for OEM/ODM partners.








