FARF Series Hollow Output Shaft Combined Parallel Shaft Helical Gearbox adopts a multi-stage combined parallel shaft helical gear structure with hollow output shaft design, providing high reduction ratio, high torque density, excellent transmission efficiency and flexible equipment installation. With a typical output torque range of 500–50,000 N·m and power range of 0.12–200 kW, it is designed for heavy-duty industrial equipment requiring large speed ratios, compact structure and reliable continuous operation.
| Item | Specification |
| Product Series | FARF Series |
| Gear Type | Helical Gear |
| Transmission Structure | Combined Parallel Shaft Helical Gear |
| Mounting Type | Foot Mounted |
| Input Type | Shaft Input |
| Output Shaft Type | Hollow Output Shaft |
| Housing Material | Cast Iron |
| Gear Material | High Strength Alloy Steel |
| Gear Processing | Precision Grinding |
| Lubrication | Oil Bath Lubrication |
| Protection Grade | IP54 / IP55 Optional |
| Efficiency | Up to 95% |
| Ratio Range | 20–30000 |
| Power Range | 0.12–200 kW |
| Output Torque | 500–50,000 N·m |
| Installation Direction | Multiple Installation Positions Available |
| Model | Frame Size | Ratio Range | Rated Power (kW) | Output Torque (N·m) |
| FARF37 | 37 | 20–200 | 0.12–3 | 500 |
| FARF47 | 47 | 20–300 | 0.25–5.5 | 900 |
| FARF57 | 57 | 25–500 | 0.37–11 | 1,800 |
| FARF67 | 67 | 30–800 | 0.75–18.5 | 3,500 |
| FARF77 | 77 | 40–1200 | 1.5–30 | 6,000 |
| FARF87 | 87 | 50–1800 | 3–45 | 10,000 |
| FARF97 | 97 | 80–2500 | 5.5–75 | 18,000 |
| FARF107 | 107 | 100–5000 | 11–110 | 30,000 |
| FARF127 | 127 | 150–30000 | 18.5–200 | 50,000 |
Note: Customized reduction ratios, hollow shaft dimensions, mounting structures and special application solutions are available upon request.
