Motovario HRF081 Inline Helical Gearbox – 38mm Output Shaft, Cast Iron, Ratios 1.30:1–8.44:1
The Motovario HRF081 inline helical gearbox delivers efficient torque transmission in a compact and durable design. Featuring a 38 mm solid output shaft, robust cast iron construction, and multiple IEC motor mounting options, it is ideal for conveyor drives, pumps, mixers, and automation machinery that requires reliable, quiet operation under continuous duty.
Key Specifications
Manufacturer: Motovario
Series: HRF – Inline Helical, Foot & Flange Mounted
Model: HRF081
Output Shaft: 38 mm Solid Shaft
Ratio Range: 1.30:1, 1.43:1, 1.93:1, 2.54:1, 3.25:1, 3.72:1, 4.00:1, 4.67:1, 5.54:1, 6.08:1, 7.50:1, 8.44:1
Motor Input (IEC Frames): 80B5 | 90B5 | 100–112B5 | 132B5
Flange Types: FA (300mm OD) | FB (250mm OD) | FC (200mm OD)
Housing Material: Cast Iron
Finish: RAL 5010 Blue Powder Coat
Lubrication: Synthetic ISO VG220 Gear Oil
Mechanical & Construction
Gear Technology: High precision helical gearing for max efficiency & smooth power
Output Bearings: Heavy-duty radial bearings
Shaft Orientation: Inline coaxial design
Mounting Options: Foot or flange, horizontal/vertical
Seals: NBR nitrile oil seals for long service life
Performance
Torque Output: Application dependent — ask for selection support
Duty Rating: S1 continuous duty
Noise Level: Low operating noise suitable for production areas
Typical Applications
- Material handling & conveyor systems
- Food & packaging equipment
- Mixers, pumps & OEM automation
- Industrial machinery & fan drives
Features & Benefits
- ✅ Compact high-efficiency gearbox for reduced running costs
- ✅ 38 mm output shaft supports moderate-high torque loads
- ✅ Multiple IEC motor inputs for seamless integration
- ✅ Quiet operation ideal for machine builders
- ✅ Heavy-duty cast iron housing ensures durability
What You Need to Specify
- Motor kW rating and pole count
- Required output speed / ratio
- Mounting style (Foot or FA/FB/FC Flange)
- Output shaft interface or coupling required
Why Buy from Worm Gear Motors Online?
Genuine Motovario parts: Fully traceable with full warranty.
Technical selection support: We confirm torque, thermal rating & fit.
Fast UK supply: Rapid response for urgent breakdowns.
Best Price Guarantee: We will beat any genuine quote!
Order the Motovario HRF081 Inline Helical Gearbox Today
All sizes, ratios & motor inputs available to order — contact our experts.
