Motovario SF020 Variable Speed Drive – Foot/Flange Mount, Aluminium, 0.06–0.37kW Input, 380–2000rpm Output

The Motovario SF020 mechanical variator is a compact, lightweight variable speed unit that delivers stepless speed control without electronics. Housed in durable aluminium, the SF020 integrates easily into conveyors, small mixers, packaging and OEM machinery, providing smooth torque transmission, low noise, and long service life.

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Key Specifications

Manufacturer: Motovario
Series: SF Variable Speed Drives
Model: SF020
Construction: Aluminium housing
Mounting: Foot or Flange
Input Options: IEC motor mount (B5/B14) or solid shaft input
Rated Torque: Up to 144 Nm (family rating; model-dependent)
Admissible Radial Load: Up to 5000 N (application-dependent)

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Speed Performance

With 2-Pole Motor: ~380 – 2000 rpm output
With 4-Pole Motor: ~190 – 1000 rpm output
With 6-Pole Motor: ~122 – 660 rpm output

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Mechanical & Construction

Speed Regulation: Stepless mechanical variator (friction-disc)
Input Interface: IEC motor adaptor or keyed solid shaft (ECE)
Output Shaft: Keyed output, multiple diameters available
Cooling: Natural convection (no fan required)
Lubrication: Factory-filled oil for long service intervals
Finish: RAL 5010 blue protective coating

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Electrical Compatibility

Typical Motor Power: 0.06 – 0.37 kW (size-appropriate range)
Motor Poles: 2 / 4 / 6-pole AC motors (IEC)
Starting Method: DOL / Soft Start
Duty Rating: S1 continuous operation

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Environmental & Compliance

Operating Temperature: −20 °C to +40 °C
Protection Level: Typically IP54 with suitable motor
Industrial Suitability: Designed for harsh-duty environments

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Features & Benefits

• ✅ Stepless speed control without an inverter
• ✅ Compact aluminium build for easy, lightweight installation
• ✅ Foot or flange mounting to suit your machine layout
• ✅ High radial load capability for pulley/sprocket drives
• ✅ Quiet, low-maintenance operation for continuous duty

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Typical Applications

• Small conveyors & indexing systems
• Mixers, blenders & agitators
• Packaging & labelling machinery
• OEM machine builds needing simple speed variation

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Why Buy from Worm Gear Motors Online?

Genuine Motovario supply: Factory-approved and fully warrantied.

Selection support: We confirm motor size, shaft, and speed range.

Fast UK delivery: Stock and rapid sourcing available.

Best Price Guarantee: Find it cheaper? We’ll beat it!

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Order the Motovario SF020 Variator Today

All input styles, mounting options & speed ranges available with expert guidance.
Contact us for pricing, lead times & technical assistance