Motovario SF050 Variable Speed Drive – Foot/Flange Mount, Aluminium, 0.18–1.5kW Input, 380–2000rpm Output

The Motovario SF050 mechanical variator provides accurate and reliable variable speed control for industrial machinery without the need for inverters or electronic control systems. Featuring a robust aluminium housing and a compact design, the SF050 ensures easy installation in small spaces with direct integration into conveyors, mixers, packaging lines, and general automation applications. This variator delivers smooth torque transmission, stepless speed adjustment, and long-lasting performance.

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Key Specifications

Manufacturer: Motovario
Series: SF Variable Speed Drives
Model: SF050
Input Options: Motor mounted (IEC B5/B14) or solid shaft input
Mounting: Foot or Flange
Construction: Aluminium Housing
Size Availability: Frame 50
Admissible Radial Load: Up to 5000 N
Rated Torque: Up to 144 Nm (configuration 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

Geartrain: Variable-disc mechanical speed adjustment
Input Shaft: IEC motor mount or keyed shaft options
Output Shaft: Keyed shaft – multiple diameters available
Cooling: Natural convection cooling
Lubrication: Factory-filled oil for long service life
Paint Finish: RAL 5010 Blue Protective Coating

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Electrical Compatibility

Motor Power Range: 0.18 kW – 1.5 kW
Input Motor Types: 2, 4, or 6-pole AC motors (IEC)
Starting Method: DOL / Star-Delta
Duty Type: S1 Continuous Duty

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Environmental & Compliance

Operating Temperature: −20°C to +40°C
Protection Level: IP54 (typical with motor)
Application: Industrial duty environments

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Features & Benefits

• ✅ Stepless mechanical speed control — no inverter required
• ✅ Compact lightweight aluminium housing for easy installation
• ✅ Suitable for IEC motors up to 1.5 kW
• ✅ High radial load rating for driven systems
• ✅ Quiet, low-maintenance operation in continuous duty

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Typical Applications

• Conveyors & logistics automation
• Mixing, blending & agitating systems
• Packaging machinery & material handling
• Textile machines & OEM drive solutions

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Why Buy from Worm Gear Motors Online?

Genuine Motovario Products: Factory-approved and fully warrantied.

Technical Support: We help select correct power, shaft sizes & speed range.

Fast UK Delivery: Stock & express supply options available.

Best Price Guarantee: Found a better price? We’ll beat it!

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Order the Motovario SF050 Variator Today

All input types, mounting styles & speed ranges available with full assistance.
Contact us for pricing & lead times