
VSF Worm Gear Reducers — NMRV / NMRV POWER
Compact, high-efficiency worm gearboxes available in aluminium or cast-iron housings, offering quiet operation and a wide range of ratios in a space-saving package.

The VSF worm gear reducer family, including the well-known NMRV, NMRV POWER and NRV ranges, is Motovario's most widely used line. The units combine a worm-and-wheel design with lightweight aluminium or robust cast-iron housings, providing high reduction ratios and right-angle output in a compact footprint.
Options include combined (pre-stage) reduction units for very high ratios and ATEX-certified configurations for use in potentially explosive atmospheres.
- Aluminium or cast-iron housing options
- Wide range of reduction ratios in a single body size
- Right-angle, space-saving configuration
- Combined pre-stage units available for high ratios
- ATEX-certified variants for hazardous areas
- Smooth, low-noise operation
- Conveyor and material handling systems
- Packaging machinery
- Food and beverage processing lines
- General industrial automation
Explore other MotoVario product lines

H Helical Gear Reducers
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B Helical-Bevel Gear Reducers
Right-angle helical-bevel gearboxes that combine space savings with efficient torque transmission at 90 degrees.
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S Shaft-Mounted Gear Reducers
Direct-mount shaft-mounted gearboxes for conveyor and bulk handling, eliminating the need for couplings or base plates.
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HPL Planetary Gear Reducers
Compact, high-torque planetary gearboxes engineered for heavy-duty applications with demanding load cycles.
View Details →Request MotoVarioVSF Worm Gear Reducers — NMRV / NMRV POWER
Contact our team for genuine MotoVariovsf worm gear reducers — nmrv / nmrv power with full technical support and accredited calibration across the UAE.