Varvel's high quality worm gear motors, made in cast aluminium and cast iron in 6 different series, combine innovative design and high performance. From the models that power applications with medium and fractional power to similar solutions (RS / RS and RT / RT) with double worm. See our complete range of gearbox and industrial motor worm gearboxes and find the most suitable for your needs.
1) Worm gearbox - RS Series
Main use: worm geared motor for general purpose, medium and fractional power drives.
Range: 9 sizes; housings and covers of aluminium die cast up to size 85, of cast iron from size 110; single worm/wheel units; ratios up to i=100
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2) Worm gearbox - RT Series
Main use: general purpose, medium and fractional power drives. Specifically designed for universal mountings like RS series.
Range: 7 sizes; housings and covers of aluminium die cast up to size 85, of cast iron for size 110; single worm/wheel units; ratios up to i=100.
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3) Helical worm gearbox - RA Series
Main use: helical worm gear for general purpose, medium and fractional power drives; reduction ratios and efficiencies higher than similar drives obtained with two-stage worm/wheel units.
Range: 9 sizes; housings and covers of aluminium die cast up to size 85, of cast iron from size 110; single helical stage & worm/wheel units; ratios up to i=800.
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4) Helical worm gearbox - TA Series
Main use: general purpose, medium and fractional power drives; reduction ratios and efficiencies higher than similar drives with two-stage worm/wheel units.
Range: 7 sizes; housings and covers of aluminium die cast up to size 85, of cast iron for size 110; helical stage and single worm/wheel units; ratios up to i=800.
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5) 2-stage worm gearbox - RS Series
Main use: general purpose, medium and fractional power drives; high reduction ratios.
Range: 9 sizes; housings and covers of aluminium die cast up to size 85, of cast iron from size 110; ratios up to i=10000.
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6) 2-stage worm gearbox - RT Series
Main use: general purpose, medium and fractional power drives; high reduction ratios.
Range: 7 sizes; housings and covers of aluminium die cast up to size 85, of cast iron for size 110; ratios up to i=10000.
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7) Helical pre-stage for worm gearboxes - XA Series
Main use: general purpose flange mounting B14 and mainly, independent helical stage for fitting to FRS and FRT input
Range: 4 sizes; aluminium die cast housings and covers; one-gear train.
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