SITI Worm Gearboxes

SITI MI Worm Gearboxes Supplier UK – Aluminium Right-Angle Reducers

SITI worm gearboxes are ideal for compact right-angle speed reduction and torque multiplication in conveyors, packaging lines, processing equipment, handling systems and general OEM machinery. Use this page to explore the SITI range by size family, ratio and mounting style so you can shortlist the right gearbox faster.

Choose from 77 SITI products across 7 size families. Use the quick links below to compare popular ratios, bore sizes and mounting options, and browse alternative brands if you need a different specification.

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Shop SITI by Size Family

Use these quick links to browse the main SITI size families so you can compare bore sizes, reduction ratios and mounting options more easily.

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Shop Popular SITI Ratios

Use these ratio links to browse the closest SITI products by reduction, making it easier to compare output speed, torque and gearbox size.

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Compare Alternative Worm Gearbox Brands

Many buyers compare alternative worm gearbox brands based on size range, mounting style, availability and replacement compatibility. Use the related links below to explore similar options if you need a different specification.

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Helpful Tools & Compatibility Links

All Worm Gearboxes | IEC Electric Motors | Gear Ratio & Speed Calculator | Output Torque Calculator | Service Factor Calculator

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SITI FAQs

What makes SITI worm gearboxes suitable for industrial use?

SITI worm gearboxes are well suited to industrial applications where compact 90° drive, reliable speed reduction and steady torque output are needed. They are commonly used on conveyors, packaging equipment, processing machinery, handling systems and general OEM applications.

How should I choose the right SITI size?

Choose the right SITI size based on the required output torque, ratio, bore or shaft size, motor input flange and mounting position. Once you know those details, you can compare the most suitable options in the range more confidently.

Which ratios are available in this range?

This SITI range includes a selection of popular reduction ratios to suit different output speed and torque requirements. Use the ratio links on this page to compare the closest options for your application.

Can these be paired with IEC motors?

Yes. Many SITI worm gearboxes can be paired with standard IEC motors, including common B5 and B14 input arrangements depending on the model and size.

Do you offer help with replacements and cross-references?

Yes. If you are replacing an existing SITI unit, send us the model details, ratio, bore size and motor flange and we will help you identify a suitable replacement.