Specialty Gearboxes

SITI manufactures custom and special gearboxes, gear motors, and mechanical variators for a variety of applications including blending, poultry, centrifugal pumping, car wash, and printing.

Centrifugal Pumps

Gearmotors and variators specifically designed to connect with displacement pumps with industry standard shafts and flanges. The NHL Inline Gearmotor provides trouble free, energy efficient operation. The MK variator is available as a basic variator or with single stage gear set, with ratio ranges from 1.33 to 7.5, depending on the variator size.


Counter rotating shaft gearboxes and geared motors for mixers and blenders used for food, chemicals, beverage and paints.


Inline helical geared motors specifically designed for farm equipment, with a special shaft and flange. Its single reduction ratios are specifically calculated for agricultural applications.


Small 90 degree gearboxes available in 5 sizes and ratios of 1:1, 2:1 & 3:1. Pre-lubrication design allows for mounting in any direction and long life, improving performance and reducing maintenance. Used in printing, packaging, textile, and many more applications.

Car Wash

Worm gearmotors purposely designed for brush applications that meet all needs of the car washing equipment industry.

Ice Machine

This compact gearmotor, with parallel shafts and cylindrical gears, is designed to meet the economic, space envelope and reliability for ice production machinery.

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