Cast Iron Worm Gearboxes

Used when space is at a premium or to simplify mechanical design.

Cast Iron Worm Gears 5x7
Automation Direct

The AutomationDirect mechanical power transmission lineup now includes larger 325 frame size IronHorse cast iron worm gearboxes.

These 3.25” input to output shaft distance gearboxes are available in ratios of 10:1, 15:1, 20:1, 30:1, 40:1 and 60:1, with outputs in left hand shaft, right hand shaft, dual shaft, and hollow shaft. The 325 gearbox C-face interfaces match NEMA 56C, 145TC, and 182/4TC motor frame sizes.

Constructed of cast iron one-piece housings; the worm gearboxes are designed to:

  • Change drive direction by 90 degrees

  • Drive a load at a reduced fixed ratio of the motor speed

  • Increase output torque by the same ratio

IronHorse gearboxes are mountable in any direction, except motor pointing up.

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