The ACP-GxUx spur gear boxes are tailored to mate with the ACP-MxI AC induction motors. They offer smooth and quiet operation that far exceeds our competitor standards. We offer a wide range of gear ratios to fulfill your project needs. Reduction ratio's from 3.6 to 1800:1! The ACP-GxUx went through rigorous testing to ensure long life and maximum efficiency. These gear boxes are cost effective solutions and are a perfect match for your motion control or automation needs.