The driving and output pulleys are both 75mm diameter and the intermediate pulley 20mm diameter giving a step-up ratio of 3.75.
use in driving a dynamo, line shafts, flywheels, pumps etc.
The Energy Transfer Kit consists of a number of separately available units which enable the user to show conversions of one form of energy to another in a variety of different ways.
All units have a base measurement of 165 x 100mm and have 4mm socket terminals where appropriate.

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Ltekonline are the manufacturers of Mounted Motor for Solar Cell Energy Transfer Lab used to demonstrate engineering principles in Engineering Colleges, Engineering Schools and Physics Lab Experiments for Engineering Teaching Lab in Universities