Fine-tune the speed of your Axialine EC fans with the Ruck Air Movement MTP 40 Potentiometer. This compact controller precisely adjusts fan speed while fitting neatly inside the fan’s terminal box.

The MTP 40 maintains consistent performance in spaces as warm as 122 degrees F with a dependable 10 kilohm resistance element.

Compatible Models

• Ruck Air Movement 12 inch Axialine Tubeaxial Fan
• Ruck Air Movement 12 inch EC 3031 CFM Axialine Tubeaxial Fan
• Ruck Air Movement 14 inch 2866 CFM Axialine Tubeaxial Fan
• Ruck Air Movement 16 inch EC 5238 CFM Axialine Tubeaxial Fan
• Ruck Air Movement 16 inch 4055 CFM Axialine Tubeaxial Fan
• Ruck Air Movement 18 inch 4979 CFM Axialine Tubeaxial Fan
• Ruck Air Movement 18 inch EC 6569 CFM Axialine Tubeaxial Fan
• Ruck Air Movement 20 inch 6851 CFM Axialine Tubeaxial Fan
• Ruck Air Movement 22 inch Axialine Tubeaxial Fan
• Ruck Air Movement 24 inch Axialine Tubeaxial Fan
• Ruck Air Movement 28 inch 13284 CFM Axialine Tubeaxial Fan