Single-turn Trimpot® Trimming Potentiometers

Bourns® Trimpot® Trimming potentiometers perform a variety of circuit adjustments in all types of electronic equipment. The variety of physical configurations available and the ability to withstand today's manufacturing environment offers the designer flexibility in selecting the best trimmer for the application.

Bourns single-turn trimmers are actuated by a direct-drive mechanism. It consists of a simple rotor with a slot, whose wiper movement is traversed in a circular path. Package types available include:

• Sealed trimmers are built with an o-ring seal to prevent entrance of moisture and serve as a mechanical restraint to prevent unwanted wiper movement.
• Open-frame trimmers are not sealed to withstand a cleaning process and are usually lower in cost.

Please read our article on safety issues concerning counterfeit Bourns® Trimmers.

QPL approved part number list.

Bourns offers Design Kits for this product line.

For application notes, processing information, adjustment tools, hardware and further documents please visit library.

Mineral Source Reporting for Trimpot®, Switch, and Modular Contact products CMRT

Products marked with this symbol are currently available, although not recommended for new designs.