The FR-PU04 is a Precision Device from Mitsubishi, specifically designed for the FREQROL FR-A1 series. This module enhances the operational capabilities of the FR-A1 frequency inverters, facilitating precise parameter management. It offers advanced functionality for monitoring and optimizing performance within various industrial automation applications. Designed for reliability and effective control, the FR-PU04 serves as an essential component for users seeking efficient and accurate frequency control solutions in their systems.