The MDI FF1 Series offers a versatile family of enclosed VFD control panels engineered for reliability, serviceability, and broad industrial use. Designed around a NEMA 1 ventilated enclosure, each FF1 panel integrates a variable frequency drive with all essential control components in one compact package. These panels support easy 3-line in/3-line out installation, filtered forced-air cooling, advanced keypad control, and built-in safety features for demanding fan, pump, and general motor control applications.