This is a 3-Phase Variable Frequency Drive (VFD) module manufactured by Invertek Drives. It is designed to control the speed of AC motors and is available in a few different models with various power outputs, depending on the motor size and application. This particular model is rated for 1.2kW, or 1,200 watts of power, meaning it is suitable for controlling motors up to that size. The ODE-3-120043-1F12 has a built-in user-friendly display, a variety of integrated input/output connections, and is equipped with a wide range of features to allow for smooth and accurate operation.