A robust, self-contained RF energy source for the 2.45 GHz ISM band, the RFS-2G42G5050X+ features 53 dB of gain and 0.5 to 50W of RF output power. This design incorporates a built-in signal source with integrated monitoring, protection and control, all in a single compact module (4.33x2.56x0.62"). The RFS-2G42G5050X+ is versatile enough to handle a wide range of industrial heating, materials processing, and medical applications. The system includes a user-friendly GUI application and a comprehensive API with programming instructions for Windows® and Linux®.