GenCALC is a utility tool designed for electricians and designers to aid in selecting the most suitable cable for safely carrying required loads while adhering to Wiring rules. By inputting parameters such as load, route length, installation conditions, cable type, and allowable volt drop, GenCALC generates a list of compliant cables sorted by conductor size. This feature streamlines the cable selection process and ensures adherence to safety standards.

Moreover, GenCALC offers the functionality to check limits on existing circuits, providing users with a comprehensive tool for both cable selection and circuit evaluation. With its user-friendly interface and precise calculations, GenCALC is a valuable asset for professionals in the electrical industry.