SolidWorks Electrical is described as 'SOLIDWORKS Electrical schematic design capabilities simplify development of embedded electrical systems for machines and other applications, with single-line and multi-line schematic tools for planning your electrical systems'. There are more than 10 alternatives to SolidWorks Electrical for a variety of platforms, including Windows, Linux, Mac, Android and iPhone. The best alternative is Catia. It's not free, so if you're looking for a free alternative, you could try QElectroTech or DOC. Other great apps like SolidWorks Electrical are See Electrical (Paid), EPLAN Electric P8 (Paid), RobotStudio (Paid) and AutoCAD Electrical (Paid).
CATIA (Computer Aided Three-dimensional Interactive Application) (in English usually pronounced /k?'ti?/) is a multi-platform CAD/CAM/CAE commercial software suite developed by the French company Dassault Systèmes.
DOC is a software dedicated to the design and calculation of single-line diagrams of electrical systems in low and medium voltage, allowing the user to choose switching devices and security, and for verification and coordination of protective devices.