Design Master Electrical is a Graphic Apps::CAD software developed by Design Master Software, Inc.. After our trial and test, the software was found to be official, secure and free. Here is the official description for Design Master Electrical: Design Master Electrical is an integrated electrical building design calculation and drafting program that runs on top of AutoCAD.
Drafting features include light fixture layouts, one line riser diagrams, panel schedules, fully customizable graphics, circuit looping, automatic tick marks, and switching.
Calculation features include circuit load totals, breaker sizing, feeder sizing, fault current calculations, voltage drop, and photometrics. you can download Design Master Electrical 7 free now.