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Single line diagrams made simple
No need to hire a designer or an engineer. Save time on projects with our free electrical single line diagram drawing tool. Choose a template from our library, update the drawing, and generate a downloadable PDF.
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EVSE
Battery and solar
Generator install
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Designed to save you time
Pre-built templates
Choose a template from common scenarios like service and panel upgrades and EV charger, solar, generator, and battery installs
Custom shop branding
Personalize single line diagrams with project details and shop branding and customize to meet the needs of your AHJ
Easy drawing tools
Create, edit, and share single line diagrams faster with standard symbols and drawing components
Downloadable PDF
Generate a free PDF of your single line diagram to send to customers or use for permit applications
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Single line diagram common questions
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