Adding equipment can be done by a user with admin permissions.
Log in to https://engine.sighten.io as admin@yourorganization
Click on the hamburger menu in the upper left corner
Select Settings
Select Equipment
A list of all modules on the platform will load. Selecting the Inverters tab will show all inverters on the platform. To add a module to your account click +ADD SOLAR MODULES
The Add Solar Modules window will appear. Select the desired modules and click ADD. The search bar at the top of the screen makes it easy to find a particular manufacturer or model.
Inverters can be added in the same fashion by selecting the inverters tab and clicking +ADD INVERTER.
The added equipment will now show in the Module Make and Module Model dropdown menus on the system page when designing a system.