1. a secondary electrical panel that distributes power from a main electrical panel to specific circuits or areas
Usage: electrical
2. a smaller panel or section within a larger panel or interface
Usage: computing; technical

Examples

• The electrician installed a subpanel in the garage to handle the workshop equipment.
• We need to upgrade the subpanel to support the new air conditioning unit.
• The main panel feeds power to three subpanels throughout the building.
• Click on the settings subpanel to adjust the display options.
• The control interface includes a subpanel for advanced configuration.
• Each subpanel can handle up to 100 amps of electrical load.