Updated: Sep 17, 2019
PV Modules - The equipment that we all know and love. It produces DC power.
Inverter - A box that converts DC electricity from PV Modules to AC power that can be used in home.
Balance of System - All of the other electrical and structural components required to tie the system together. Electrical components include system cables, breaker, fuse, isolator and utility meter. Structural components include PV mounting components, combiner box and other miscellaneous components.
Soft Costs - Important costs to install the Solar Panel System, including engineering design, direct labour, installation, testing & commissioning, meter replacement, LEW endorsement, SP inspection and others.