Specs: one box, 1/2 hour prep, 1 hour install, 2 outlets. Homeowners typically pay a broad range for electrical box installation, driven by box type, wiring complexity, and local labor rates. This article mainly talks about the first one. An electrical distribution box, also known as a power distribution box, panelboard, or consumer unit. How many cu. in for the picture below clipped from pdf doc. A clear cost estimate helps plan budgets and avoid surprises. In this step-by-step tutorial, we'll cover: ✅ Tools you need.