Practice good wiring: secure grounding, neat cable management, proper insulation, and correct wire gauge and breaker size. Include protection devices like breakers, fuses, and surge protectors—each circuit should have its own protection. Comply with standards: Follow NEC, IEC, or local codes. Use. A breaker box, also known as an electrical panel or distribution board, is a crucial component of the electrical system in a building. Let's explore how these critical components work and why they deserve your attention.