From the transformer, it travels through underground or overhead conductors to your home’s electrical panel, where it splits into many different pathways called “branch circuits.” ...

ELLIE: And on the other hand, a parallel circuit has electrical components on separate branches, so the electrons can take different routes around the circuit. JAMES: And if you want to know ...

The National Electrical Code (NEC) sets out specific requirements. Though our homes have 15-amp and 20-amp branch circuits ...