The answer to 'how long does electrical inspection last' is that a typical residential electrical inspection can take 1-2 hours to complete. This includes a thorough visual inspection of the electrical service panel, outlets, switches, lighting fixtures, and other electrical components throughout the home.
The inspector will check for any safety hazards, code violations, or signs of wear and tear. They will also test the functionality of the electrical system, including checking for proper grounding and ensuring the electrical panel is up to current code standards. The length of the inspection can vary depending on the size and age of the home, as well as the complexity of the electrical system.