Skipping the transfer switch, improper grounding, overloading circuits, using incorrect wire sizes, and DIY installations are the most frequent errors.
 Yes. It ensures safety, code compliance, and reliable backup power.
Yes. Faulty wiring can cause fires, electric shocks, and permanent equipment damage.
Hire licensed electricians, follow code requirements, and schedule regular inspections.
 Most installations can be completed in one to two days, depending on system complexity.