Published May 1, 2026, 12:30 PM EDT Jonathon Jachura is a mechanical engineer with over 12 years of HVAC industry experience who specializes in translating complex home systems into practical advice for everyday homeowners. His background spans technical sales and product management for major manufacturers, combined with hands-on experience as a two-time homeowner who has tackled everything from system installations to troubleshooting repairs. Jon focuses on helping readers make confident decisions about their homes through clear, actionable guidance that saves both time and money. Smart plugs are one of the better smart home purchases you can make — inexpensive, easy to set up, and immediately useful for anything with a power cord. Most people plug something in, set a schedule, and leave it there. But a timer doesn't know if you're home. It doesn't know if a door just opened or if anyone's actually in the room. It fires at the time you told it to, no matter what's actually happening in the house.…