StopWatt is a plug-in power optimization device designed to stabilize household electricity, protect appliances from surges, and potentially lower energy bills. Marketed as an easy-to-use solution, it claims to reduce wasted power while extending the life of electronics.
I plug StopWatt into a wall outlet near my breaker box. The device claims to capture unstable current, correct power factor, and smooth electrical flow through Electricity Stabilizing Technology (E.S.T.). This supposedly reduces wasted energy, prevents harmful surges, and improves overall efficiency of household appliances.
StopWatt helps in reducing energy consumption, leading to potential savings on electric bills.
The device contributes to stabilizing voltage, ensuring a consistent and efficient power supply.
StopWatt can be easily installed within seconds, and requires no ongoing maintenance.
While StopWatt is promoted as a money-saving device, the initial cost of $59 may be a consideration for some consumers.
The immediate reduction in energy consumption is mentioned, but the exact impact may vary depending on individual home setups.
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*Price last updated on Oct 1, 2025. Visit stopwatts.com's pricing page for the latest pricing.