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StopWatt
StopWatt
★★★★★
4.6 · 2,143+ verified reviews
$98.00 $49.00 per unit −50%
Free shipping · 60-day money-back guarantee

What is StopWatt?

StopWatt is a state-of-the-art energy-saving device that plugs straight into any standard electrical outlet. It uses advanced power-factor technology to monitor and help regulate the electrical current flowing through your home, working to reduce wasted energy without affecting how your appliances perform.

Thousands of homeowners across the US use StopWatt to help stabilize their home's power flow and cut down on unnecessary electricity waste. Your order ships fast from the US, with no installation required and a full 60-day money-back guarantee.

6 Key Benefits of StopWatt

⚡Reduces Power WasteHelps cut unnecessary electricity loss at the source.
🔌Plug & PlayNo tools, no wiring, no electrician required.
🛡️Surge ProtectionHelps shield appliances from voltage spikes.
📉Lower BillsMany users report noticeably lower monthly costs.
🏠Works AnywhereHomes, apartments, offices, and RVs alike.
🔇Silent OperationWorks quietly in the background, zero maintenance.

StopWatt by the Numbers

2,143+
Verified Reviews
4.6/5
Average Rating
Up to 30%
Potential Savings

How to Use StopWatt

1
Plug StopWatt into any standard outlet, ideally close to your main switchboard or breaker box.
2
Let the device run continuously — it works automatically with no setup, app, or technical knowledge needed.
3
Allow a few weeks for your home's electrical flow to stabilize, then track the difference on your next utility bill.

What Verified Customers Are Saying

4.6
★★★★★
2,143 reviews
5★
1,402
4★
557
3★
122
2★
41
1★
21
94%
would recommend
this product
RA
Rachel ✔ Verified Buyer
3 days ago
★★★★★
The savings surprised me

I don't usually leave reviews, but the results surprised me enough to share. Our electricity bill dropped noticeably within the first couple of months of using it. Seeing consistent reductions like this made a real difference for our household.

KH
Kevin H. ✔ Verified Buyer
6 days ago
★★★★★
Just plug it in and that's it

I'm so surprised by the amount we saved with this device, literally you just plug it in and that's it! My wife was shocked when we got our first bill after installing it. We'll be customers for life.

LI
Linda
9 days ago
★★★★☆
One for each main room

I decided to buy three units, one for the kitchen, one for the bedroom, and one for the living room. After using them consistently for several months, I've noticed a steady reduction in our monthly electricity costs. Setup was simple and the results have been worth it.

DR
David R. ✔ Verified Buyer
12 days ago
★★★★★
Simpler than anything else I tried

I've tried several ways to reduce electricity costs, from energy-efficient bulbs to smart thermostats, but none were as simple to use as this. Setup was quick, just plug it in and let it run. Since using it I've noticed more stable power at home.

SD
Sandra D.
15 days ago
★★★★★
Power feels more stable now

I've always been cautious about adding new devices to my home, especially those that promise to save money. But this turned out to be worth it, my energy bills went down and the power in my home feels much more stable and reliable.

Frequently Asked Questions

Is StopWatt a legal device?▼

Yes. StopWatt is fully legal to use in all 50 states and is compliant with standard electrical safety regulations for power factor and EMF filtering devices.

Does a power outage affect StopWatt?▼

No. StopWatt is designed with a built-in safeguard to maintain its settings during temporary power interruptions and resumes normal operation automatically once power is restored.

Where should I install my StopWatt?▼

StopWatt can be installed in apartments, single-family homes, RVs, offices, and commercial buildings. For best results, plug it into an outlet close to your main switchboard.

How many units do I need for my home?▼

One StopWatt unit is generally effective for an average-sized home. For larger properties or multiple circuits, some customers choose to install additional units in different rooms for broader coverage.

Can I order StopWatt from Amazon or a retail store?▼

No. StopWatt is not sold through Amazon resellers or retail stores. Ordering through the official site ensures you receive a genuine unit backed by the manufacturer's guarantee.

What is the warranty and return policy?▼

Every StopWatt purchase is backed by a 60-day money-back guarantee. If you don't notice a difference, simply contact support for a full refund, no questions asked.

60-Day Money-Back Guarantee

🛡️
100% Money-Back Guarantee — 60 Days Order your StopWatt with total confidence. If for any reason you're not satisfied within 60 days of your purchase, you'll receive a full refund, no questions asked.
⚡ Claim My Discount — Order Securely →
🔒 100% secure checkout 🚚 Free shipping ↩ 60-day money-back guarantee

Affiliate Disclosure: This page contains affiliate links. If you make a purchase through these links, we may earn a commission at no additional cost to you. This allows us to keep providing independent, informative content.

StopWatt is a power-factor and energy-management device. Results may vary depending on home size, electrical usage, appliance load, and local conditions. This information has not been evaluated by the FDA and is not intended to diagnose, treat, cure, or prevent any condition.

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