Eaton BR120 Circuit Breaker
Where to Buy
| Retailer | Price | Last seen | Buy |
|---|---|---|---|
 Amazon Sold by GS RENEWABLE SOLUTIONS LLC | $3.00 | Feb 11, 2024, may have changed | Buy Now |
B breakeroutlet | $3.85 | Dec 22, 2025, may have changed | Buy Now |
M My Store | $4.00 | Mar 18, 2023, may have changed | Buy Now |
M My Store | $4.00 | Mar 8, 2023, may have changed | Buy Now |
E Electrical Service Products | $4.50 | May 20, 2023, may have changed | Buy Now |
Prices are collected from retailer listings; each row shows the date we last saw that price. Return and shipping terms are each store's standard policy from our retailer research (April 2026). Some products and categories have different terms, so check with the store before you buy.
Used & Refurbished
✨ See 4 used & refurbished prices with ShopSavvy ProGet the app →Pros
- •Works perfectly as a replacement on older panels including Westinghouse, Siemens, and Thomas & Bates models.
- •Provides a tight, secure fit, gripping the breaker blade better than some Siemens breakers for a stable installation.
- •Highly reliable with no widespread reports of performance or durability issues after installation.
- •Easy to install for DIY users without requiring professional assistance.
- •Seller offers excellent communication, responsive customer service, and prompt refunds when needed.
- •Available in stock more readily than at many local stores, with fast domestic shipping.
- •Offers cost savings compared to paying an electrician for breaker replacement.
- •Smooth and reliable purchasing experience overall.
Cons
- •A small number of users experienced early failure, including one initial breaker that failed after about 6 months of use.
- •Because the breaker is somewhat rare, it can be hard to find through other retailers, limiting immediate availability if you need replacements quickly.
Bottom Line
The Eaton Corporation BR120 20-Amp Single Pole Circuit Breaker is a reliable and cost-effective choice especially if you need a secure, well-fitting replacement for older breaker panels like Westinghouse or Siemens. While rare and occasionally reported to fail early, responsive customer service and good stock availability help mitigate these drawbacks. If you're looking for a dependable breaker that’s easy to install yourself and provides good value, this is a solid pick. For the rare cases where you need better availability or alternative compatibility, it’s worth comparing similar breakers from other manufacturers.
What Reviewers Are Saying
📚More About Eaton BR120 Circuit Breaker
Discussion
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