# TLDR Review: Siemens QF120A GFCI

*Published: 2026-01-06 | Updated: 2026-01-06 | Source: https://shopsavvy.com/reviews-tldr/siemens-qf120a-gfci*

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## Product: Siemens QF120A GFCI
**Brand:** SIEMENS

## Pros
- Excellent price point.
- Functions effectively within a panel box and is a perfect match for intended use.
- Successfully trips when tested with a GFCI tester, indicating proper safety functionality.
- High quality typical of Siemens products.
- Easy installation process, with a reminder to turn off power before starting.
- Fits perfectly in off-brand panels.
- Does not trip unnecessarily.
- Offers good value for the money.
- Performs significantly better as a replacement compared to the Eaton brand.
- Durable and held up throughout the entire pool season.

## Cons
- There was an issue with the order quantity, receiving one less than expected; however, the seller addressed this issue.

## Bottom Line

The Siemens QF120A Ground Fault Circuit Interrupter offers excellent value with its durable performance and effective safety features, making it a reliable choice for various applications including pool filters. With the majority of users expressing satisfaction, this product stands out for its quality and ease of installation. Just ensure to double-check your order quantity when purchasing!

## Pros vs Cons at a Glance

| Pros | Cons |
|------|------|
| Excellent price point. | There was an issue with the order quantity, receiving one less than expected; however, the seller addressed this issue. |
| Functions effectively within a panel box and is a perfect match for intended use. |  |
| Successfully trips when tested with a GFCI tester, indicating proper safety functionality. |  |
| High quality typical of Siemens products. |  |
| Easy installation process, with a reminder to turn off power before starting. |  |
| Fits perfectly in off-brand panels. |  |
| Does not trip unnecessarily. |  |
| Offers good value for the money. |  |
| Performs significantly better as a replacement compared to the Eaton brand. |  |
| Durable and held up throughout the entire pool season. |  |

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*About this review: We pulled together findings from professional and user reviews, and cross-referenced them with ShopSavvy's pricing data from thousands of retailers to give you the short version.*