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Siemens QF120AH - 20A GFCI Miniature Circuit Breaker

Brand Siemens
SKU QF120AH
4.9
Rated 4.9 out of 5 stars
22 Reviews

Siemens QF120AH - 20A GFCI Miniature Circuit Breaker

Brand Siemens
SKU QF120AH
4.9
Rated 4.9 out of 5 stars
22 Reviews
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Siemens QF120AH - 20A GFCI Miniature Circuit Breaker

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$185.83 In stock

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DescriptionSpecificationsSuperClubWarranties
Description
Built for electrical systems requiring elevated short-circuit protection, this 22kAIC single-pole unit combines Class A 5mA sensitivity with automated diagnostic checks. The plug-on configuration installs into Siemens PL, ES, EQ, and Ultimate load centers, providing code-compliant safety for damp and wet environments. Replacing the discontinued QF120H, this upgraded model features a factory-installed pigtail neutral and Insta-Wire connections for faster setup.

Specifications

Brand Siemens
Series QF
Part Number QF120AH
Amperage 20A
Voltage 120VAC
Poles 1
Phase 1
AIC Rating 22kA @ 120VAC
Special Classification GFCI
Mounting Style Plug-On
Terminal Type Lugs
For Use With Siemens PL, ES, EQ, Ultimate Load Centers
Trip Technology Thermal Magnetic
Trip Function Code LIG
Trip Function Long-Time, Instantaneous, Ground Fault
Trip Adjustability Fixed
Wire Gauge 14-8 AWG (Cu), 12-8 AWG (Al)
Max Wire 8 AWG
Min Wire 14 AWG (Cu), 12 AWG (Al)
Available Options Padlock Attachment
Accessories Pigtail Neutral
Standards CSA C22.2 No. 144, UL 489, UL 943
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, SWD Rated, High Interrupting Capacity, Self-Test, Insta-Wire

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Warranties

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When shopping with SuperBreakers, you’ll have peace of mind knowing that every single item you purchase includes a 60 day warranty, free of charge. Why such confidence? Because only the highest quality electrical parts have a place on our shelves, and we stand by every single one we sell.

If anything goes wrong with your item that is not a result of misuse or normal wear and tear, we’ll gladly replace it at no cost to you.

Click here to read our full warranty details

Shipping

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Parcel shipments with item value over $99 qualify for free economy shipping within the continental US. Please call to confirm special handling instructions. We do not charge a handling fee or require a minimum amount on any order. SuperBreakers does not ship on customer accounts.

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Same Day Shipping

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International Shipping

All International orders require a $1,000 minimum order threshold. Due to the special nature of these shipments, we require that these be placed with a SuperBreakers representative. Additional shipping and instructions will apply. All International Orders are Non-Cancel and Non-Refundable.

4.9
Rated 4.9 out of 5 stars
Based on 22 reviews
Total 5 star reviews: 21 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 1 Total 1 star reviews: 0
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22 reviews
  • TS
    THOMAS S.
    Verified Buyer
    Reviewing
    Siemens QF220 - 20A GFCI Miniature Circuit Breaker
    I do not recommend this product
    Rated 2 out of 5 stars
    3/30/26
    Double check correct version

    I received the Q220”A” version. Superbreaker was easy to work with for a return.

    Was this helpful?
  • KH
    Karmen H.
    Flag of United States
    Reviewing
    Siemens QF120A - 20A GFCI Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/31/23
    Very happy

    I am a small contractor in MN and when I get to the hard to find or not readily available in out are I always turn to SuperBreakers, for great selection and quick shipping.

    Was this helpful?
  • KH
    Karmen H.
    Flag of United States
    Reviewing
    Siemens QF115A - 15A GFCI Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/31/23
    Breaker

    I am a small contractor in MN and when I get to the hard to find or not readily available in out are I always turn to SuperBreakers, for great selection and quick shipping.

    Was this helpful?
  • JH
    Jeff H.
    Flag of United States
    Reviewing
    Siemens QF120AN - 20A GFCI Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    1/26/23
    all good

    all good

    Was this helpful?
  • DB
    Dean B.
    Flag of United States
    Reviewing
    Siemens QF130 - 30A GFCI Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/25/22
    Master Electrician

    Lets me keep this short and simple.. Order from Super Breakers and you won’t be disappointed!!

    Thank you for your business Super Breakers!

    Was this helpful?

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