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Square D FA24015AC Molded Case Circuit Breaker

  • 15A
  • 2 Pole
  • I-Line
Square D FA24015AC
Molded Case Circuit Breaker
Brand Square D
SKU FA24015AC
Select Item Condition
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  • 15A
  • 2 Pole
  • I-Line

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Square D FA24015AC - 15A 2 Pole Molded Case Circuit Breaker

Square D FA24015AC - 15A 2 Pole Molded Case Circuit Breaker

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$568.40 In Stock

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Description

Serving commercial facilities, the Square D FA24015AC is a 2-pole, 15A MCCB. It provides dependable overcurrent protection for electrical networks. This model features an AC phase connection and is built for I-Line panelboards. While a staple in legacy systems, it is replaced by the PowerPact BDA240152 for new designs. The breaker achieves an 18kAIC rating at 480VAC. It incorporates fixed thermal-magnetic trip units and a Visi-Trip indicator to streamline troubleshooting.

Specifications

Key specifications
Brand Square D
Part Number FA24015AC
Series FA
Amperage 15A
Poles 2
Mounting Style I-Line
Voltage 240VAC, 480Y/277VAC, 480VAC, 250VDC
Phase 1
AIC Rating 25kA @ 240VAC, 18kA @ 480Y/277VAC, 18kA @ 480VAC, 10kA @ 250VDC
Fit and installation
Frame Type F
Terminal Type Lugs
For Use With Square D I-Line Panelboards
Wire Gauge 14-4 AWG (Cu/Al)
Max Wire 4 AWG
Min Wire 14 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment
Accessories Lugs
Standards CSA C22.2 No. 5, HACR, NEMA AB 1, UL 489
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, Visual Trip Indicator, Phase Connection AC

Product FAQs

7 answers
What does the "AC" suffix mean in the FA24015AC catalog number?

The "AC" suffix indicates the phase connection. This 2-pole breaker is factory configured to connect to the A and C phases on a Square D I-Line panelboard bus.

What type of panelboard is required for the FA24015AC?

This breaker is designed exclusively for Square D I-Line panelboards and switchboards. It features a plug-on design for the line-side bus and mechanical lugs for the load side.

Is the FA24015AC a current model or a legacy breaker?

The FA series is a legacy F-Frame breaker. For modern panel upgrades or new designs, Square D has transitioned to the PowerPact B-Frame series, such as the BDA240152, as the direct replacement.

What wire sizes and materials are compatible with the FA24015AC lugs?

The load-side mechanical lugs accept either copper or aluminum conductors ranging from 14 AWG to 4 AWG.

Can the thermal or magnetic trip settings be adjusted on this breaker?

No, the FA24015AC features a standard thermal-magnetic trip unit with fixed long-time and fixed instantaneous trip functions. The settings cannot be modified in the field.

Is the FA24015AC rated for direct current (DC) applications?

Yes, in addition to its standard AC voltage ratings, this breaker is rated for use on 250VDC systems with a 10kAIC interrupting capacity.

How does the FA24015AC visually indicate a tripped condition?

When the breaker trips due to an overcurrent or short circuit, the operating handle snaps to a center position between ON and OFF, making it easy to identify in a multi-breaker panel.

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 70 reviews
Reviews Summary
Customers say this circuit breaker matches its description, fits perfectly, and works as expected. Many reviews highlight fast shipping and quick delivery times, with several noting orders arrived within days. Users appreciate the product condition, describing refurbished units as appearing new without wear or marks. Common feedback addresses competitive pricing compared to local suppliers and the overall value proposition. Customers report straightforward ordering processes and reliable service, with repeat purchasers noting consistent positive experiences. The breaker installed easily and functioned properly in various applications.
Rating
Ratings
70 reviews
  • CP
    Casey P.
    Verified Buyer
    Reviewing
    Square D FA34030 - 30A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/14/26
    Great company

    Ordered on a Saturday evening, paid for two day shipping and it arrived on time and in perfect condition. Would 100 percent be using this company going forward, beat out pricing and shipping times for all my local supply houses. Plus the staff were great to deal with.

  • AH
    Ann H.
    Verified Buyer
    Reviewing
    Square D FA36100 - 100A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/22/26
    Professional Service

    So far, so good! The circuit breaker was installed along with a new compressor for our church AC, and everything is now working well.

    The company has been professional, dependable, and reputable throughout the process. I had a question after the installation, and it was answered immediately. I also appreciated that they followed up and asked for feedback to make sure the new part was working properly and that we were satisfied with the service.

    It’s refreshing to deal with a company that not only has quality products but also cares about its customers after the job is completed. I would definitely recommend them!

  • RE
    rene e.
    Verified Buyer
    Reviewing
    Square D FA34070 - 70A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/14/26
    breaker

    breaker was just as discribed

  • BE
    Ballentine E.
    Verified Buyer
    Reviewing
    Square D FA24060AC - 60A 2 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/15/26
    Great

    Accurate and on time.

  • EB
    Edward B.
    Verified Buyer
    Reviewing
    Square D FA32100 - 100A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/1/26
    As good as new

    The Square D FA32100 circuit breaker (refurbished) was as good as a new breaker, without exception. There was no wear and tear or any marks at all. It was basically new. It is an excellent choice and a great product without having to pay the cost of a new breaker.