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Square D FDA32015 Molded Case Circuit Breaker

  • 15A
  • 3 Pole
  • I-Line
Square D FDA32015
Molded Case Circuit Breaker
Brand Square D
SKU FDA32015
Select Item Condition
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  • 15A
  • 3 Pole
  • I-Line

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Square D FDA32015 3 Pole Circuit Breaker

Square D FDA32015 - 15A 3 Pole Molded Case Circuit Breaker

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$357.71 In Stock

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Description

Part of the legacy F-frame series, this 15A molded case circuit breaker delivers thermal-magnetic protection for commercial and industrial applications. It installs into Square D I-Line panelboards and switchboards, utilizing a plug-on phase connection for rapid deployment. Featuring a 25kAIC interrupt rating at 240VAC, the unit includes standard long-time and instantaneous (LI) trip functions. Note that this specific model has been superseded by the PowerPact HDA36015 for modern upgrades.

Specifications

Key specifications
Brand Square D
Part Number FDA32015
Series FDA
Amperage 15A
Poles 3
Mounting Style I-Line
Voltage 240VAC
Phase 3
AIC Rating 25kA @ 240VAC
Fit and installation
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, Alarm Switch
Accessories Load Side Lugs Included
Standards CSA C22.2 No. 5, NEMA AB 1, UL 489
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, Visual Trip Indicator, Non-Interchangeable Trip

Product FAQs

6 answers
Which panelboards accept the FDA32015 circuit breaker?

This F-Frame breaker is specifically designed for installation in Square D I-Line panelboards and switchboards. It utilizes a plug-on phase connection for rapid deployment.

What is the modern replacement for the legacy FDA32015?

The FDA32015 is a legacy F-Frame breaker. For new installations or modern upgrades, Square D has superseded this model with the PowerPact HDA36015.

Does the FDA32015 require separate mounting hardware for the line side?

No, it features an I-Line style plug-in connection. The breaker jaws clamp directly onto the I-Line bus assembly, providing both the mechanical mounting and electrical phase connection without additional fasteners.

Can the trip settings on the FDA32015 be adjusted?

No, this breaker features a fixed thermal and fixed magnetic trip unit. The long-time and instantaneous (LI) protection parameters are factory-set and cannot be modified in the field.

What wire sizes are compatible with the load lugs on this breaker?

The factory-installed lugs accept either copper or aluminum conductors ranging from 14 AWG to 4 AWG.

Is this breaker rated for DC voltage applications?

No, the FDA32015 is only rated for AC voltage, with a maximum rating of 240V AC. It does not carry a DC voltage rating.

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 2 reviews
Total 5 star reviews: 2 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
Rating
Ratings
2 reviews
  • DN
    Dan N.
    Verified Buyer
    Reviewing
    Square D FDA34030 - 30A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    5/8/26
    Used Breaker

    Shipped and arrived timely, well packaged, was clean and in good used condition. Outside putting it into service all has a appears to be good.

  • EB
    Erich B.
    Verified Buyer
    Reviewing
    Square D FDA34020 - 20A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    10/18/25
    Great service

    Always super easy to deal with