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Square D BDA24090Y2 Molded Case Circuit Breaker

  • 90A
  • 2 Pole
  • I-Line
Square D BDA24090Y2
Molded Case Circuit Breaker
Brand Square D
SKU BDA24090Y2
Select Item Condition
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  • 90A
  • 2 Pole
  • I-Line

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Square D BDA24090Y2 - 90A 2 Pole Molded Case Circuit Breaker

Square D BDA24090Y2 - 90A 2 Pole Molded Case Circuit Breaker

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$828.15 In Stock

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Description

Built for industrial power distribution, the BDA24090Y2 provides standard long-time and instantaneous trip functions to safeguard critical electrical circuits. This 90A PowerPacT B-Frame model features an AC phase connection and an I-Line mounting interface. It easily installs into Square D I-Line panelboards, offering a seamless upgrade path for discontinued FA24090 units. With an 18kAIC rating at 480VAC, it delivers dependable short-circuit protection and includes a Visi-Trip indicator.

Specifications

Key specifications
Brand Square D
Part Number BDA24090Y2
Series BDA
Amperage 90A
Poles 2
Mounting Style I-Line
Voltage 208Y/120VAC, 240VAC, 480Y/277VAC, 480VAC, 250VDC
Phase 1
AIC Rating 25kA @ 208Y/120VAC, 25kA @ 240VAC, 18kA @ 480Y/277VAC, 18kA @ 480VAC, 10kA @ 250VDC
Fit and installation
Frame Type BDA
Terminal Type Lugs
For Use With Square D I-Line Panelboards, Square D I-Line Switchboards
Wire Gauge 14 AWG - 2/0 AWG (Al/Cu)
Max Wire 2/0 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, Rotary Handle
Accessories Factory-configured for AC-Phase connection
Standards CSA C22.2 No 5, EN/IEC 60947-2, NEMA AB 1, UL 489
Approval CCC, CE, CSA, EAC, IEC, NOM, UL
Temp Rating -25C to 70C
Construction Features HACR Rated, Visual Trip Indicator

Product FAQs

8 answers
What older Square D circuit breakers does the BDA24090Y2 replace?

The PowerPacT B-frame BDA24090Y2 is a direct replacement for legacy FA-frame and FH-frame breakers, specifically the FA24090AC and FH24090AC. It fits the exact same mounting space in I-Line panelboards to simplify retrofits.

What does the Y2 suffix mean in the BDA24090Y2 catalog number?

The Y2 suffix indicates that this 2-pole I-Line circuit breaker is factory configured for an AC phase connection on the panelboard bus.

How does the I-Line connection work on this breaker?

The breaker features a plug-on line side that snaps directly onto the I-Line panelboard bus. The load side uses standard mechanical lugs to secure the outgoing wires, eliminating the need for line-side wiring.

Is the BDA24090Y2 suitable for direct current control circuits?

Yes, in addition to standard AC distribution, this breaker is certified for DC applications up to 250VDC, making it compatible with various industrial control and automation panels.

What does the D in the BDA catalog number signify?

In the Square D PowerPacT nomenclature, the D indicates the interrupting rating tier. For the B-frame series, the D-tier provides standard commercial fault protection, including 18kAIC at 480VAC.

Are the trip settings adjustable on this breaker?

No, the BDA24090Y2 features a fixed thermal-magnetic trip unit. Both the long-time overload and instantaneous short-circuit trip thresholds are factory set and cannot be adjusted in the field.

Is this circuit breaker HACR rated?

Yes, the BDA24090Y2 is HACR rated, meaning it is approved by UL for use with heating, air conditioning, and refrigeration equipment.

How can I tell if the BDA24090Y2 has tripped?

This breaker includes a visual trip indicator. When an overload or short circuit occurs, the handle moves to a center position and the indicator provides a clear visual cue to help electricians quickly locate the tripped circuit.

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Reviews

4.9
Rated 4.9 out of 5 stars
Based on 9 reviews
Rating
Ratings
9 reviews
  • KF
    Kevin F.
    Verified Buyer
    Reviewing
    Square D BDA36100 - 100A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/2/26
    Good price, fast delivery

    My local supplier was backordered one this item for a few months, Superbreakers beat the price and delivered it quickly.

  • AG
    Alan G.
    Verified Buyer
    Reviewing
    Square D BDA36020 - 20A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    3/10/26
    Excellent Value

    Excellent Value and fast shipping. SuperBreakers delivered!!

  • MM
    Mike M.
    Verified Buyer
    Reviewing
    Square D BDA36050 - 50A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    2/25/26
    Review

    Super Breakers had the breakers I needed in stock at a fair price and shipped & delivered in an expedited fashion. They are my go-to guys for hard to find breakers.

    Mike @ Frey Electric

  • SM
    Sergio M.
    Verified Buyer
    Reviewing
    Square D BDA36040 - 40A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    1/19/26
    Installed & working

    Ordered this from SuperBreakers when local vendors were quoting me 25%+.

    So I got a refurbished version of this breaker.

    It is installed and working.

    Also, service was great.

    Thank you SuperBreakers!

  • GO
    George O.
    Flag of United States
    Reviewing
    Square D BDA36080 - 80A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 4 out of 5 stars
    8/18/22
    Just received it. Packaging was

    Just received it. Packaging was good. Product seems to be exactly as described. Installing soon.