Built for heavy-duty electrical distribution, the Square D BDA260801 is an 80A, 2-pole molded case circuit breaker belonging to the PowerPacT B-Frame series. It mounts into Square D I-Line panelboards and switchboards, providing a seamless upgrade or drop-in replacement for older FA26080AB models. Delivering an 18 kAIC interrupt rating at 480VAC, this breaker utilizes thermal-magnetic technology for precise long-time and instantaneous (LI) overcurrent and short-circuit protection.
What does the "1" at the end of the BDA260801 catalog number signify?
In the Square D PowerPacT B-Frame I-Line series, the "1" suffix indicates an AB phase connection. This dictates that the breaker will connect to the A and B phases on the panelboard bus.
Is the BDA260801 a direct replacement for older F-Frame breakers?
Yes. The PowerPacT B-Frame is the manufacturer-designated replacement for obsolete Square D F-Frame breakers. The BDA260801 serves as a drop-in upgrade for older 80A, 2-pole I-Line models such as the FA26080AB.
What type of conductors are compatible with the load lugs on this breaker?
The factory-installed load lugs accept both aluminum and copper (Al/Cu) conductors. They accommodate wire sizes ranging from 14 AWG to 2/0 AWG.
Are the thermal and magnetic trip settings adjustable on this model?
No. The BDA260801 is equipped with a fixed thermal-magnetic trip unit. Both the long-time (thermal) and instantaneous (magnetic) overcurrent protection functions are factory-set and non-adjustable.
How does this breaker mount into the panelboard?
The BDA260801 utilizes an I-Line plug-on connection on the line side, which snaps directly onto the bus assembly of compatible Square D I-Line panelboards and switchboards. The load side uses standard mechanical lugs for wire termination.
Can the BDA260801 be installed in direct current (DC) systems?
Yes. While primarily used for AC distribution, this breaker is also rated for DC applications up to 250VDC, providing a 10kA interrupting capacity for those systems.
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Reviews
Review summary
Customers rate this product 4.9 out of 5 based on 9 reviews.
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.
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.