Belonging to the legacy F-Frame family, the Square D FAL26050 is a 2-pole, 50A MCCB for commercial applications. It provides robust power distribution for heavy-duty systems. This unit mount breaker installs into Square D enclosures and switchboards. It is officially replaced by the HDL26050 for modern upgrades. Featuring fixed thermal-magnetic trip technology, it offers long-time and instantaneous protection. It delivers a 25kAIC rating at 240VAC and includes a Visi-Trip indicator.
CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489, HACR Rated
Approval
CSA, IEC, UL
Temp Rating
40C
Construction Features
HACR Rated, Visual Trip Indicator, Common Trip, Trip-Free Mechanism
Product FAQs
8 answers
What is the modern replacement for the FAL26050?
The Square D FAL26050 is a legacy F-Frame circuit breaker. For modern panel upgrades or replacements, it is officially replaced by the PowerPacT H-Frame HDL26050.
What enclosures and panels are compatible with the FAL26050?
This unit mount breaker is designed for use in compatible Square D enclosures, switchboards, and unit-mount panelboards. It is not compatible with I-Line panelboards, which require a plug-on mounting style.
What wire sizes are accepted by the lugs on the FAL26050?
The factory-installed lugs accept 14 to 1/0 AWG copper wire or 12 to 1/0 AWG aluminum wire.
Can the FAL26050 be used in DC applications?
Yes, the FAL26050 is rated for use in DC systems up to 250VDC, providing an interrupting rating of 10kAIC at 250VDC.
How do I mount the FAL26050 circuit breaker?
The FAL26050 is a unit mount, feed-thru circuit breaker. It bolts directly to the mounting pan or backplate of the enclosure or panelboard and connects via line and load side lugs.
Can I add a shunt trip or auxiliary switch to the FAL26050?
Yes, the Square D FAL series supports internal accessories, including shunt trips, auxiliary switches, and undervoltage releases. These must be properly matched to the F-Frame footprint.
What type of trip unit does the FAL26050 use?
It features a fixed thermal-magnetic trip unit that provides long-time overload and instantaneous short-circuit protection. The thermal and magnetic trip settings are fixed and cannot be adjusted in the field.
Does the FAL26050 have a visual trip indicator?
Yes, Square D F-Frame breakers feature a Visi-Trip indicator. When the breaker trips, the handle moves to a center position and a high-visibility red indicator appears, allowing for rapid fault identification in the panel.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 39 reviews.
5.0
Rated 5.0 out of 5 stars
Based on 39 reviews
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38
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1
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Reviews Summary
Generated by AI from 39 most recent customer reviews
Last updated 9/25/26
Customers say this circuit breaker arrives in excellent condition and works as expected. The product performs flawlessly and functions reliably. Many reviews highlight fast shipping, competitive pricing, and quick delivery times. Users appreciate the availability of refurbished and obsolete models. The parts arrive well-packed and in like-new condition. Common feedback addresses excellent communication and straightforward ordering. Overall, customers report satisfaction with product quality, value, and prompt service fulfillment.
Square D FAL3603015M - 30A 3 Pole Motor Circuit Protector
I recommend this product
Rated 5 out of 5 stars
9/15/26
Great service!!!
Bought this to replace the faulty one. Shipped overnight and arrived at noon as promised. Works as new. Very happy with this. Awesome help from the staff. Definitely my go to place now.
Thank you.
MB
Michael B.
Verified Buyer
Reviewing
Square D FAL32030 - 30A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
8/13/26
Great product
This item worked as expected and is good quality. SuperBreakers did a great job with communication and delivery.
ZB
Zachary B.
Verified Buyer
Reviewing
Square D FAL36040 - 40A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
7/23/26
Perfect
Exactly what we needed and worked flawlessly. Thanks
JR
John R.
Verified Buyer
Reviewing
Square D FAL36100 - 100A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
6/29/26
Circuit Breaker
The breaker was in "like new" condition and well packed for shipping. Excellent value overall!
RF
Ron F.
Verified Buyer
Reviewing
Square D FAL340801021 - 80A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
5/13/26
Square D FAL340801021 - 80A 3 Pole Molded Case Circuit Breaker
As usual SB has the best price and delivery was spot on!