Issue:
What is a subfeed breaker?
Product Line:
Panelboards
Resolution:
In panelboards, a subfeed breaker is a lug in/lug out branch breaker mounted, not on the panelboard interior bus bars, but at the opposite end of the main and cabled to the interior. They are typically of larger amperage than branch breakers mounted on the panel bus and they increase the overall panel height. See example representations below of a subfeed breaker on an NQ panelboard:

What is a subfeed breaker?
Product Line:
Panelboards
Resolution:
In panelboards, a subfeed breaker is a lug in/lug out branch breaker mounted, not on the panelboard interior bus bars, but at the opposite end of the main and cabled to the interior. They are typically of larger amperage than branch breakers mounted on the panel bus and they increase the overall panel height. See example representations below of a subfeed breaker on an NQ panelboard:
Released for: Schneider Electric USA


Need help?
Product Selector
Quickly and easily find the right products and accessories for your applications.
Get a Quote
Start your sales inquiry online and an expert will connect with you.
Where to buy?
Easily find the nearest Schneider Electric distributor in your location.
Help Center
Find support resources for all your needs, in one place.