Technical FAQs

Ask a Question

What is the replacement for a Q12150 mounted in a QO load center?

What is the replacement for the obsolete Q12150 in a QO load center?

Product Line:
QO Load Center Family

QO load centers and accessories sold and supported in the USA.

Replacement for the obsolete Q12150 in a QO Load Center.

It may be possible to replace the Q12150 with a QO2150.  The QO2150 can be applied in a Square D QO single phase load center, Series G1 (See Note #1), S1 or S2 rated 150 to 225 ampere.
The branch breaker ampacity cannot exceed the load center mains ampacity rating.

Note #1: Use only in Series G1 load centers manufactured since 8/8/1986 (date code H08xxxx).  The date code is stamped on the wiring diagram or box label.  Also, the interior label  located
on the load center interior assembly will list type QOC breakers.

Note #2:  DO NOT USE in any Square D QO or QON three phase load centers, NQO, NQOB, NQOB or NQ panelboards or other manufacturers load centers or panelboards.  Please refer to the
Installation Bulletin supplied with the device for further restrictions regarding mounting these devices or adjacent branch circuit breakers.   

CTA-ID : 2005113
Was this helpful?
What can we do to improve the information ?