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Did the QON442LS400, QON442MS300 or QON442MS400 load centers accept QOT tandem or QO tandem circuit breakers?

Issue:
Product Design Features

Product Line:
QO Load centers

Environment:
Branch breakers

Cause:
Application

Resolution:
No, they will not. QO 3 phase load centers do not accept tandem circuit breakers. These load centers were 42 space-42 circuit load centers panel, accepting  only full size QO 1-Pole branch breakers.

NOTE: These catalog numbers are ALL obsolete and no longer available.

 
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