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Will other manufacturers' branch circuit breakers work in Square D QO or Homeline load centers?

Issue:
Product design Features

Product Line:
QO and Homeline Load centers

Resolution:
The Square D QO and Homeline load centers are UL tested, listed, and labeled to accept ONLY Square D circuit breakers.
NOTE: The use of any other manufacturers' breakers, will VOID the UL listing and warranty of the product.

QO and Homeline load centers are also designed and tested by Square D to performance levels which exceed Underwriters Laboratories Standards. Use of Other manufacturers breakers, other than Square D Circuit Breakers, May Adversely Affect User Safety and Impair Reliability. Square D disclaims all liability for damage, injury or non-performance caused by the use or failure of non-Square D circuit breakers.

Schneider Electric Canada

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