How many service disconnects can be installed in the QU12L400SL?

Issue:
Can a second 200 ampere main service disconnect be added to the QU12L400SL?

Product Line:
Combination Service Entrance Devices

Resolution:

Additional space is provided for the field installation of a second Q-frame, 2p main service disconnect, 200A maximum. Further additional space is provided for the field installation of up to four QO style (QO, QO-VH, QOH), 2p main service disconnects, 125A maximum. The total ampacity of the combination of QO style breakers cannot exceed 200A.