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QMB363T & QMB363TW: What is the difference between the T & T W?

Issue:
Differences of QMB363T & QMB363TW.

Product Line:
QMB

Environment:
QMB Switch.

Resolution:
Although they are electrically equivalent, these two QMB branch switch units are of different designs  The QMB363T is a Series D2 design and the QMB363TW is Series E1 or Series E2 design.  They are not interchangeable.
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