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What is the difference between the 500SV43F and the 500SV43B?
Issue:
Definition of difference between the 500SV43F and 500SV43B low voltage transformers.

Product Line:
Low voltage transformers

Environment:
Application/specification

Resolution:
The ``F`` units were superseded by the ``B`` units many years ago. F is for 115 degree C temperature rise whereas B is for a cooler 80 degree C temperature rise.


 

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