If this SWM8 has a green sticker/label, then it has the BSF internally. If not, then it should have one too.
With no RF coming out legacy #3, cap or not at your pleasure.
BTW: it wasn't the development engineer, but the CTO [head honcho] of DirecTV that told me.
Do you mean?
The 8 way splitter is green label -The SWM8 I'm not sure where is that marked?
Sorry for being Dense