An NBC News digital producer was busted Tuesday for secretly making a video of his girlfriend having sex with him on Valentines Day — and posting it on a porn web site, law enforcement sources told The Post.

Carlo Dellaverson, 30, who works for the Peacock station’s online division — and whose dad is former top MTA official Gary Dellaverson — hid a camera in the apartment he shared with his 29-year-old gal pal on Barrow Street in Greenwich Village, the sources said.

He then slipped into bed with her and kept the camera rolling as they did the deed, and later posted the video the on XTube, the sources said.

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