This domain is a play on "Sense" and "AV", which could signify Aviation, Audio-Visual, or Anti-Virus, among others.
The word "sensav" contains only six characters and only two syllables. Two-syllable names are extremely rare and extremely valuable. Established brands using two syllable names include Sony, Pocket and Pepsi.
This domain was first registered in September 2016. Older domains have an advantage when ranking in search engines.