Originally posted by: mechBgon
Here's a handy Panaflo link: common specs of entire line including how to interpret the model names. The H1B has a third lead. If the letter after that is X, e.g. H1BX, then you have an RPM-sensing one (if that matters).
Panasonic proably didn't set out with the goal of cornering the PC cooling-fan market, so the bare-wired fans are probably for the one-zillion industrial uses for 12V or 24V DC fans where they're going to solder them to a circuit board.
Originally posted by: mechBgon
Here's a handy Panaflo link: common specs of entire line including how to interpret the model names. The H1B has a third lead. If the letter after that is X, e.g. H1BX, then you have an RPM-sensing one (if that matters).
Panasonic proably didn't set out with the goal of cornering the PC cooling-fan market, so the bare-wired fans are probably for the one-zillion industrial uses for 12V or 24V DC fans where they're going to solder them to a circuit board.