This Ideal Vacuum air cooling fan extension cable is used to connect a turbo pump’s air cooling fan to a remote rack mounted controller. It directly replaces Agilent Varian part number 9699940.

It can be used with Agilent Varian TwisTorr 74FS, 84FS, 304FS, 305FS, Turbo-V 81, and V301 turbo pumps.

This cable is 5 meters long and has a male USB-B on one end and a female USB-B on the other. The fan’s power cable plugs into one end of the cable. The other end plugs into the J6 female USB-B connector on the back of the rack mount controller.