First time buying from here and will definitely do it againOn 09/09/2018 by D. A. (verified customer)
Navigator Remote Control Ferrite MagnetItem #: 74079
Ferrite magnet used to prevent interference on the Navigator Remote control for the IQ2020 control system. One of these is installed on each of the communication cables for any accessories used in the spa if there is a problem with the wireless remote continually disconnecting.