The 5 Amp Slow Blow (FST) by Master Spas is a replacement fuse made to go in your home spa. The fuse allows a greater level of power to flow without disrupting the circuit or blowing the fuse itself. The piece is affordable, easy to install and can be a simple fix for a problem with your spa
The sensor assembly is specifically designed to go with Down East Spas and Legend Series Master Spas (select 1996-1999 models). It is a replacement for Balboa Dual Sensor Assembly with Temperature and Hi-Limit Sensor. Compatible with all Balboa systems that use this type of sensor.