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.
Durable 2 inch 90 degree VGB-standard suction adapter is designed to work with our standard 2 inch suction covers for Master Spa hot tubs. Perfect for constrained spaces and comes with a vacuum break at the 90-degree angle.