Compatible With pressure switch is for the 1993-1994 Hot Spot Z (round spa) as well as the 1998 Hot Spot RE, RLX, SE & SLX. 

This pressure switch is for the spa models listed below
The 33232 Pressure Switch is for the 1993-1994 Hot Spot model listed below
Models Serial # Range Years
Round Z-230000 to Z-449999 1993-1994
RE Z-181001 to Z-489999 1998
RLX ZQ-181001 to ZQ-489999 1998
SE Y-181001 to Y-489999 1998
SLX YQ-181001 to Y-489999 1998