Jacuzzi has made numerous changes to the pump combinations in J-200 spas. The specific pumps needed are dependent on the year in which your spa was built:
If your J-280 was built after August 2010 but before Jan 2012, you'll need the 56 frame version of these pumps:
If your J-280 was built in 2012 to present day, order from the following:
Does Not Include Power Cord.
Does not include mounting bracket