Jacuzzi has made numerous changes to the pump combinations in J-300 spas. The specific pumps needed depend on the year in which your spa was built.
Pump One. Jacuzzi #6500-343 230V, 2.5HP, 2 Speed, 48 frame pump and motor combination fits all J-345 built until August 2010.
Pump Two. Jacuzzi #6500-341 230V, 2.5HP, 1 Speed, 48 frame pump and motor combination fits all J-345 built until August 2010.
These are the new universal rotation bracketless motors for use with you universal mounting bracket, so your exsisting pump orientation really doesn't matter, these will fit.
If your J-345 was built after August 2010 but before Jan 2012, you'll need the 56 frame version of these pumps.
Pump One. Jacuzzi #6500-367 230V, 2.5HP, 2 Speed, 56 frame pump and motor combination.
Pump Two. Jacuzzi #6500-365, 230V, 2.5HP 1 Speed, 56 frame pump and motor combination.
If your J-345 was built in 2012 to present day, order from the following.
Pump One. Jacuzzi #6500-367 230V, 2.5HP, 2 Speed, 56 frame pump and motor combination.
Pump Two. Jacuzzi #6500-365 230V, 2.5HP, 1 Speed, 56 frame pump and motor combination.
Does Not Include Power Cord.
Does not include mounting bracket
Circulation Pump
Jacuzzi #6000-125 230V pump fits all J-345 model hot tubs built until the end of 2011. Uses 3/4" Barbed fittings.
Jacuzzi #6500-907 230V pump fits all J-345 model hot tubs built from 2012 to present day. Uses 1.5" unions.
