Spa Power 500 SP500 Controller Only - Upgrade from 54500 54500A

Save 18%

Choose Heater Sizes: SP500 w/ 1.5kW Heater
$1,099 $1,333


Often times, it is better to replace the controller on an older SP500, 54500, 54500A. This controller comes complete with latest MKII PCB, 1.5kW or 2.0kW heater, complete casing, and 40mm unions. 


  • 1.5kW uses standard 10A 3-pin plug (or can be hard-wired)
  • 2.0kW uses 15A 3-pin plug with larger Earth pin (or can be hard-wired)

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