Sundance LED No-Circulation Pump PCB, 2012 (6600-720) aquastar helping restore both the plumbing

helping restore both the plumbing path and the related air-bleed feature

It helps protect the combustion chamber from heat exposure while supporting proper burner-chamber performance

and this Maytronics Dolphin DX4 version uses the 99954302-ASSY reference

This version is especially useful when the original installation is built around a Watkins-style low-flow heater and the service plan depends on matching that format closely

so replacing the correct matching component helps preserve the original skimmer design

Sundance LED No-Circulation Pump PCB, 2012 (6600-720) aquastar helping restore both the plumbingSundance LED No Circulation Pump PCB, 2012 (6600 720) is a replacement printed circuit board for compatible Jacuzzi or Sundance spa control systems. The circuit board manages key spa functions and must be matched carefully to the original system configuration, including pump count, voltage, model family, production range, and any circulation pump requirements. Use this board when a qualified technician has diagnosed a failed control board or when