Sundance 680/Jacuzzi J-100/J-200 1/2-Pump 60Hz PCB (6600-268) pumpimpellers A diffuser like this is

A diffuser like this is useful because it helps manage water movement inside the wet end and supports efficient interaction between the impeller and pump housing

Useful when replacing a cracked or unreliable original air button

Supports more complete pump restoration

A major replacement like this is especially useful when the damage is too central for smaller service parts to address fully

and emergency replacement needs

Sundance 680/Jacuzzi J-100/J-200 1/2-Pump 60Hz PCB (6600-268) pumpimpellers A diffuser like this isSundance 680 Jacuzzi J 100 J 200 1 2 Pump 60Hz PCB (6600 268) 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