Sundance 780 2-Pump 60Hz Enclosed PCB, 05/2018+ (6600-404) lascofittings A part like this is

A part like this is useful where a serviceable union connection also needs an integrated tee branch

or too worn to move freely

or existing component so the repair supports the intended system performance and service life

It helps support water flow

3 foot cord

Sundance 780 2-Pump 60Hz Enclosed PCB, 05/2018+ (6600-404) lascofittings A part like this isSundance 780 2 Pump 60Hz Enclosed PCB, 05 2018+ (6600 404) 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