Original Master Spa replacement circuit board with chip MAS260.

Master Spa Circuit Board X800960 MAS260 replaces 53516 boards found in the 52641 spa pack..

Has 8 pin phone style connector for the control panel (sold separately if needed).

This circuit board used in Legacy, Legend, Freedom and even Master Spas Down East spas.  Replaces boards with 53516 on them.

MAS260 - X800960

Note there is another board used in MAS260 equipment called X800965 that also works in MAS260 boards that have 52532 on the board.