Original Master Spa replacement circuit board X801070 for MS8000 systems. This is the newest version of the circuit board that is backwards compatible.

If you were referred to this sku, this is a brand new, original circuit board -  not a re-manufactured or old-stock board,

Free Shipping in the continental USA.

Works with 2004 Legend Series 850 and select other Master Spas.

Specifically programmed for Master.

Chip Number: MS8000R1(X)