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X300791 is discontinued and obsolete. For replacement use: X300771 (New Part Number X300732), 56510
X300791 - MS30 System Pack V/N: 56109
Compatible with the following Master Spas Series, Models, Years & others: Contractor Series CS 862, CS 743, CS 742, CS 738, CS 730, CS 866C, CS 862C, CS 742L, CS 738L, CS 730L Years 2010, 2011, 2012 Down East Spas Cape Cod 2, Windsor 2, Exeter 2, Portsmouth 2, East Hampton 2, Somerset, Windsor STS Years 2011, 2012 Legacy Whirlpool Inspire SE, Enterprise SE, Intrepid, Inspire, Envision, Enterprise Years 2011, 2012 Twilight Series TS 7.1, TS 6.1, TS 7.15, TS 67.15 Years 2011, 2012 H2X Swim Spas Trainer 19, Trainer 17, Trainer 12, Trainer 14 Years 2011, 2012