Yes, the 525SS is a newer model than the 425. And it sells for about $10 cheaper also. Less parts, less cost.
Primary: Strawberry Kiwi Wine
Wifes Secondary: Strawberry Wine
Kegged: Belgian Wit, Belgian Chocolate Stout
Drinking: Irish Stout, Ed's Apfelwein, Chocolate Stout, Holiday Spiced Ale, Irish Red Ale, Watermelon Wine