Sourdough Starter Warmer – Water Bath Uniform Warming, Precise 1°F Thermostat (70–104°F), 198H Timer, Fits Jars Up to 50oz, Sourdough Heater for Sourdough Home Baking & Consistent Fermentation

Precise Temperature Control – Perfect for Sourdough Starters: Advanced water bath heating keeps your starter in the ideal 70–104°F range with ±1°F accuracy. Maintains 75–82°F for consistent fermentation. 3.5" height ensures even heat distribution—no more failed starters! Smart Timer & Auto Shut-Off: Built-in 24H timer with alert reminders and up to 198H auto shut-off makes fermentation worry-free. Feed your starter all week without temperature concerns—restart with just one touch. Perfect for sourdough, pizza dough, or yogurt fermentation. Safe & Energy-Efficient: Made with food-safe, BPA-free materials, featuring overheat protection and auto shut-off. Consumes only 12W for stable, eco-friendly heating. Large 5" heating zone fits jars up to 50oz. Slim design saves counter space. Durable Design with Stable Power:Unlike fragile USB models, our warmer uses a reliable US plug for long-lasting durability and consistent heating. Ideal for both baking enthusiasts and professional bread makers. Easy Operation & Multi-Use: Plug-and-play design—perfect for beginners and home bakers. Can be used for sourdough starter, kombucha, Greek yogurt, and more. Please Note Fermentation Vessel (Container/Jar) is NOT INCLUDED. You will need to provide your own suitable container for fermentation. Water must be added to control the temperature. ›See more product details ›See more product details