Best Brewing Heaters & Temperature Controls of 2026

The FJR Sourdough Warmer is designed to keep your sourdough starter at the perfect temperature between 70 and 100°F, helping your starter stay active and your dough rise faster. You’ll need to provide your own jar or container since it’s not included. The mat uses safe, BPA-free materials and a low-wattage heating element to warm your starter reliably without risks, featuring built-in overheat protection and auto shut-off for added safety. Simply place your container on the mat and plug it in to enjoy consistent warmth, making sourdough baking easier and more predictable every time.

The MENGBEI Sourdough Warmer lets you precisely control the temperature between 70-100℉, helping your sourdough starter ferment perfectly, even in cold weather. This means you can speed up your baking process by cutting fermentation time in half. The smart timer with memory function adds convenience by letting you set and save your preferred temperature and time, so you don’t have to reset it every time. Plus, the warmer heats up quickly and evenly thanks to advanced graphene and aluminum foil technology, using minimal energy. You can keep your dough at the right warmth effortlessly, making baking easier and more consistent.

The Pakusane SourKeeper Pro makes sourdough proofing simple and precise. Its built-in stainless steel dough probe measures the actual temperature inside your dough, so you know exactly when it’s ready to rise. You can set the temperature from 70 to 110°F with 1-degree accuracy, helping you maintain the perfect environment for fermentation. The device also features an automatic warming switch and a 24-hour timer, allowing you to adjust for changes in room temperature or jar size easily. Plus, its 6.5-inch wide base fits various containers, so you can proof your dough in your favorite jar or bowl without hassle. The attractive wood-grain design and clear LED display add a warm, stylish touch to your kitchen.

The Pakusane SourKeeper Warmer is designed to make sourdough baking easier and more precise. It features a stainless-steel probe that measures the dough’s internal temperature, so you don’t have to guess if it’s ready to rise. You can set the temperature exactly between 70 and 110°F, giving you full control over the fermentation process. The warmer also has a 24-hour timer and auto-warming function, which adjust to changes in room temperature or jar size, ensuring consistent results. Plus, its wide base fits different containers, from jars to mixing bowls, and its wood-grain look adds a warm, inviting touch to your kitchen.

The Kombucha Heating Wrap is a North American 120V heating pad specifically designed for home brewing kombucha. It features 3 temperature settings that are carefully picked to brew at the right temperature year-round. This wrap is safe to use around liquids and is designed to work with temperature gauges. Additionally, it can be left on for the entire brewing process.

The Glevxora Sourdough Warmer offers precise temperature control, allowing you to set the heat anywhere between 65°F and 140°F with 1-degree accuracy. This helps you create the perfect environment for your sourdough to ferment faster and more reliably. It also includes a smart timer that lets you program the warming time from 1 to 24 hours, so you don’t have to watch over it constantly. Thanks to the memory function, the warmer remembers your last temperature setting, saving you time on repeated use. Plus, it’s energy-efficient and safe, using less power and featuring protections like automatic shut-off, so you can bake with peace of mind.

The Swess Fermentation Heating Pad is designed to make your homebrewing process easier and more efficient. Its 10.6-inch round cushion lets you place your fermentation tank directly on it without needing extra straps, making setup quick and hassle-free. With a 25-watt power output, this heating pad helps speed up fermentation while keeping costs low, perfect for various container types. Safety is a priority, as it features a built-in temperature controller that keeps the heat between 45 and 65 degrees Celsius, automatically turning off and on to prevent overheating. Plus, its durable PVC surface is waterproof and easy to clean, ensuring even and stable heating for your brew.

The NICOFPHY Starter Warmer offers precise temperature control, allowing you to set the heat to the exact degree between 70°F and 100°F. This helps you maintain the perfect environment for your sourdough starter, enhancing flavor, texture, and aroma. It comes with a sturdy thick glass dome that traps heat efficiently, speeding up fermentation and fitting most standard sourdough jars. The built-in 0-12 hour timer lets you schedule the warmer to turn on or off automatically, saving energy and ensuring your starter is ready when you need it. Plus, it's compact and easy to use, though you should monitor temperatures to get the best results in different environments.

The Brewing & Fermentation Heat Pad is a 10-inch heating mat designed to fit under almost any size crock, carboy, or bucket fermentor. It provides natural radiant heat to mimic nature's normal process in organic fermenting. The built-in thermal control regulates the temperature and shuts off the heater to prevent overheating. The pad requires no wrapping, tape, or belts and is easy to use. The product comes with a 1-year no-questions-asked guarantee.

The MQUPIN Sourdough Warmer offers even heating thanks to its unique water circulation system, which surrounds your fermentation jar to keep the temperature consistent. This helps you achieve smooth yogurt, perfectly fermented dough, and balanced kombucha flavors without hot spots. With its precise thermostat adjustable by 1°F between 70 and 104°F, you can create an ideal environment to activate yeast or maintain kombucha bacteria, increasing your chances of successful fermentation. The warmer also features a long timer that can be set up to 198 hours, allowing you to leave your fermentation process unattended. Plus, an intelligent feeding reminder alerts you when it’s time to feed your yeast, so you never miss a crucial step, even on busy days.