• Super Precise Readings: Easily measure and control the temperature right inside your fermenter for the most accurate data throughout fermentation.
• Plug-and-Play Design: A simple fitting for your RAPT, making installation a breeze.
• Ideal for Even Temperature: The RAPT cools and heats your entire fermenter, ensuring an even temperature and precise control.
If you're looking to measure the wort temperature directly, install this 2m (6.5') Extension Probe in your RAPT Fermentation Chamber. For the highest accuracy, perform a 2-point calibration in the settings menu. The probe diameter is 4 mm (0.15').


This extension probe is great for homebrewers and professional brewers who want to precisely monitor the temperature inside their fermenter. You can use it when brewing beer, wine, or other fermented beverages. It's 6.5 feet long and has a 4 mm diameter, making it easy to place inside the fermenter. Simply plug it into your RAPT Fermentation Chamber for accurate temperature readings.