Grainfather GF30 Conical Fermenter Wireless Temperature Controller


In stock

SKU: 1999986 Category: Tags: ,


Automation without removing the fun of brewing, be as involved as you want to be! More automation means you can multitask or simply relax while brewing and then be alerted when to return for your next step.

Use the Connect Control Box in conjunction with the Connect App (and the recipe creator) for the ultimate brewing experience.

Control Box Features:

  • Bluetooth connection to your mobile device so it can be controlled remotely 
  • PID algorithm works in conjunction with a triac for more stable heating and so you can control power output
  • Programmable step mashing
  • Delayed heating – fill your Grainfather with water the night before and wake up to your water at strike temperature ready for brewing straight away
  • Change between celsius and fahrenheit easily
  • Waterproof graphic display
  • Lugs at rear which can be changed to suit any Grainfather currently on the market
  • Use in manual mode or with app

App Features:

  • Grainfather Grain Kit recipes provided in app
  • Import Beer XML files 
  • Set your own boil temperature (for different altitudes)
  • Change between celsius and fahrenheit easily
  • Grainfather calculators provided in app

Online recipe creator – create, share, rate and review brews through this central hub. Then when ready, sync with your app.


  • Waterproof graphic display
  • 30% glass infused ABS plastic for extra strength
  • Bluetooth (V4.1)
  • 1600W Heating

Required Specs for App:

Hardware: iPhone 4S or higher
Software: iOS8 or higher. Must have Bluetooth 4.0 or higher

Hardware: Android 4.3 (API Level 18) or higher
Software: Must have Bluetooh Low Energy (LE)/Bluetooth Smart

Click here to download the Grainfather Connect Control Box Instructions.

Click here to view the video of the Brewing Community.


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