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Grainfather G40

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The Grainfather G40 brewing system has a bigger capacity and better connectivity. Produce up to 40L of beer from one brew. Connect your mobile device to the smart controller with built-in wireless control via the Grainfather App, for step-by-step brewing and access to bazillions of recipes.

Add the Grainfather G40, G70 & SS Fermenter 1/2" Tap or Ball Valve Assembly 316 Stainless Steel - 1/2 Inch to enable quick drainage from the bottom of the unit making CIP a breeze.


  • Sleek 304 grade stainless steel body
  • Heats wort evenly with large, surface mounted heating elements
  • Connect your mobile device to the smart wireless controller via the Grainfather App and manage your brew remotely
  • Conical base for maximum wort transfer
  • Efficient and sanitary brew transfer with the counterflow wort chiller
  • PID heating control for accurate temperature management during mashing
  • Quick and easy cleaning with CIP (clean in place) capability
  • Integrated sight glass for easy volume reading
  • Rolled edge mash plate and large hop filter to reduce blockages
  • Compatible with 10 and 15 amp modes (15 amp NZ/AU only)


SIZE: 650 x 530mm 

WEIGHT: 29kg 

BOX DIMENSIONS: 62cm  x  57cm  x  72.5cm


CAPACITY: 46L (12 US gal)

BATCH VOLUME: Max: 40L Min: 10L 

GRAIN BILL: Max: 13kg Min: 3kg 

POWER: NZ, AU: 2300 - 3200W, 230V UK: 2900W, 230V US, EU: 3300W, 230V

CONNECTIVITY: Wireless control


  • Grainfather G40
  • Smart controller with built-in wireless connectivity
  • Counterflow wort chiller
  • Glass lid
  • Lifting bar
  • Inner basket
  • Recirculation hose
  • Grain plate
  • Hop filter
  • Fittings
  • 10amp power cable

Click here for the G40 instruction booklet.

Click here for the G40 technical specifications.

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