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The Grainfather G40 Brewing System

For grain brewers to make great beer the Grainfather G40 is the latest brewing system in the G SERIES range perfect to make high quality beer. Packed with all of the innovative features you can find in the G70 plus more, this system is your new best friend for brewing up to 38L of beer and filling 2 x 19L corny kegs. With a max grain bill of 13kg thanks to its large grain basket, you can adjust a high ABV recipe to a smaller batch volume, allowing you to brew larger grain bills that can easily go above 9% ABV. Great for grain brewers who want to achieve maximum brewing efficiencies and sanitary brew transfer with a robust magnetic drive pump for the ultimate brewing experience with a all in one brewing system top notch features like Bluetooth

Just like the G70, you can manage your brew remotely with the smart controller that has built-in wireless Bluetooth connectivity. Simply connect your mobile device to the controller and manage your brew through the FREE Grainfather App. Once connected, you’ll have access to a step-by-step brewing system and bazillions of recipes to choose from, or you can even create your own! With top notch features

The Grainfather G40 Great Features, Intuitive Design for great beer

  • G40 body built out of high grade, 304 stainless steel
  • Heats wort evenly with conical shaped surface mounted heating element
  • Conical base for maximum wort transfer
  • Connect your mobile device to the smart controller connect control box with built-in wireless Bluetooth connectivity via the Grainfather App and manage your brew remotely. Our free brewing app has all the tools, calculators and recipes that empower you to create amazing beer at home. Or get creative and design your own with our feature-packed recipe creator! perfect brewing companion
  • Comes with a counter flow wort chiller for a more efficient and sanitary wort transfer
  • PID (proportional integral derivative) a specially developed algorithm for managing accurate and consistent mash temperatures
  • Quick and easy cleaning with CIP (clean in place) capability
  • Counterflow Chiller
  • Integrated sight glass for easy volume reading
  • Rolled edge grain plate and perforated basket for easy mashing, 304 grade stainless steel
  • Large bottom mounted dual-stage hop filter reduces pump and chiller blockages
  • We’re confident that our products will produce professional results, just like the craft breweries. That’s why every G40 comes with a 3-year warranty.

What's Included with the Grainfather G40 grain brewing all in one brewing system

  • Grainfather G40
  • Smart controller connect control box with built-in wireless connectivity Bluetooth
  • Counterflow chiller
  • Built-in pump
  • Glass lid
  • Grain basket lifting bar
  • Grain basket
  • Recirculation hose
  • Grain plate
  • Hop filter
  • Fittings, copper inner coil
  • 304 grade stainless steel

Grainfather G40 Specifications

  • Size: 725 x 555mm
  • Weight: 29kg
  • Max preboil volume: 46L
  • Batch volume
  • Maximum capacity: 40L
  • Minimum capacity: 10L
  • Grain bill
  • Maximum: 13kg
  • Note: max weight depends on grain crush, type and variety. Large grain bills may also require the use of an additional grain plate.
  • Minimum: 3kg
  • Heating Power: 2900W, 230V
  • Connectivity: Wireless control Bluetooth

G40 The Grainfather Brewing System

Regular price £1,260.00
.Sold out

Shipping calculated at checkout

SKU: 10767

The Home Brew Shop Product Description

The Grainfather G40 Brewing System

For grain brewers to make great beer the Grainfather G40 is the latest brewing system in the G SERIES range perfect to make high quality beer. Packed with all of the innovative features you can find in the G70 plus more, this system is your new best friend for brewing up to 38L of beer and filling 2 x 19L corny kegs. With a max grain bill of 13kg thanks to its large grain basket, you can adjust a high ABV recipe to a smaller batch volume, allowing you to brew larger grain bills that can easily go above 9% ABV. Great for grain brewers who want to achieve maximum brewing efficiencies and sanitary brew transfer with a robust magnetic drive pump for the ultimate brewing experience with a all in one brewing system top notch features like Bluetooth

Just like the G70, you can manage your brew remotely with the smart controller that has built-in wireless Bluetooth connectivity. Simply connect your mobile device to the controller and manage your brew through the FREE Grainfather App. Once connected, you’ll have access to a step-by-step brewing system and bazillions of recipes to choose from, or you can even create your own! With top notch features

The Grainfather G40 Great Features, Intuitive Design for great beer

  • G40 body built out of high grade, 304 stainless steel
  • Heats wort evenly with conical shaped surface mounted heating element
  • Conical base for maximum wort transfer
  • Connect your mobile device to the smart controller connect control box with built-in wireless Bluetooth connectivity via the Grainfather App and manage your brew remotely. Our free brewing app has all the tools, calculators and recipes that empower you to create amazing beer at home. Or get creative and design your own with our feature-packed recipe creator! perfect brewing companion
  • Comes with a counter flow wort chiller for a more efficient and sanitary wort transfer
  • PID (proportional integral derivative) a specially developed algorithm for managing accurate and consistent mash temperatures
  • Quick and easy cleaning with CIP (clean in place) capability
  • Counterflow Chiller
  • Integrated sight glass for easy volume reading
  • Rolled edge grain plate and perforated basket for easy mashing, 304 grade stainless steel
  • Large bottom mounted dual-stage hop filter reduces pump and chiller blockages
  • We’re confident that our products will produce professional results, just like the craft breweries. That’s why every G40 comes with a 3-year warranty.

What's Included with the Grainfather G40 grain brewing all in one brewing system

  • Grainfather G40
  • Smart controller connect control box with built-in wireless connectivity Bluetooth
  • Counterflow chiller
  • Built-in pump
  • Glass lid
  • Grain basket lifting bar
  • Grain basket
  • Recirculation hose
  • Grain plate
  • Hop filter
  • Fittings, copper inner coil
  • 304 grade stainless steel

Grainfather G40 Specifications

  • Size: 725 x 555mm
  • Weight: 29kg
  • Max preboil volume: 46L
  • Batch volume
  • Maximum capacity: 40L
  • Minimum capacity: 10L
  • Grain bill
  • Maximum: 13kg
  • Note: max weight depends on grain crush, type and variety. Large grain bills may also require the use of an additional grain plate.
  • Minimum: 3kg
  • Heating Power: 2900W, 230V
  • Connectivity: Wireless control Bluetooth
G40 The Grainfather Brewing System | The Home Brew Shop | 10767
G40 The Grainfather Brewing System

The Home Brew Shop FAQs

General Delivery Information

Due to the UK not being part of the EU we no longer offer any shipping to the EU.

Sorry to say We are not able to send any more products to NI due to the GSPR coming in to force on the 13th December 2024

We offer 24-hour and 48-hour Parcel Services, but this does not guarantee that the parcel will be received within this timeframe.

Normal delivery times are on average between 1-3 working days. But sometimes this can be longer During busy times like Christmas and Bank Holidays.

Heavy Parcels those over 1.5kg are delivered by DHL.

For those under 1.7kg We use Royal Mail 48 hour tracked service.

if a problem happens with the delivery please let us know and we will do our best to help, we can talk to DHL to help solve the problem.

We only know of the problem if you tell us about the problem, we can't help if we are not told about the issue.

1st orders with us, parcels will not be left with out a signature OR if we think they are a high value order over £120 parcels will need to be signed for.

Delivery Costs UK

UK Mainland Delivery Rates:

 All UK under 1.7kg: £3.30 + VAT = £3.96

  • Mainland UK over £72FREE (Some areas may have surcharges)
  • Mainland UK under £72 but over 1.7kg: £6.00 + VAT = £7.20 
  • Saturday Delivery to Mainland UK: £21.25 + VAT = £25.50
  • (Must order by 2pm Friday)Saturday Delivery Not Available Highlands & Islands

Saturday delivery to mainland UK £21.25 + VAT = £25.50 (we must have the order by, 2pm Friday).
Some postcodes we can't send on Saturday Delivery like AB 51.

Delivery Costs Highlands & Islands

Parcels are only sent on a 48 hour service, Sorry we can't offer a weekend delivery.

DHL Zone D

AB31-56, HS, IV, KA27-28, KW, PA 21-50, 60-78, PH4-44, 49-50, ZE, IM, TR.


Under 1.6kg: £3.30 + VAT = £3.96

Up to 27kg:       £13.50 + VAT = £16.20

27kg–54kg:       £22.50 + VAT = £27.00

54kg–81kg:       £31.50 + VAT = £37.80

81kg–108kg:     £40.50 + VAT = £48.60

108kg - 135kg: £49.50 + VAT = £59.40

135kg - 162kg: £58.50 + VAT = £70.20

162kg - 189kg: £67.50 + VAT = £81.00

Delivery Costs Channel Islands - Jersey and Guernsey

Parcels are only sent on a 48 hour service, Sorry we can't offer a weekend delivery Channel Islands Post Codes.

Jersey and Guernsey

  • Under packed weight 1.6kg: £3.30 (No VAT)
  • 1.7kg–25kg: £25.00 (No VAT) — 2–4 day service
  • 25.00kg–50kg: £40.00 (No VAT) — 2–4 day service
  • 50.00kg–75kg: £55.00 (No VAT) — 2–4 day service
  • 75kg – 100kg: £70.00 (No VAT) — 2–4 day service
  • 100kg – 125kg: £85.00 (No VAT) — 2–4 day service
  • 125kg – 150kg: £100.00 (No VAT) — 2–4 day service

Trusted supplier

for Homebrew supplies for 55+ years

Free Delivery

Over £72.00 UK Mainland exceptions apply for most orders

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