The parts listed below are for a recommended build. The design intent of this system is to be able to use easily accessible, off-the-shelf, yet quality components, requiring minimal soldering or electronics knowledge.
- Raspberry Pi / PiFace plastic enclosure https://www.amazon.com/dp/B00PH6RF0A
- Plastic ABS Project Box ( 15.75 x 11.875 x 6.25 ) https://www.amazon.com/dp/B005T94MQU
- Freezer for cooling reservoir
- Leviton 5279-C Power Receptacle https://www.amazon.com/dp/B00271EPYC
- Raspberry Pi 3 Model B https://www.amazon.com/dp/B01CD5VC92
- JBtek 8 channel 5V Relay Board (4 channel if your project is smaller) https://www.amazon.com/dp/B00KTELP3I/
- PiFace Digital Revision II https://www.amazon.com/dp/B00PL4LO50
- (Optional) Raspberry Pi 7" Touchscreen Display
- DS18B20 Waterproof Digital Temp Sensor (OneWire, 5 pack recommended) https://www.amazon.com/dp/B00KUNKR3M
- 3 pin XLR connector (5 pack recommended) https://www.amazon.com/dp/B00LFAK432
- 3 pin XLR jack (5 pack recommended) https://www.amazon.com/dp/B01CD1LYNU
- 1/2" 12V DC SS Motorized Ball Valve (1 per Fermenter) https://www.amazon.com/dp/B00OUTP6D8/
- 1/2" NPT x 3/8" hose barb (2 per Fermenter) https://www.amazon.com/dp/B013S23HJM if using 3/8" silicone or PVC
- Tubing Multiple choices - PEX, Silicone, or PVC tubing. Silicone recommended.
- (2) Bulkheads This one I'm having trouble finding a useful part. (Link)
- 420 GPH Submersible Aquarium Pump https://www.amazon.com/dp/B00QFVOSQU
- CoolZone Conical Cooling Jacket http://www.gotta-brew.com/products/conical-cooling-jacket.html
- BrewBelt / carboy heater Your local LHBS or favorite online store