Domingo Fermenter:
BOM

PCB-mounted components

Component Description Quantity Manufacturer Product number
screw connector 2X 2 Position Wire to Board Terminal Block Horizontal with Board 0.197” (5.00mm) Through Hole 3 CUI Devices TB002-500-02BE
capacitor 10uF 10 µF ±10% 25V Ceramic Capacitor X5R 1206 (3216 Metric) 2 KYOCERA AVX KGM31AR51E106KU
voltage regulator Linear Voltage Regulator IC Positive Fixed 1 Output 1A DPAK 1 onsemi NCP1117DT50RKG
header female 1x4 4 Position Header Connector 0.100” (2.54mm) Through Hole Gold 1 Sullins Connector Solutions PPPC041LFBN-RC
header female 1x20 20 Position Header Connector 0.100” (2.54mm) Through Hole Tin 2 Sullins Connector Solutions PPTC201LFBN-RC
resistor 10k 10 kOhms ±1% 0.25W, 1/4W Chip Resistor 1206 (3216 Metric) Automotive AEC-Q200, Moisture Resistant Thick Film 4 TE Connectivity Passive Product CRGCQ1206F10K
mosfet N-Channel 40 V 16.4A (Ta), 50A (Tc) 3.1W (Ta), 65W (Tc) Surface Mount TO-252AA 2 onsemi FDD8453LZ
diode DIODE ZENER 30V 500MW SOD123 1 onsemi SZMMSZ4713T1G
grove connector GROVE FEMALE HEADER 2 Seeed 114020164
PCB domingo-fermenter-pcb-v1.0-alpha 1 pcbway made to order

Electronic peripherals

Component Description Quantity Manufacturer Product number
Grove cable 40cm GROVE 4PIN CABLE 40CM 2 Seeed 110990064
RGB LED Grove WS2813 LED RGB Opto Grove 1 Seeed 104020169
Temperature sensor IC Temperature Sensor -55°C ~ 125°C Exposed Lead Wires 1 DFRobot DFR0198
Fan Fan Tubeaxial 12VDC Square - 60mm x 60mm x 20mm 2 CUI Devices CFM-6020S-150-368
Heating pad Wearables Heating Pad Resistive Heating - 100.00mm x 50.00mm 3 Adafruit 1481
DC Power Adapter Connector Terminal Blocks, Screw Connection, 2 Pos, 1 Row To 2.1mm DC Jack 1 Adafruit 368
OLED Display 1.3 inch OLED I2C 128 x 64 Pixel Display compatible with Raspberry Pi 1 AZ-Delivery
Raspberry Pico RP2040 Raspberry Pi Pico - ARM® Cortex®-M0+ MCU 32-Bit Embedded 1 Raspberry Pi SC0917
Rotary encoder Rotary Encoder Mechanical 24 Quadrature (Incremental) Vertical 1 Bourns Inc. PEC11R-4215F-S0024
Power Switch BARREL JACK PWR SWITCH FOR 2.1MM 1 Adafruit 1125
cable 2 Conductor Multi-Conductor Cable Black, Red 20 AWG 16.40’ (5.00m) 2,5m Tensility 30-00416
Power Supply 12V 12 Volts, 5 Ampere, 60 Watts 1

Cabinet

Component Description Quantity Manufacturer
Valchromat 12mm for CNC milling Wood Fiber board impregnated with organic dyes and bonded together with a special resin. 1220 x 809 mm Investwood
Filament PLA for 3D printing ~10g / 5m Prusa
Aluminium plate for Lasercutting Finished and fertilised Aluminium 0,5mm 400mm x 400mm any scale model shop
Shelve Grid Pastry cooling rack 38x25 cm 3 any cookingware shop
M3 Nuts Stainless Steel Hex Nuts 15 any hardware shop
M3 Allen Screw Flat Head 40 mm Screw, Hex Socket, Countersunk, Steel, Black, M3x40mm 5 any hardware shop
M3 Allen Screw Flat Head 35mm Screw, Hex Socket, Countersunk, Steel, Black, M3x35mm 8 any hardware shop
M3 Allen Screw Flat Head 20mm Screw, Hex Socket, Countersunk, Steel, Black, M3x20mm 2 any hardware shop
Hinge 30x30mm 2 any hardware shop
screw M3 10mm 8 any hardware shop
dowels wood dowels 6mmx30mm 26 any hardware shop
linseed oil any hardware shop