Quantity   Component name
1 × cirkulation pump, food grade, up to 100 deg C
1 × ball valve, silicone hose, copper pipes, connectors, mash tun, duct tape :)
1 × hd44780 compatible display Microprocessors, Microcontrollers, DSPs / Display, Graphics Microcontrollers
1 × 2KW heater element
1 × atMega32 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × some resistors, tranistors and various cables
1 × solid state relay to control the heater element