Quantity   Component name
1 × Arduino Nano (Atmege 328P, 16MHz)
2 × Temperature Sensor LM35, To-92 packag
1 × Mosfet (which works at logic level), e.g. IRLR/U120NPbF (LU120N, MOSFET N-LogL TO-251AA 100V 10A)
2 × Resistor: 75 Ohm
1 × Resistor: 220 Ohm
1 × Resistor: 10k Ohm
2 × Condensator: 1 microFarad
1 × Diode: e.g. 1N4001
1 × 3-pin Molex female connector (fit's for fan)
1 × 5V to 12V DC-DC boost module (StepUp converter), e.g. XL6009
1 × 40x40mm Fan, 12V, e.g. Noiseblocker BlackSilentFan XM1