Trust EcoPlus PSU Big Fan, 420 W, 12 V, 80%, 30 dB, Grey, 12 cm Trust EcoPlus PSU Big Fan. Total power: 420 W, AC input voltage: 12 V, Efficiency: 80%. Noise level: 30 dB. Product colour: Grey, Fan diameter: 12 cm. Weight: 1.11 kg. Package weight: 1.34 kg