Noctua\'s fans are known for their flawless quality and outstanding longevity. Like all Noctua fans, the NF-A6x25 PWM has an MTBF specification of over 150,000 hours and comes with a full 6-year manufacturer\'s warranty. Technical specifications:- Format: 60 x 60 x 25mm- Storage Type: SSO2 Bearing- Blade geometry: A series with Flow Acceleration Channels- Rotational. (+/- 10%): 3,000 rpm- Rotational. with LNA (+/- 10%): 2,300 rpm- Rotational. minimal (+/- 10%): 550 rpm- Volume flow: 17.18 CFM- Volume flow with LNA: 13.3 CFM- Noise: 19.3 dB (A)- Noise with LNA: 13.7 dB (A)- Static pressure: 2.18 mm H2O- Static pressure with LNA: 1.29 mm H2O- Max. Power consumption: 0.96 W- Max. Current: 0.08 A- Operating voltage: 12V- MTBF:> 150,000 h- Connection: 4-pinContents:- Low noise adapter (LNA)- 4 vibration compensators- 4-pin cable Y- 30 cm cable extension- 4 vibration dampers- 4 fan screws- Manufacturer warranty 6 years