be quiet! SILENT WINGS PRO 4 | 120mm PWM Computer case Fan 12 cm Black 1 pc(s)

Optimized fan blades for the highest performance on radiators and heat sinks Speed switch allows changing maximum PWM speed between medium-speed, high-speed and ultra-high-speed (up to 3000 rpm) Small tip clearance and a fan frame with a funnel-shaped air outlet for extremely high air pressure Virtually inaudible operation at regular speed 6-pole fan motor for less vibration and power consumption Fluid-dynamic bearing enables very smooth operation Individual and easy mounting systems for use as a case fan or with a radiator Super-long life-span of up to 300,000h Valuable sleeved PWM cable and easy to install PWM connector Elegant look with high-grade fan sticker in an all-black design Legendary silence, epic performance and featuresFor the highest performance, optimized fan blades, especially for heat sinks designed radiator corners and a speed switch with 3 selectable speed options, Silent Wings Pro 4 120mm PWM is the most progressive, performant, and versatile fan by be quiet! Performance Mean time between failures (MTBF) 300000 h Quantity per pack 1 pc(s) Bearing type Fluid Dynamic Bearing (FDB) Pulse-width modulation (PWM) support Yes Maximum air pressure 5.31 mmH2O Airflow 142.5 m³/h Maximum airflow 83.9 cfm Noise level (high speed) 36.9 dB Rotational speed (max) 3000 RPM Fan diameter 12 cm Type Fan Suitable location Computer case Design Certification CE / ROHS / RU / UKCA / TÜV / WEEE Fan connector 4-pin Product colour Black Power Maximum current 0.33 A Rated current 0.3 A Rated voltage 12 V Voltage 7 - 13.2 V Power consumption (typical) 3.6 W Weight & dimensions Package weight 400 g Package height 31 mm Package depth 192 mm Package width 141 mm Cable length 0.5 m Fan dimensions (W x D x H) 120 x 120 x 25 mm Weight 227 g Height 25 mm Depth 120 mm Width 120 mm Packaging content Number of clips 4 Screws included Yes Other features Country of origin Germany Logistics data Shipping (inner) case gross weight 17.2 kg Shipping (inner) case height 37.5 cm Shipping (inner) case length 43.2 cm Shipping (inner) case width 38.7 cm Products per shipping (inner) case 40 pc(s) Harmonized System (HS) code 84733080 manual pdf leaflet Performance curve