be quiet! Silent Wings PRO 4 - 140mm PWM

SILENT WINGS PRO 4 140mm PWM LEGENDARY SILENCE, EPIC PERFORMANCE AND FEATURES Silent Wings Pro 4 140mm PWM is the most progressive, performant and versatile fan by be quiet! 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 2400 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 and fluid-dynamic bearing for less vibration and very smooth operations Individual mounting systems for use as a case fan or with a radiator 5-year manufacturer warranty Mechanical specifications Dimensions (L x W x H), (mm) 140 x 140 x 25 Bearing technology FDB Motor technology 6-pole fan motor Weight incl. fixed cables (kg) 0.258 Push pin fixing Screw fixing Cables / Connectors Y-cable for lighting signal - Lighting connector - Connector 4-pin PWM Cable length (mm) 500 Cable sleeve Performance / Noise Air Flow @ 100% PWM / 12V (CFM / m3/h) 97.41 / 165.5 Air Pressure @ 100% PWM / 12V (mm H2O) 3.64 Noise level @ 100% PWM / 12V (dB(A)) 36.8 Lifespan (h / 25°C) 300,000 Electrical specifications Rated Voltage DC (V) 12 Operating Voltage DC (V) 7 - 13.2 Current consumption (A) 0.50 Safety current (A) 0.50 Input power (W) 6.0 Rated Current LED (A) - Accessories 3-pin to 4-pin 12V-connector - 12V to 7V adapter - 12V to 5V adapter - Screws 4 Push pins 4 hard plastic washer - Others - Safety certification Approvals CE / RoHs / RU / UKCA / TÃœV / WEEE