Be Quiet! (BL099) Silent Wings Pro 4 14cm PWM Case Fan, Black, Up to 2400 RPM, 3x Speed Switch, Fluid Dynamic Bearing

Be Quiet! (BL099) Silent Wings Pro 4 14cm PWM Case Fan, Black, Up to 2400 RPM, 3x Speed Switch, Fluid Dynamic Bearing

Vendor: BEQUIET
SKU: BL099
Barcode: 4260052188910
Availability: In stock
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£34.99
£34.99
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Be Quiet! (BL099) Silent Wings Pro 4 14cm PWM Case Fan, Black, Up to 2400 RPM, 3x Speed Switch, Fluid Dynamic Bearing

Be Quiet! (BL099) Silent Wings Pro 4 14cm PWM Case Fan, Black, Up to 2400 RPM, 3x Speed Switch, Fluid Dynamic Bearing

£34.99

Be Quiet! (BL099) Silent Wings Pro 4 14cm PWM Case Fan, Black, Up to 2400 RPM, 3x Speed Switch, Fluid Dynamic Bearing

£34.99

Be Quiet! Silent Wings Pro 4 140mm PWM Premium Case Fan - Up to 2400 RPM

The Silent Wings Pro 4 140mm PWM represents the pinnacle of cooling performance engineering, delivering exceptional airflow and static pressure for demanding PC builds. This premium cooling solution features redesigned aerodynamic blades, advanced 6-pole motor technology, and fluid-dynamic bearings that ensure whisper-quiet operation even under maximum loads.

Engineered for enthusiasts and professionals who demand both performance and acoustics, this versatile fan excels in case ventilation, radiator cooling, and heatsink applications. The innovative 3-speed switch allows instant optimization between medium, high-speed, and ultra-high-speed modes, while the minimized tip clearance design maximizes static pressure for superior thermal management in restrictive environments.

Technical Specifications

  • Dimensions: 140 x 140 x 25mm
  • Speed Range: Variable up to 2400 RPM (3-speed switch)
  • Airflow: 97.41 CFM maximum
  • Static Pressure: High-pressure optimized design
  • Noise Level: 36.8 dB(A) maximum
  • Bearing Type: Fluid Dynamic Bearing (FDB)
  • Connector: 4-pin PWM
  • Power Requirements: 12V DC, 6.0W, 0.50A
  • MTBF: 300,000 hours
  • Weight: 258g

Key Features

  • Advanced Blade Geometry - Newly engineered airfoil design optimizes performance across all applications
  • 3-Speed Switch - Hardware toggle for medium, high-speed, and ultra-high-speed operation modes
  • 6-Pole Motor Technology - Reduces vibration and power consumption while maintaining quiet operation
  • Premium Mounting Options - Includes radiator corners, anti-vibration mounts, and standard hardware
  • Minimal Tip Clearance - Funnel-shaped frame design maximizes static pressure generation
  • All-Black Design - Professional aesthetics with sleeved PWM cable
  • 5-Year Warranty - Comprehensive manufacturer coverage

Shipping Information

All orders placed before 2:00pm (Monday to Friday) are dispatched the same day. Orders placed after 2:00pm, on weekends, or on bank holidays will be shipped the following business day.

Your order will be carefully packed and shipped from our UK warehouse. You’ll receive tracking details as soon as your parcel is on its way.

Returns

If you change your mind, we accept returns within 30 days of delivery on most new, unopened items. Simply contact our friendly support team to start your return—it's quick and hassle-free.

Your satisfaction is our priority. If you need any help or have questions about your order, please get in touch with our support team.

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