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| Airflow | 165.5 m³/h |
|---|---|
| Bearing type | Fluid Dynamic Bearing (FDB) |
| Cable length | 0.5 m |
| Certification | CE / ROHS / RU / UKCA / TÜV / WEEE |
| Country of origin | Germany |
| Depth | 140 mm |
About this item
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 140mm PWM is the most progressive, performant, and versatile fan by be quiet!
View full product descriptionProduct information
From the manufacturer
About this product
- 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 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 features
For 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 140mm PWM is the most progressive, performant, and versatile fan by be quiet!
Product details
40
| Airflow | 165.5 m³/h |
|---|---|
| Bearing type | Fluid Dynamic Bearing (FDB) |
| Cable length | 0.5 m |
| Certification | CE / ROHS / RU / UKCA / TÜV / WEEE |
| Country of origin | Germany |
| Depth | 140 mm |
| Display type | Not applicable |
| Fan connector | 4-pin |
| Fan diameter | 14 cm |
| Fan dimensions (W x D x H) | 140 x 140 x 25 mm |
| Harmonized System (HS) code | 84733080 |
| Height | 25 mm |
| Illumination LED | No |
| Maximum airflow | 97.41 cfm |
| Maximum air pressure | 3.64 mmH2O |
| Maximum current | 0.5 A |
| Mean time between failures (MTBF) | 300000 h |
| Noise level (high speed) | 36.8 dB |
| Number of clips | 4 |
| Number of fans | 1 fan(s) |
| Number of screws | 4 |
| Package depth | 206.5 mm |
| Package height | 31 mm |
| Package weight | 448 g |
| Package width | 156 mm |
| Power consumption (typical) | 6 W |
| Product colour | Black |
| Products per shipping (inner) case | 32 pc(s) |
| Pulse-width modulation (PWM) support | Yes |
| Quantity per pack | 1 pc(s) |
| Rated current | 0.5 A |
| Rated voltage | 12 V |
| Rotational speed (max) | 2400 RPM |
| Screws included | Yes |
| Shipping (inner) case width | 31.7 cm |
| Suitable location | Computer case |
| Type | Fan |
| Voltage | 7 - 13.2 V |
| Weight | 258 g |
| Width | 140 mm |
Logistics
| EAN | 4260052188910 |
|---|---|
| Unit of measure | — |
| Weight | — |
| Dimensions | — |
| Dangerous goods | No |
Warranty
- 12-month warranty on everything we sell.
- Runs from the day your order is delivered.
- Faults under normal use are repaired, replaced or refunded.
Payment
- Visa and Mastercard, processed securely by Tyl by NatWest with 3D Secure.
- PayPal — your PayPal balance or a saved card or bank account.
- Clearpay, Klarna and Billie — pay later or in instalments, processed by Stripe.
- No surcharge on any payment method; refunds go back to the way you paid.
Spread the cost
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- Businesses: pay in 30 days on invoice with Billie. Learn more
Choose at checkout. 18+, T&Cs apply, credit subject to status.
Return policy:
Item can be returned in its original condition for a full refund within 14 days of receipt, with a free tracked Royal Mail return label.
Read full return policy
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