SKU: 36737738301

be quiet! Silent Wings 4 PWM High Speed Black Fan, 140mm, 1900RPM, 4-Pin PWM Fan Connector, Black Frame, Black Blades, Optimized Fan Blades for High End Performance, 2 Mounting Options

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Description

be quiet! Silent Wings 4 PWM High Speed Black Fan, 140mm, 1900RPM, 4-Pin PWM Fan Connector, Black Frame, Black Blades, Optimized Fan Blades for High End Performance, 2 Mounting OptionsSILENT WINGS 4 140mm PWM High Speed NO COMPROMISE SILENCE AND PERFORMANCE Silent Wings 4 140mm PWM high speed combines all features of a virtually inaudible with an extremely performant fan for the most demanding applications. Optimized fan blades for the highest performance on radiators and heat sinks Small tip clearance and a fan frame with funnel shaped air outlets for extremely high air pressure Very silent operation even at maximum speed 6 pole

SILENT WINGS 4 - 140mm PWM High Speed
NO COMPROMISE SILENCE AND PERFORMANCE
Silent Wings 4 140mm PWM high-speed combines all features of a virtually inaudible with an extremely performant fan for the most demanding applications.
- Optimized fan blades for the highest performance on radiators and heat sinks
- Small tip clearance and a fan frame with funnel-shaped air outlets for extremely high air pressure
- Very silent operation even at maximum speed
- 6-pole fan motor and fluid-dynamic bearing for less vibration and very smooth operations
- Anti-vibration mounting with push pins and screwed installation option
- Super-long lifespan of up to 300,000h
- Elegant look with high-grade fan sticker in an all-black design
- 5-year manufacturer warranty

NO COMPROMISE SILENCE AND PERFORMANCE
Equally quiet and performant operation
Silent Wings 4 140mm PWM high-speed is the fan of choice for all possible operations. Be it in a case, on radiators or heat sinks – Features like the silence-optimized fan blades and the funnel shaped fan frame make Silent Wings 4 140mm PWM high-speed a fan that makes no compromises between very quiet operation and highest performance.

OPTIMIZED FOR HIGH-END PERFORMANCE
Minimum tolerances for maximum air pressure
Silent Wings 4 140mm PWM high-speed makes for extraordinary air pressure and, therefore, significant increases in the system’s performance. The decreased distance between the fan blades and the frame makes it possible. By that, the Silent Wings 4 140mm PWM high-speed allows the user to run even the most demanding applications.

DIFFERENT MOUNTING OPTIONS
For any purpose
Silent Wings 4 140mm PWM high-speed has 2 mounting options in the scope of delivery. The pre-installed anti-vibration mounting reduces noise-generating vibrations to a minimum. For radiators and heat sinks, the plastic mounting is the first choice. Both solutions have in common that they enable virtually inaudible operation at regular speed.

6-POLE FAN MOTOR
The key for virtually inaudible operation when needed
6-pole fan motor with 3 phases for very low power consumption, less vibration and therefore quiet max. operation of 29.3dB(A). Equipped with this state-of-the-art technology the fan is virtually inaudible when operated in mid-speed.

FLUID-DYNAMIC BEARING
The advanced fluid-dynamic bearing (FDB) enables a super long fan life of up to 300,000 hours. In addition, it reduces the vibrations significantly and supports the virtually inaudible operation of Silent Wings 4 140mm PWM high-speed.

ELEGANT LOOK
Magnificent appearance from all angles
Be it as a radiator fan or in the case: Silent Wings 4 140mm PWM high-speed always makes a good impression. The all-black design combined with the high-grade fan sticker makes the fan shine in any system. This makes Silent Wings 4 140mm PWM high-speed a high performant and an incredibly good-looking fan.

General Data
Model: Silent Wings 4 140mm PWM high-speed
Dimensions (mm): 140
Color option: Black
Lighting: -
Fan speed @ 100% PWM / 12V (rpm): 1900
Noise level @ 100% PWM / 12V (dB(A)): 29.3
Air Flow @ 100% PWM / 12V (CFM / m3/h): 78.4 / 133.20
Air Pressure @ 100% PWM / 12V (mm H2O): 2.36

Mechanical Specifications
Dimensions (L x W x H), (mm): 140 x 140 x 25
Weight incl. fixed cables (g): 220
Bearing technology: FDB
Motor technology: 6-pole fan motor
Push pin fixing: Yes
Screw fixing: Yes

Cables / Connectors
Daisy chain for lighting signal: -
Lighting connector: -
Connector: 4-pin PWM
Cable length (mm): 500
Cable sleeve: Yes

Performance / Noise
Air Flow @ 100% PWM / 12V (CFM / m3/h): 78.4 / 133.20
Air Pressure @ 100% PWM / 12V (mm H2O): 2.36
Noise level @ 100% PWM / 12V (dB(A)): 29.3
Lifespan (h / 25°C): 300,000

Electrical Specifications
Rated Voltage DC (V): 12
Operating Voltage DC (V): 5 - 13.2
Current consumption (A): 0.40
Safety current (A): 0.40
Input power (W): 4.8
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: Rubber & hard plastic mountings

Safety Certification
Approvals: CE / RoHs / RU / UKCA / TUV / WEEE

Environmental Directives
RoHs: -
Triman: -

Logistics Data
Article number: BL097
Dimensions, package (L x W x H), (mm): 206.5 x 156 x 31
Gross weight, package (kg): 0.39
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 36737738301

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4.1 ★★★★★
Based on 8 reviews
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LYDIA KASS
San Leandro, US
★★★★★ 5
Squishy and comfy
Very well made bed. Had I known about Amazon Basics brand sooner, I would have gotten two of these earlier. The other bed I purchased was a Snoozer XL and it arrived in a super compact state; the filler was even compressed and is therefore not as squishy and comfy as this Amazon Basics bed. The dog pictured is about 41 lbs, so it's perfect for her size (my other dog is a 70 lb pittie and he also fits on the bed).The 'hood' does detach, whereas the Snoozer one is permanently attached. Having the hood detach for washing the cover was another plus for this bed. The zippers are heavy duty and the 'sheepskin' is soft (I haven't washed the cover yet, so I don't know if it will pill). This bed arrived ready to use out of the box (very basic packaging); the filler was not compressed, so the bed is definitely more fluffy. This is the XL size and it is smaller than the Snoozer XL size but fits the corner of my room better. This is definitely worth the money.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 23, 2020
R
Verified Purchase
R. Gableman
Louisville, US
★★★★★ 2
I regret my purchase
Color: Blue, Size: Medium (Pack of 1)
A few things: 1) this bed is much smaller than you think. Even if you measure it the way it’s constructed makes the area under the flap super small. 2) my dogs, burrow under blankets, covers, everything. But they don’t burrow under this. It’s designed to be appealing to humans, but dogs don’t care for it. 3) you probably already read this another reviews, but the flap doesn’t really stay up at all. That wouldn’t be a problem for my dogs, but it may be for yours. My recommendation – don’t buy this. It’s a gimmick. They make others with larger areas under the flap that are more expensive, but it’s worth the money instead of wasting it on this.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 21, 2026
U
Verified Purchase
ulu glass
Cuba, US
★★★★★ 5
Utensils
Number of Items: 500
This product was great. It’s heavy duty, it doesn’t break when you’re eating, it’s cheap for 500 pieces. Great for large parties.
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Reviewed in the United States on May 27, 2026
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Nilda From Jersey
Grantham, US
★★★★★ 5
Great Quality
Number of Items: 500
Amazing! Best price for 500 forks outside of Sam’s Club or BJ,s. The sturdiness and thickness is strong! Easy to use, recommend for daily use, you can even wash and reuse them.
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Reviewed in the United States on March 28, 2026
E
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Elaine Coffman
Lowell, US
★★★★★ 5
Good product
Number of Items: 500
Very good an sturdy
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Reviewed in the United States on April 10, 2026

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