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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 SpeedNO 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:
- 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
4.4 ★★★★★
Based on 1249 reviews
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Product Reviews
★★★★★ 5
The Best "Stock Up and Save" Find on the Internet! ⭐⭐⭐⭐⭐
Size: 7.5 Fl Oz (Pack of 6), Scent: Fresh, Size: 7.5 Fl Oz (Pack of 6), Scent: Fresh
If you are tired of overpaying for fancy hand soaps that run out in a week, this Amazon Basics 6-pack of Liquid Hand Soap is the ultimate household hack. It’s simple, effective, and honestly, a total steal.
Why this 6-pack is a total winner:
The "Original Fresh" Scent: It’s exactly what you want in a hand soap—clean, light, and crisp. It’s not overpowering or flowery; it just smells like a freshly cleaned house.
Gentle on Hands: I wash my hands a lot throughout the day, and this formula doesn’t leave my skin feeling dry or cracked. It lathers up perfectly and rinses off clean without that weird "filmy" feeling some cheap soaps have.
The Perfect Size: The 7.5 fl oz bottles are the ideal "goldilocks" size. They fit on every sink—from the tiny powder room to the cluttered kitchen counter—without taking up too much space.
Bulk Convenience: Buying the 6-pack means I’m not constantly adding soap to my grocery list. I keep one at every sink and have backups ready in the pantry. No more "emergency runs" to the store when a bottle runs dry!
The Bottom Line:
You don’t need to spend $5 a bottle for clean hands. This Amazon Basics soap does the job perfectly, smells great, and saves you a ton of money over time. It’s a boring purchase that makes life so much easier.
Final Verdict: 10/10. Great lather, great scent, and even better price. I’m officially a convert!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 17, 2026
★★★★★ 5
Clean Ingredients. Love this fragrance! Clean, light and refreshing.
Scent: Rain Water, Size: 33 Fl Oz (Pack of 1), Scent: Rain Water, Size: 33 Fl Oz (Pack of 1)
I absolutely love this brand of hand soap. One of the biggest things that stands out to me is that it’s made with natural ingredients, which makes it feel like a much cleaner product compared to others I’ve used.
The fragrances are all amazing, and I really like that they use essential oils instead of harsh synthetic scents. It smells great without being overwhelming. This fragrance is one of my favorites. I find myself coming back to it because of the light, clean & refreshing fragrance.
It also lathers really nicely, and a little bit goes a long way, which makes it last longer than I expected. Overall, it feels high quality, gentle, and refreshing to use every day.
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Reviewed in the United States on May 14, 2026
★★★★★ 5
Great Product
Scent: Rain Water, Size: 33 Fl Oz (Pack of 1)
I just picked up this Liquid Hand Soap Refill in the Rainwater scent, and I’m seriously obsessed. I finally decided to stop buying those small plastic pumps every two weeks and grab the big 33 oz bottle instead.
The Scent is Everything: If you like things that smell "clean" but not like bleach or fake lemons, you need this. It’s super fresh and garden-inspired—it literally smells like a rainy morning.
Eco-Friendly & Saves Money: This one jug refills my countertop bottle about 2.5 times. It’s way cheaper in the long run and cuts down on all that plastic waste.
Actually Moisturizing: My hands usually get so dry from washing them a million times a day, but this has aloe vera and olive oil in it. It feels really soft and doesn't leave my skin feeling tight.
Clean Ingredients: It’s 98% plant-derived and cruelty-free, so I feel a lot better about having it at the kitchen sink where the whole family uses it.
Honestly, if you're looking for a small way to upgrade your kitchen or bathroom vibe, this is it. It makes a boring chore feel a little more like a spa moment!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 28, 2026
★★★★★ 5
Like Mrs. Meyers Hand Soap
Scent: Basil, Size: 33 Fl Oz (Pack of 1)
Great hand soap and consistently re-purchase for use. Only downside has been the fluctuations in price. The fragrance is good and not over powering. Good at both greasy and non-greasy hand cleaning. Overall feels good on the skin!
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Reviewed in the United States on April 1, 2026
★★★★★ 5
Switched to Meyers, Not animal tested product
Scent: Lemon Verbena, Size: 33 Fl Oz (Pack of 1)
I love this refill and the smell is lemony and a sweet clean scent.
I LOVE the fact this company does NOT test on animals and its good for the environment. I have switched to all Meyer products now including their room spray.
It lathers nicely and it is gentle enough for my sensitive hands. I break out and dry out due to my autoimmune.
I feel clean and this has been a great product. I was turned on to their body and cleaning products for when an AirnB home used it for all of their needs. I love seeing this in the larger bottles for refills.
Great product!
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Reviewed in the United States on May 21, 2026
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