--- product_id: 517384985 title: "be quiet! Silent Wings 4 120mm PWM High-Speed Fan, Fluid-Dynamic Bearing" brand: "be quiet!" price: "¥9603" currency: JPY in_stock: true reviews_count: 13 category: "Be Quiet!" url: https://www.desertcart.jp/products/517384985-be-quiet-silent-wings-4-120mm-pwm-high-speed-fan store_origin: JP region: Japan --- # 300,000 hrs lifespan 76.7 CFM airflow 31.2 dB noise level be quiet! Silent Wings 4 120mm PWM High-Speed Fan, Fluid-Dynamic Bearing **Brand:** be quiet! **Price:** ¥9603 **Availability:** ✅ In Stock ## Summary > 💨 Silent Wings 4: Where stealth meets powerhouse airflow. ## Quick Answers - **What is this?** be quiet! Silent Wings 4 120mm PWM High-Speed Fan, Fluid-Dynamic Bearing by be quiet! - **How much does it cost?** ¥9603 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/517384985-be-quiet-silent-wings-4-120mm-pwm-high-speed-fan) ## Best For - be quiet! enthusiasts ## Why This Product - Trusted be quiet! brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Whisper-Quiet Power:** Experience peak airflow at a barely-there 31.2 dB—your system’s silent partner. - • **Endurance Engineered:** Fluid-dynamic bearing ensures up to 300,000 hours of ultra-reliable, vibration-free operation. - • **Precision Air Pressure:** Optimized blade-to-frame design delivers extraordinary static pressure for demanding setups. - • **Dual Mounting Flexibility:** Anti-vibration and plastic mounts included for silent, secure installation on cases or radiators. - • **Sleek All-Black Aesthetic:** Elevate your build with a minimalist, high-grade design that looks as good as it performs. ## Overview The be quiet! Silent Wings 4 120mm PWM High-Speed fan combines cutting-edge fluid-dynamic bearing technology with a 6-pole motor to deliver exceptional airflow of 76.7 CFM at a whisper-quiet 31.2 dB noise level. Designed for high static pressure and ultra-long durability of up to 300,000 hours, it features dual mounting options with anti-vibration technology for virtually inaudible operation. Its sleek all-black design makes it the perfect silent powerhouse for demanding PC cooling applications. ## Description From the manufacturer No Compromise Silence and Performance Quiet and Performant Operation Silent Wings 4 120mm 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-optimised fan blades and the funnel shaped fan frame make Silent Wings 4 120mm PWM high-speed a fan that makes no compromises between very quiet operation and highest performance. Optimised for High-End Performance Silent Wings 4 120mm 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 120mm PWM high-speed allows the user to run even the most demanding applications. Different Mounting Options Silent Wings 4 120mm 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. Cutting-Edge Fan Technology 6-Pole Fan Motor 6-pole fan motor with 3 phases for very low power consumption, less vibration and therefore quiet max. operation of 31.2dB(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 120mm PWM high-speed. Elegant Look Be it as a radiator fan or in the case: Silent Wings 4 120mm 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 120mm PWM high-speed a high performant and an incredibly good-looking fan. Review: Very good thermals. - I’m running five Silent Wings 4 fans in my system, three 140mm front intakes, two 140mm top intakes, and a 120mm rear exhaust. Airflow is excellent and thermals remain consistently strong even under sustained load. The fans maintain good static pressure and stay impressively quiet at higher RPMs. Build quality is solid, and PWM control works smoothly. Highly recommended for anyone aiming for strong airflow without excessive noise. Highly recommend! Review: quiet and powerfull - one of the best fans on the market ## Features - Silent Wings 4 120mm 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 120mm PWM high-speed a fan that makes no compromises between very quiet operation and highest performance. - Silent Wings 4 120mm 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 120mm PWM high-speed allows the user to run even the most demanding applications. - Silent Wings 4 120mm 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 with 3 phases for very low power consumption, less vibration and therefore quiet max. operation of 31.2dB(A). Equipped with this state-of-the-art technology the fan is virtually inaudible when operated in mid-speed. - 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 120mm PWM high-speed. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B6WPZFBX | | Air Flow Capacity | 76.7 Cubic Feet Per Minute | | Best Sellers Rank | 4,518 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 42 in Thermal Management Products 105 in Fans & Cooling | | Brand | be quiet! | | Compatible Devices | Desktop | | Cooling Method | Air | | Cooling method | Air | | Country Of Origin | China | | Customer Reviews | 4.6 out of 5 stars 626 Reviews | | EU Spare Part Availability Duration | 5 Years | | Global Trade Identification Number | 04260052188866 | | Included Components | Case Fan, Manual | | Item Dimensions L x W x H | 19.2L x 14.1W x 3.1H centimetres | | Item Weight | 310 Grams | | Manufacturer | be quiet! | | Manufacturer Part Number | BL094 | | Material | Metal | | Max Rotational Speed | 2500 RPM | | Model Number | BL094 | | Noise Level | 31.2 Decibels | | Number of Items | 1 | | Number of Packs | 40 | | Power Connector Type | 4-Pin | | Power connector type | 4-Pin | | Product Warranty | China | | Product dimensions | 19.2L x 14.1W x 3.1H centimetres | | Set Name | PWM High-Speed | | Unit Count | 1.0 count | | Voltage | 12 Volts | | Wattage | 2.4 watts | ## Product Details - **Brand:** be quiet! - **Compatible devices:** Desktop - **Cooling method:** Air - **Material:** Metal - **Maximum rotational speed:** 2500 RPM - **Noise level:** 31.2 Decibels - **Power connector type:** 4-Pin - **Product dimensions:** 19.2L x 14.1W x 3.1H centimetres - **Voltage:** 12 Volts - **Wattage:** 2.4 watts ## Images ![be quiet! Silent Wings 4 120mm PWM High-Speed Fan, Fluid-Dynamic Bearing - Image 1](https://m.media-amazon.com/images/I/61fKd0gyi0L.jpg) ![be quiet! Silent Wings 4 120mm PWM High-Speed Fan, Fluid-Dynamic Bearing - Image 2](https://m.media-amazon.com/images/I/61xu5cSInaL.jpg) ![be quiet! Silent Wings 4 120mm PWM High-Speed Fan, Fluid-Dynamic Bearing - Image 3](https://m.media-amazon.com/images/I/61BkEmEUUgL.jpg) ![be quiet! Silent Wings 4 120mm PWM High-Speed Fan, Fluid-Dynamic Bearing - Image 4](https://m.media-amazon.com/images/I/71iR5T09e7L.jpg) ![be quiet! Silent Wings 4 120mm PWM High-Speed Fan, Fluid-Dynamic Bearing - Image 5](https://m.media-amazon.com/images/I/41omlg2X5vL.jpg) ## Available Options This product comes in different **Color, Set** options. ## Questions & Answers **Q: I enjoy this brand of fan but have a need for high cfm. which of the silent 4 120mm models yeilds the highest cfm?** A: The highest CFM 120mm model is the Silent Wings Pro 4 120mm PWM. To be sure you are getting the correct one, make sure the specifications page lists the RPM as 3,000. Also, be aware that this model has a small 3-way switch on the back of the fan hub labeled "M/HS/UHS" which you will want to set to the "UHS" setting to enable the maximum speed. **Q: Will this work with a 240mm AIO?** A: Should be fine as they are designed to be placed on air coolers just make sure that you have enough space because of size difference like width **Q: How many fans come in the box with the Pro 4? Is it just one?** A: Just 1. **Q: Silent wings pro 4 vs silent wings 4?** A: The Pro is more expensive and designed specifically for liquid cooling radiators. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Very good thermals. *by J***K on 22 February 2026* I’m running five Silent Wings 4 fans in my system, three 140mm front intakes, two 140mm top intakes, and a 120mm rear exhaust. Airflow is excellent and thermals remain consistently strong even under sustained load. The fans maintain good static pressure and stay impressively quiet at higher RPMs. Build quality is solid, and PWM control works smoothly. Highly recommended for anyone aiming for strong airflow without excessive noise. Highly recommend! ### ⭐⭐⭐⭐⭐ quiet and powerfull *by S***V on 17 July 2026* one of the best fans on the market ### ⭐⭐⭐⭐⭐ Superb build quality-very quiet *by D***E on 27 February 2026* Excellent replacement for my PC case, 4 pin connection so its speed is regulated by the motherboard , and its very quiet Good investment. ## Frequently Bought Together - be quiet! Silent Wings 4 120mm PWM High Speed 2500 RPM Premium Low Noise Cooling Fan | 4-Pin | BL094 - be quiet! Silent Wings Pro 4 140mm PWM High Speed 2400 RPM Premium Low Noise Cooling Fan | 4-Pin | BL099 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/517384985-be-quiet-silent-wings-4-120mm-pwm-high-speed-fan](https://www.desertcart.jp/products/517384985-be-quiet-silent-wings-4-120mm-pwm-high-speed-fan) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-08-19*