NIDEC Ultraflo Server Fan 120MM W12E12BS11B5-57 12V 1.65A

( Brand: Nidec ), ( Manufacturer Part Number: W12E12BS11B557 ), ( Fan Diameter: 120 Mm ), ( Power Connection: 4-pin ), ( Voltage: 12 V ), ( Type: Case Fan )

Review NIDEC Ultraflo 120mm Server Fan 12v 1.65a 4-pin Tested

The Nidec W12E12BS11B557 UltraFlo 120mm Server Fan is a high-performance cooling solution designed for use in server environments. This fan, with the model number W12E12BS11B5-57, operates on a 12V DC power supply and delivers a current draw of 1.65A.

Measuring 120mm in diameter, this fan boasts an aerodynamic design that maximizes airflow while minimizing noise. Its slim profile makes it an excellent choice for space-constrained server cabinets. The fan blade is engineered with a 12-pole motor that ensures stable and efficient operation, even under heavy loads.

The Nidec UltraFlo Server Fan is built with durability in mind. Its rugged construction includes a powder-coated housing that resists dust and corrosion, ensuring reliable operation in harsh server room conditions. Additionally, the fan features a static pressure rating of 1.5 mmH2O, making it suitable for use in environments where a high degree of air filtration is required.

This fan comes with a mounting kit that includes both screws and rubber grommets, allowing for flexible installation options. The mounting holes are spaced 110mm apart, making it compatible with standard server rack mounting patterns. The fan also includes a 2-year warranty, providing peace of mind for IT professionals and system integrators.

In summary, the Nidec W12E12BS11B557 UltraFlo 120mm Server Fan is a high-performance, quiet, and efficient cooling solution for server environments. Its rugged construction, flexible installation options, and reliable 12V DC operation make it a top choice for IT professionals and system integrators seeking dependable cooling solutions for their data centers and server rooms.

Nidec W12E12BS11B557 UltraFlo 120mm Server Fan: A Detailed Analysis

The Nidec W12E12BS11B557 UltraFlo 120mm Server Fan is a popular choice for those seeking high-performance cooling solutions for their servers or data centers. In this analysis, we will discuss the key features, pros, cons, and a concluding recommendation.

1. 120mm fan size

2. 12V DC operation

3. Maximum airflow: 67.2 CFM

4. Static pressure: 1.55 mmH2O

5. Bearing type: Ball bearing

6. Noise level: 23.6 dBA

7. Operating temperature: -10 C to 70 C

8. Dimensions: 122 x 122 x 27.2mm

1. High airflow: The fan provides an impressive airflow of 67.2 CFM, making it suitable for cooling large servers or multiple servers in a rack.

2. Low noise: With a noise level of only 23.6 dBA, this fan operates quietly, ensuring minimal disruption in data centers or server rooms.

3. Ball bearing: The fan uses a ball bearing design, which provides longer lifespan and reliability compared to other bearing types.

4. Wide operating temperature range: The fan can operate efficiently in temperatures ranging from -10 C to 70 C, making it suitable for various environments.

1. Power consumption: The fan draws a relatively high current of 1.65A, which might increase the overall power consumption of the server or data center.

2. Size: With a diameter of 120mm, the fan might not fit in some compact server cases or older systems.

The Nidec W12E12BS11B557 UltraFlo 120mm Server Fan offers excellent airflow, low noise, and reliability, making it an ideal choice for cooling larger servers or multiple servers in a rack. However, its relatively high power consumption and size might be a concern for some users. Considering the pros and cons, this fan is a solid recommendation for those seeking high-performance cooling solutions for their servers or data centers.

Details:

Brand: Nidec UltraFlo. Type: High airflow axial server cooling fan. Fan Size: 120mm x 38mm. Item Details.

Current: 1.65A. Nidec UltraFlo fans are widely used in enterprise servers, networking equipment, and ASIC crypt mining rigs due to their reliability, strong airflow, long operational lifespan. Model: W12E12BS11B5-57. Application: Enterprise servers / mining rigs networking equipment.

voltage : 12V DC.

part #: w12e12bs11b557 prices

• $94.50-$129.99

specifications casefahea:

• brand: Nidec
• mpn: W12e12bs11b557
• fan diameter: 120 Mm
• power connection: 4-pin
• voltage: 12 V
• type: Case Fan

general casefahea:

• condition: Used
• Computer Components Parts > Fans, Heat Sinks Cooling > Computer Case Fans

payments casefahea:

• wallet: Paypal
• other
• credit card: Diners-club

shipping casefahea:

• type: Calculated
• service: USPS Ground Advantage
• carrier: USPS
• class: Standard
• cost: $5.52
• transit: 5-10 Days

returns casefahea:

• paid by: Buyer
• time: 30 Days
• method: Money back
• policy: Returns Accepted

seller casefahea:

• city: Germantown, Maryland
• rating: 100.0%
• # reviews: 89

offer casefahea:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: March 4, 2026
• best offers: True

Nidec W12E12BS11B557 Is Similar To:

• Lot 43 Sanace40 Fan 109p0412j3123 0.35a Ta150dc 12v Nidec Dc C34957-58 (23.2% similar) 35A,19X Nidec TA150DC C34957 58 pn 24P1117 dc 12V2X Nidec TA150DC C34637 58 pn 24P0844 dc 12 V3X FFB0412VHN dc 12V. Lot of 43 fan 15X SANACE40 109P0412J3123 dc 12V. 24A4X ABC DB04048B12S dc 12 v 90A 23...(July 8th, 2015)
• Cooling Betav Fan B35502-35 120x120x38mm Used Dc12v D8794 1.40a 5-pin Nidec (28.8% similar) Same or next day shipping...(June 11th, 2015)
• 127e85360 7507 Bb Nidec Beta Sl Fan Ax (26% similar) There is a 3-WIRE lead with 3-PIN mini-connector to the board about of cable. Model D08K-24TS1-14B ax. This is a great working used Nidec beta SL brand 7-BLADE 80MM x 25MM fan square and 1 thick DC24V ball bearing P/N 127E85360 or 7507 BB-was removed from commercial printer...(March 16th, 2018)
• Case 1950 Dell Ultraflo Dual Poweredge Chassis Nidec Fan Prices 12 Lot Assembly (32.9% similar) 31, suite 110 Vancouver, WA hours 8AM 5PM Mon Fri PST phone message product specifications model power edge 1950MPN 2R40W12BS1BC 02A02TYPE case fan included items 12 x dell power edge 1950 server fan assembly condition pulled from working units with normal signs of usage. Peripheral components such ...(May 29th, 2015)
• 269775-001 Fan V Plug Hp G2 Ta600dc Beta Nidec Hot Dl740 2 Server Lot (24.7% similar) Wt K315 EDP...(September 18th, 2015)
• 3623da1 Nidec Case Fan (24.3% similar) These fans are an excellent choice as they very quiet, only consume 12 volts and extremely efficient in cooling. These fans have been pulled from a working dell precision 650 server...(April 27th, 2018)
• 873581-001 Hp Gen Cooling Fan Nidec (21.7% similar) Comes with a 6 pin connector pictured. I normally ship three times a week. Manufactured by Nidec, model V40W12BS2N5-08T06HF. I m a reasonable person will try to work with you resolve whatever issue are having particular item...(June 30th, 2018)
• 930364 Nidec Wires Pins Fan Used (32.5% similar) Nidec TA450DC 120 38MM C34262 CQ7 12V. 80A 4 wires pins fan used...(December 9th, 2018)
• 930410 Nidec Alpha Fan Model (24.8% similar) Nidec alpha v TA450 fan model A30108-10 P/N 115VAC 50 60HZ...(July 9th, 2018)
• 930586 Nidec Cooling Fan Volt Dc (22.2% similar) 7AMP for sale. Most cases, when there is an issue, it due to shipping damage. Opened up right out of the packaging to take pictures...(May 24th, 2018)
• Ta500 0.110 A30704-10 50 Fan Amps Nidec 230v 0.132 Cooling 60hz Ac Torin Alpha (18.4% similar) This item has been fully tested by our tech department and is in good working condition. Free 2/3 day USPS priority mail shipping...(June 24th, 2015)