Top 13 Best Case Exhaust Fan. What is the best for you?

Premium quiet fan, 200x200x30 mm, 12V, 4-pin PWM, max. 800 RPM, max. 18.1 dB(A), >150,000 h MTTF

Award-winning 200x30mm A-series fan with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior quiet cooling performance

Large 20cm diameter for high airflow at extremely low noise levels; 154x154, 170x170 & 110x180mm mounting holes for broad compatibility with various PC cases

4-pin PWM version for automatic speed control via 4-pin PWM motherboard fan headers, 350-800rpm speed range

chromax.black.swap edition with all-black design and swappable red, black, white, blue, yellow and green anti-vibration pads for colour-customising (4 pads of each colour)

High performance cooling fan, 120x120x25 mm, 12V, 4-pin PWM, max. 1700 RPM, max. 25.1 dB(A), >150,000 h MTTF

Renowned NF-P12 high-end 120x25mm 12V fan, more than 100 awards and recommendations from international computer hardware websites and magazines, hundreds of thousands of satisfied users

Pressure-optimised blade design with outstanding quietness of operation: high static pressure and strong CFM for air-based CPU coolers, water cooling radiators or low-noise chassis ventilation

1700rpm 4-pin PWM version with excellent balance of performance and quietness, supports automatic motherboard speed control (powerful airflow when required, virtually silent at idle)

Streamlined redux edition: proven Noctua quality at an attractive price point, wide range of optional accessories (anti-vibration mounts, S-ATA adaptors, y-splitters, extension cables, etc.)

Perfect for small solar panel, RV refer, drive tower,dehumidifier, TV refrigerator, space heater, grow tent, wine cooler, electric boat , portable dryer ，battery boxes, incubators, inverters, radiators and other audio video electronics as a replacement part .

Rated Voltage:12V 0.18A; Speed: 2800RPM; Air flow: 32.8CFM; Noise:28dBA

Bearing type: Sleeve Bearing ; Life: 35000 hours

Connecter: XH2.54-2Pin; Cable Length: 25cm Or 9.85 inches

Dimension: 80mm(L) x 80mm(W) x 15mm(H) / 3.15x3.15x0.6 in. per fan； 1 Piece fan include fan grill and mounting screws & nuts

Suitable for indoor small space ventilation, air exchange. fan for grow tents, Cabinet, small camper, exhaust window, ac vent booster, to move warm air, refrigerator, projector, breaker box, amplifier, receiver or any other application.

Energy saving: EC fan motors achieve as much as 30% more energy efficiency than AC fan motors. EC fan small size and space saving, strong plastic material, light weight and easy to install.

Dual Ball Bearing, Dual Ball Bearing High quality Dual Ball Bearings. Suitable for long-term work. Long life: 50,000 Hours. Plug and Play, fan with 4.9 feet AC plug.

Warranty: One-year quality assurance. Please contact us If the product has any quality problems, it will be replaced within one year.

120 x 120 x 38 mm ( 4.72 x 4.72 x 1.5 in. ) | Rated Voltage :90V to 270V | Airflow: 116 ±10%CFM | Power: 6.0W | Speed: 2800 RPM | Noise : 41 dBA | Air Pressure (In H2O): 0.39

120x120x25mm ( 4.72 x 4.72 x 1 inch ) AC 110V 115V 120V 220V 240V; Speed: 2700rpm; 3.0W ; Input: 100V - 240V 50/60Hz ; Output: DC 3-12V 200-2000ma.

The motor runs on a DC voltage, but with a normal AC supply. DC motors already have low power consumption but if used in an AC application.

110V-220V Fan features a multi-speed controller to set the fan’s speed to optimal noise and airflow levels, 3V - 12V adjustable fan speed, can turn off the fan.

Designed for projects that requires cooling or ventilation; or as a replacement fan for various products, can widely use cool Xboxs, Playtations, Rokus, TVs, receivers, mondems, routers, DVRs, computers, and other audio video electronics.

Double Metal Protective, the fan is equipped with double metal protective net, which can prevent foreign matters from getting involved and protect the normal operation of the fan blades.

This EC axial fan consume very less power & better efficiency than AC equivalent.

Designed for projects that requires cooling or ventilation; or as a ventilation replacement fan for various products. As small cooling fans for electronics,

Dual-ball bearings have a lifespan of 67,000 hours and allows the fans to be laid flat or stand upright

Warranty: One-year quality assurance. Please contact us If the product has any quality problems, it will be replaced within one year.

120 x 120 x 25 mm ( 4.72 x 4.72 x 1 in. ) | Rated Voltage :90V to 270V | Airflow: 88.2 ±10%CFM | Power: 3.0W | Speed: 2700 RPM | Package include: 1 Piece fan include fan grill and mounting screws & nuts; 2* leadwires（about 38 inches); 1* Power Plug

Air flow: 107 cfm

Noise: 50 dba

Size: 120 x 120 x 38Mm

Connection: 12 inch

Agency approvals: ul/csa/tuv

❤HIGH AIRFLOW 175CFM: 120x120x38mm 4.72x4.72x1.5inch 120mm 12v dc powerful exhaust fan with 1.6A noise 58 dBA air pressure 21.8mm H2O full speed 5000RPM 175CFM idea for those who need very strong airflow cooling fan.

❤4PIN PWM FUNCTION: 4pin 4wire 120mm powerful pwm cooling fan supports motherboard or sensor automatic speed control,fan will run from 3000-5000rpm according to inner space or device working temperature.

❤WIDE APPLICATION: The 120mm 12 volt fan with high airflow 175cfm designed for cpu cooler radiator, GPU cooler,industrial equipment cooling fan replacement,greenhouse,mini grow room,attic ventilation,DIY cooling projects for entertainment center,cabinet media server closet or welder.

❤DUAL BALL BEARING: High speed 120mm 12 volt computer fan with dual ball bearing for longer life span up to 50000 hours.

❤PACKAGE INCLUDED: Package include 2 x high cfm fans ,2 x metal guards ,8 x installation screws.

Powerful PWM-controlled fan speeds from 300 RPM up to 1,300 RPM, pushing up to 45.4 CFM of air with 1.23mm-H2O of static pressure.

Utilizes anti-vortex vanes to direct airflow at your hottest components for concentrated cooling, whether used for intake, exhaust, or mounted to a liquid cooling radiator or heatsink.

A hydraulic bearing delivers long-lasting durability and minimal noise, as the 120mm fan blade spins as quietly as 24.7 dBA.

Stops the fan entirely when sent a 0 RPM PWM signal, completely eliminating fan noise.

Fits in standard full-height/full-profile computer cases

Can be used to pull in air from the top to vent out the rear, or pull in air from the bottom to vent out the rear

Ball bearing fan; Inline LP4 power connectors; 12V @ 0.15A, 1.8W; 6.9 CGM @ 2,200 RPM; 32 dBA; MTBF: 37,739 hours; Black plastic housing; Reversible bracket

NOTE: Does not support PWM for fan speed control and will operate at full speed