System builders can keep their system cool with the black F140P 140mm Static Pressure PWM Case Fan from NZXT. This single 140mm fluid dynamic bearing fan provides you with enhanced power, driving performance with an adjustable PWM fan speed from 500 to 1,700 rpm for 93.2 CFM airflow while maintaining low 30 dBA noise level. You connect the F140P to your hub or motherboard with the 4-pin PWM fan connector, giving you vast adjustability options to meet your needs. The 4.45mm H₂O static pressure ensures fluidity, keeping air quality balanced. The F140P offers a long-lasting lifespan with up to 60,000-hours of operation.

Fluid Dynamic Bearings    140mm Fan Size    500 - 1,700 rpm Fan Speed    93.2 CFM Airflow    4-Pin PWM Connector    30 dBA Noise Level    4.45mm H₂O Static Pressure    60,000 Hour Lifespan

Minimal blade-to-frame gap ratio and chamfered frame maximizes performance with a concentrated pattern that drives airflow

Fluid dynamic bearings ensure long-lasting life and smooth operation

PWM control allows you to adjust speed based on your system's needs while remining quiet

Related Questions and Answers

Q: 1. how do you clean the brushes? They have to get dirty after awhile, don't they?

A: I would used either canned air, a small air compressor, or a vacuum.

Q: 2. Is the 4k crop factor the same as the D500 i.e. 2.25 ?

A: Yes. It is not a full-sensor 4K readout.1.5x DX crop x 1.5x 4K crop = 2.25x total crop factor when shooting 4K video.10mm = 22.5, 14mm = 31.5, 16mm = 36, 18mm = 40.5, 20mm = 45, 24mm = 54, 28mm = 63, 35mm = 78.7550mm = 112.5, 70mm = 157.5, 85mm = 191.25105mm = 236.25, 135mm = 303.75, 180mm = 405200mm = 450, 300mm = 675, 400mm = 900500mm = 1125, 600mm = 1350, 800mm = 1800

Q: 3. Could this be used for cleaning dust off of photo prints (up to 4x6")?

A: This product would be too small to clean a 4 x 6" print. A better option is the Ilford Antistaticum Anti-Static Cloth - 13 x 13", B&H # ILASC. https://bhpho.to/2U6DcAz

Q: 4. Does it have a grounding cord like it's big brother?

A: I don't see any reference to a grounding cord on the Kinetronics instructions. They do recommend vacumming &/or washing the brushes from time to time depending on how much the brush is used. Mine seems to be working very well at removing dust particles from the film I'm scanning.

Q: 5. Does it except MF AI lenses?

A: Yes it accepts manual focus Nikon AI lenses.

Q: 6. How is AF compare to mirrorless cameras such as a6600 and X-3?

A: The AF is good on the D7500 but the A6600 has faster focusing and tracking.

Q: 7. Is it soft brush? I'm worry about the scratches because of brushes.

A: Yes, it is a soft brush, but I no longer use mine because I have the impression it did cause scratches when film already had dust on it.

Q: 8. I bought a D7500 and it said it came with a EN-EL15a battery, but my came with an EN-EL15b. Why the different battery?

A: This is an updated version and is fully compatible.

Q: 9. Is this safe for matt screens?

A: Yes, you can use this on a matte screen but I wouldn't spray directly on the screen. Apply to the microfiber cloth then wipe the screen. And as always, check with the manufacturer of the screen to be absolutely sure.

Q: 10. Can it clean spools of 8mm and 16mm movie film?

A: Yes, this can clean 8mm and 16mm film. You should get a pair of movie reel rewinds. (Sorry, B&H no longer sells them.) You would then get every reel of film done in a jiffy.