Hardware Spec Index

Teralux FN-3901 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN3901-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index709 (Case Fans scale)
Category rank#45,029
Street price$19
Power3 W
Performance per dollar37.32
Released2019

Specifications

BrandTeralux
ModelTeralux FN-3901 Ultra
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-9321 Plus 140mm PWM Case Fan698$19Compare
Zephyra FN-3417 Core 120mm PWM Case Fan (3-Pack)498$19Compare
Caldera FN-5612 Plus 140mm PWM ARGB Case Fan1,209$49Compare
Brontix FN-8653 Plus 140mm PWM Case Fan752$19Compare
Corvane FN-7986 SE 120mm PWM ARGB Case Fan1,184$39Compare
Zephyra FN-6893 XT 140mm PWM Case Fan432$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-3901 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/18366347 (accessed 2026-10-19).