Hardware Spec Index

Teralux FN-3791 Pro 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3791-PRO · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index932 (Case Fans scale)
Category rank#1,799
Street price$29
Power3 W
Performance per dollar32.14
Released2022

Specifications

BrandTeralux
ModelTeralux FN-3791 Pro
Size140 × 140 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-9269 XT 120mm PWM ARGB Case Fan1,143$39Compare
Caldera FN-2635 SE 120mm PWM Case Fan342$9Compare
Teralux FN-3140 SE 120mm PWM ARGB Case Fan (3-Pack)1,293$49Compare
Corvane FN-5971 Prime 120mm PWM ARGB Case Fan1,024$39Compare
Caldera FN-9348 Pro 120mm PWM ARGB Case Fan1,331$49Compare
Corvane FN-9378 Plus 140mm PWM Case Fan (3-Pack)218$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-3791 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/41000652 (accessed 2026-10-19).