Hardware Spec Index

Teralux FN-7991 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN7991-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index709 (Case Fans scale)
Category rank#35,146
Street price$19
Power3 W
Performance per dollar37.32
Released2019

Specifications

BrandTeralux
ModelTeralux FN-7991 Ultra
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-7991 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/17825516 (accessed 2026-10-22).