Hardware Spec Index

Teralux FN-5991 Ultra 120mm PWM Case Fan

Case Fans · Teralux · SKU FN5991-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index248 (Case Fans scale)
Category rank#18,920
Street price$9
Power4 W
Performance per dollar27.56
Released2023

Specifications

BrandTeralux
ModelTeralux FN-5991 Ultra
Size120 × 120 × 25 mm
Speed200–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-5991 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/15026599 (accessed 2026-10-21).