Hardware Spec Index

Teralux FN-5891 Ultra 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN5891-ULTRA · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index1,128 (Case Fans scale)
Category rank#6,895
Street price$39
Power3 W
Performance per dollar28.92
Released2023

Specifications

BrandTeralux
ModelTeralux FN-5891 Ultra
Size120 × 120 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-5891 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/3160004 (accessed 2026-10-25).