Hardware Spec Index

Teralux FN-4591 Ultra 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4591-ULTRA · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index745 (Case Fans scale)
Category rank#21,294
Street price$19
Power3 W
Performance per dollar39.21
Released2021

Specifications

BrandTeralux
ModelTeralux FN-4591 Ultra
Size120 × 120 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4591 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5193899 (accessed 2026-10-19).