Hardware Spec Index

Brontix FN-5591 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5591-PRIME · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index753 (Case Fans scale)
Category rank#23,579
Street price$19
Power4 W
Performance per dollar39.63
Released2022

Specifications

BrandBrontix
ModelBrontix FN-5591 Prime
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5591 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4676937 (accessed 2026-10-25).