Hardware Spec Index

Brontix FN-5428 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5428-PRIME · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index614 (Case Fans scale)
Category rank#172
Street price$19
Power3 W
Performance per dollar32.32
Released2023

Specifications

BrandBrontix
ModelBrontix FN-5428 Prime
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5428 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2376430 (accessed 2026-10-25).