Hardware Spec Index

Brontix FN-4277 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4277-PRO · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index251 (Case Fans scale)
Category rank#335
Street price$9
Power2 W
Performance per dollar27.89
Released2022

Specifications

BrandBrontix
ModelBrontix FN-4277 Pro
Size120 × 120 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4277 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/74893718 (accessed 2026-10-22).