Hardware Spec Index

Brontix FN-4776 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4776-PRO · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index357 (Case Fans scale)
Category rank#48,560
Street price$9
Power3 W
Performance per dollar39.67
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4776 Pro
Size120 × 120 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4776 Pro 120mm PWM Case Fan”, https://vextor7.com/item/2327477 (accessed 2026-10-26).