Hardware Spec Index

Brontix FN-4701 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4701-PRIME · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index481 (Case Fans scale)
Category rank#5,617
Street price$19
Power4 W
Performance per dollar25.32
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4701 Prime
Size120 × 120 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4701 Prime 120mm PWM Case Fan”, https://vextor7.com/item/20065786 (accessed 2026-10-24).