Hardware Spec Index

Brontix FN-4205 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4205-PRIME · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index320 (Case Fans scale)
Category rank#1,658
Street price$9
Power3 W
Performance per dollar35.56
Released2026

Specifications

BrandBrontix
ModelBrontix FN-4205 Prime
Size120 × 120 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4205 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/92371541 (accessed 2026-10-19).