Hardware Spec Index

Brontix FN-4865 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4865-PRIME · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index751 (Case Fans scale)
Category rank#40,513
Street price$19
Power4 W
Performance per dollar39.53
Released2025

Specifications

BrandBrontix
ModelBrontix FN-4865 Prime
Size120 × 120 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4865 Prime 120mm PWM Case Fan”, https://vextor7.com/item/3334313 (accessed 2026-10-22).