Hardware Spec Index

Brontix FN-4045 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4045-ULTRA · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index279 (Case Fans scale)
Category rank#45,106
Street price$9
Power3 W
Performance per dollar31.00
Released2022

Specifications

BrandBrontix
ModelBrontix FN-4045 Ultra
Size120 × 120 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4045 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/45804498 (accessed 2026-10-24).