Hardware Spec Index

Brontix FN-7421 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN7421-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index358 (Case Fans scale)
Category rank#31,446
Street price$9
Power3 W
Performance per dollar39.78
Released2024

Specifications

BrandBrontix
ModelBrontix FN-7421 Ultra
Size120 × 120 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7421 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/11202809 (accessed 2026-10-19).