Hardware Spec Index

Brontix FN-7821 Ultra 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN7821-ULTRA · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index1,287 (Case Fans scale)
Category rank#42,895
Street price$39
Power4 W
Performance per dollar33.00
Released2019

Specifications

BrandBrontix
ModelBrontix FN-7821 Ultra
Size120 × 120 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7821 Ultra 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/3484645 (accessed 2026-10-20).