Hardware Spec Index

Brontix FN-5291 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5291-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index279 (Case Fans scale)
Category rank#48,237
Street price$9
Power4 W
Performance per dollar31.00
Released2026

Specifications

BrandBrontix
ModelBrontix FN-5291 Ultra
Size120 × 120 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5291 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/97279259 (accessed 2026-10-19).