Hardware Spec Index

Brontix FN-2556 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN2556-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index271 (Case Fans scale)
Category rank#42,506
Street price$9
Power3 W
Performance per dollar30.11
Released2025

Specifications

BrandBrontix
ModelBrontix FN-2556 Ultra
Size120 × 120 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2556 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/16704136 (accessed 2026-10-23).