Hardware Spec Index

Brontix FN-2503 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN2503-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index434 (Case Fans scale)
Category rank#44,126
Street price$9
Power3 W
Performance per dollar48.22
Released2022

Specifications

BrandBrontix
ModelBrontix FN-2503 Ultra
Size120 × 120 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2503 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/1473676 (accessed 2026-10-21).