Hardware Spec Index

Brontix FN-5251 SE 140mm PWM Case Fan

Case Fans · Brontix · SKU FN5251-SE · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index255 (Case Fans scale)
Category rank#6,566
Street price$9
Power4 W
Performance per dollar28.33
Released2026

Specifications

BrandBrontix
ModelBrontix FN-5251 SE
Size140 × 140 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5251 SE 140mm PWM Case Fan”, https://vextor7.com/item/5653978 (accessed 2026-10-22).