Hardware Spec Index

Brontix FN-5726 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5726-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index315 (Case Fans scale)
Category rank#24,460
Street price$9
Power4 W
Performance per dollar35.00
Released2024

Specifications

BrandBrontix
ModelBrontix FN-5726 Ultra
Size140 × 140 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5726 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/54372619 (accessed 2026-10-20).