Hardware Spec Index

Brontix FN-3721 Max 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3721-MAX · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index435 (Case Fans scale)
Category rank#11,368
Street price$19
Power3 W
Performance per dollar22.89
Released2025

Specifications

BrandBrontix
ModelBrontix FN-3721 Max
Size140 × 140 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3721 Max 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/17525423 (accessed 2026-10-19).