Hardware Spec Index

Brontix FN-4687 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4687-PRIME · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index449 (Case Fans scale)
Category rank#38,069
Street price$9
Power3 W
Performance per dollar49.89
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4687 Prime
Size140 × 140 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4687 Prime 140mm PWM Case Fan”, https://vextor7.com/item/104291 (accessed 2026-10-24).