Hardware Spec Index

Brontix FN-2391 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN2391-PRIME · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index825 (Case Fans scale)
Category rank#20,282
Street price$19
Power4 W
Performance per dollar43.42
Released2020

Specifications

BrandBrontix
ModelBrontix FN-2391 Prime
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-9293 Core 120mm PWM ARGB Case Fan826$19Compare
Zephyra FN-8189 XT 120mm PWM Case Fan384$9Compare
Corvane FN-3560 Pro 120mm PWM Case Fan648$19Compare
Corvane FN-2746 Max 120mm PWM ARGB Case Fan (3-Pack)1,367$49Compare
Zephyra FN-2517 Edge 120mm PWM ARGB Case Fan1,400$49Compare
Zephyra FN-2133 Plus 120mm PWM ARGB Case Fan1,221$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-2391 Prime 140mm PWM Case Fan”, https://vextor7.com/item/7467338 (accessed 2026-10-25).