Hardware Spec Index

Brontix FN-8731 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN8731-PRIME · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index608 (Case Fans scale)
Category rank#17,707
Street price$19
Power3 W
Performance per dollar32.00
Released2020

Specifications

BrandBrontix
ModelBrontix FN-8731 Prime
Size120 × 120 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-6174 XT 120mm PWM ARGB Case Fan1,400$49Compare
Teralux FN-9893 Prime 120mm PWM Case Fan430$19Compare
Corvane FN-6335 Ultra 120mm PWM Case Fan (3-Pack)389$9Compare
Teralux FN-6247 Edge 120mm PWM Case Fan375$9Compare
Caldera FN-1911 Ultra 120mm PWM Case Fan (3-Pack)547$19Compare
Teralux FN-3165 Edge 120mm PWM ARGB Case Fan1,244$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-8731 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/50352771 (accessed 2026-10-25).