Hardware Spec Index

Brontix FN-5771 Core 140mm PWM Case Fan

Case Fans · Brontix · SKU FN5771-CORE · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index399 (Case Fans scale)
Category rank#18,546
Street price$19
Power4 W
Performance per dollar21.00
Released2023

Specifications

BrandBrontix
ModelBrontix FN-5771 Core
Size140 × 140 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-7198 Ultra 140mm PWM Case Fan707$19Compare
Caldera FN-5214 Ti 120mm PWM ARGB Case Fan1,370$49Compare
Brontix FN-6483 Prime 120mm PWM ARGB Case Fan (3-Pack)1,258$49Compare
Teralux FN-8170 Ultra 120mm PWM Case Fan436$19Compare
Zephyra FN-6687 Ultra 120mm PWM ARGB Case Fan1,223$39Compare
Zephyra FN-5686 Pro 140mm PWM Case Fan (3-Pack)642$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-5771 Core 140mm PWM Case Fan”, https://vextor7.com/item/52940796 (accessed 2026-10-22).