Hardware Spec Index

Brontix FN-4705 Edge 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4705-EDGE · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index1,085 (Case Fans scale)
Category rank#9,205
Street price$39
Power3 W
Performance per dollar27.82
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4705 Edge
Size140 × 140 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-5164 Ti 140mm PWM ARGB Case Fan1,247$39Compare
Zephyra FN-2029 Core 120mm PWM ARGB Case Fan1,133$39Compare
Corvane FN-4540 Plus 140mm PWM Case Fan (3-Pack)312$9Compare
Teralux FN-5688 Max 120mm PWM Case Fan300$9Compare
Caldera FN-6267 Edge 140mm PWM Case Fan579$19Compare
Corvane FN-2414 Ultra 120mm PWM Case Fan586$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4705 Edge 140mm PWM ARGB Case Fan”, https://vextor7.com/item/539713 (accessed 2026-10-20).