Hardware Spec Index

Brontix FN-5709 Plus 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5709-PLUS · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,294 (Case Fans scale)
Category rank#17,878
Street price$49
Power3 W
Performance per dollar26.41
Released2023

Specifications

BrandBrontix
ModelBrontix FN-5709 Plus
Size140 × 140 × 25 mm
Speed200–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-4474 SE 140mm PWM ARGB Case Fan (3-Pack)1,089$29Compare
Caldera FN-4376 Ti 140mm PWM Case Fan444$9Compare
Teralux FN-6991 Plus 140mm PWM Case Fan (3-Pack)706$19Compare
Teralux FN-6773 Core 140mm PWM Case Fan339$9Compare
Caldera FN-7546 XT 140mm PWM Case Fan590$19Compare
Brontix FN-9219 SE 140mm PWM ARGB Case Fan1,310$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-5709 Plus 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4353545 (accessed 2026-10-19).