Hardware Spec Index

Brontix FN-5685 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN5685-PRO · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index205 (Case Fans scale)
Category rank#4,205
Street price$9
Power3 W
Performance per dollar22.78
Released2026

Specifications

BrandBrontix
ModelBrontix FN-5685 Pro
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-1817 Ultra 140mm PWM ARGB Case Fan946$29Compare
Teralux FN-4765 Ti 120mm PWM Case Fan686$19Compare
Caldera FN-1791 Max 120mm PWM Case Fan (3-Pack)613$19Compare
Caldera FN-6494 Max 140mm PWM ARGB Case Fan869$29Compare
Corvane FN-2808 Edge 140mm PWM ARGB Case Fan1,156$49Compare
Caldera FN-1323 Ultra 140mm PWM Case Fan445$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-5685 Pro 140mm PWM Case Fan”, https://vextor7.com/item/9851496 (accessed 2026-10-22).