Hardware Spec Index

Brontix FN-3645 Pro 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3645-PRO · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index986 (Case Fans scale)
Category rank#38,144
Street price$29
Power3 W
Performance per dollar34.00
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3645 Pro
Size120 × 120 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
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
Teralux FN-9942 Edge 140mm PWM Case Fan725$29Compare
Corvane FN-9455 Core 120mm PWM Case Fan555$19Compare
Zephyra FN-5287 SE 120mm PWM Case Fan409$19Compare
Zephyra FN-6303 Pro 120mm PWM Case Fan337$9Compare
Brontix FN-9297 Prime 120mm PWM ARGB Case Fan1,318$39Compare
Corvane FN-3896 Core 120mm PWM ARGB Case Fan (3-Pack)1,121$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3645 Pro 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/1295745 (accessed 2026-10-20).