Hardware Spec Index

Brontix FN-9645 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9645-SE · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index244 (Case Fans scale)
Category rank#3,043
Street price$9
Power3 W
Performance per dollar27.11
Released2022

Specifications

BrandBrontix
ModelBrontix FN-9645 SE
Size120 × 120 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 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
Caldera FN-2018 Prime 140mm PWM ARGB Case Fan1,400$49Compare
Zephyra FN-4984 Ti 120mm PWM Case Fan686$19Compare
Corvane FN-4378 Pro 140mm PWM ARGB Case Fan905$29Compare
Caldera FN-5878 XT 120mm PWM Case Fan (3-Pack)587$19Compare
Brontix FN-6725 Max 140mm PWM Case Fan (3-Pack)228$9Compare
Brontix FN-3914 XT 120mm PWM ARGB Case Fan932$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-9645 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/72325053 (accessed 2026-10-24).