Hardware Spec Index

Brontix FN-3745 Prime 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3745-PRIME · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index852 (Case Fans scale)
Category rank#14,802
Street price$29
Power4 W
Performance per dollar29.38
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3745 Prime
Size120 × 120 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-6655 Edge 120mm PWM Case Fan (3-Pack)251$9Compare
Teralux FN-8863 Ti 120mm PWM Case Fan264$9Compare
Teralux FN-4122 Ti 120mm PWM ARGB Case Fan1,400$49Compare
Zephyra FN-8261 Edge 120mm PWM Case Fan307$9Compare
Caldera FN-1808 Ti 120mm PWM Case Fan (3-Pack)439$19Compare
Brontix FN-7291 Core 140mm PWM ARGB Case Fan (3-Pack)1,116$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3745 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/92946337 (accessed 2026-10-21).