Hardware Spec Index

Brontix FN-3994 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3994-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index1,161 (Case Fans scale)
Category rank#19,767
Street price$39
Power3 W
Performance per dollar29.77
Released2019

Specifications

BrandBrontix
ModelBrontix FN-3994 Ultra
Size120 × 120 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise34 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
Corvane FN-4038 Prime 120mm PWM ARGB Case Fan1,375$49Compare
Zephyra FN-4973 Ultra 120mm PWM ARGB Case Fan1,080$29Compare
Teralux FN-2646 XT 120mm PWM Case Fan539$19Compare
Caldera FN-3260 Edge 140mm PWM Case Fan461$19Compare
Corvane FN-7802 Ultra 120mm PWM ARGB Case Fan (3-Pack)1,203$49Compare
Brontix FN-6524 Plus 120mm PWM ARGB Case Fan826$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3994 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/17707362 (accessed 2026-10-19).