Hardware Spec Index

Brontix FN-3861 SE 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3861-SE · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index332 (Case Fans scale)
Category rank#20,382
Street price$9
Power3 W
Performance per dollar36.89
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3861 SE
Size120 × 120 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-8971 Ultra 120mm PWM Case Fan665$19Compare
Zephyra FN-7169 Ultra 120mm PWM Case Fan525$19Compare
Corvane FN-1060 Plus 120mm PWM ARGB Case Fan (3-Pack)1,052$29Compare
Zephyra FN-8946 Ultra 140mm PWM Case Fan478$19Compare
Brontix FN-1125 Core 140mm PWM ARGB Case Fan1,400$49Compare
Zephyra FN-4451 Ti 120mm PWM ARGB Case Fan (3-Pack)1,043$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3861 SE 120mm PWM Case Fan”, https://vextor7.com/item/7049804 (accessed 2026-10-25).