Hardware Spec Index

Brontix FN-4146 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4146-ULTRA · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index352 (Case Fans scale)
Category rank#7,465
Street price$9
Power3 W
Performance per dollar39.11
Released2026

Specifications

BrandBrontix
ModelBrontix FN-4146 Ultra
Size120 × 120 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-3788 XT 140mm PWM Case Fan (3-Pack)425$9Compare
Caldera FN-4635 Edge 120mm PWM ARGB Case Fan932$29Compare
Zephyra FN-1979 Ultra 140mm PWM Case Fan805$19Compare
Corvane FN-4062 SE 140mm PWM ARGB Case Fan (3-Pack)1,157$39Compare
Brontix FN-5039 Ultra 140mm PWM Case Fan475$19Compare
Brontix FN-2885 Ti 120mm PWM Case Fan338$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4146 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/81313194 (accessed 2026-10-26).