Hardware Spec Index

Brontix FN-4148 Ultra 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4148-ULTRA · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index873 (Case Fans scale)
Category rank#49,639
Street price$29
Power3 W
Performance per dollar30.10
Released2022

Specifications

BrandBrontix
ModelBrontix FN-4148 Ultra
Size140 × 140 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-1232 Core 140mm PWM ARGB Case Fan1,136$39Compare
Brontix FN-8432 Ultra 120mm PWM Case Fan (3-Pack)365$9Compare
Caldera FN-5422 SE 120mm PWM Case Fan (3-Pack)696$19Compare
Teralux FN-6912 Max 140mm PWM ARGB Case Fan1,008$39Compare
Teralux FN-9666 Ti 140mm PWM ARGB Case Fan (3-Pack)1,265$39Compare
Caldera FN-3372 Plus 140mm PWM ARGB Case Fan892$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4148 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/82329108 (accessed 2026-10-26).