Hardware Spec Index

Brontix FN-4045 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4045-ULTRA · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index616 (Case Fans scale)
Category rank#29,850
Street price$19
Power3 W
Performance per dollar32.42
Released2024

Specifications

BrandBrontix
ModelBrontix FN-4045 Ultra
Size120 × 120 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-8970 SE 120mm PWM Case Fan (3-Pack)803$19Compare
Teralux FN-1882 Max 120mm PWM Case Fan303$9Compare
Caldera FN-8859 Ultra 120mm PWM ARGB Case Fan872$19Compare
Zephyra FN-4188 XT 140mm PWM ARGB Case Fan873$29Compare
Corvane FN-2409 Prime 120mm PWM ARGB Case Fan1,208$39Compare
Teralux FN-9311 Prime 120mm PWM Case Fan411$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4045 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/9715739 (accessed 2026-10-21).