Hardware Spec Index

Brontix FN-4742 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4742-PRIME · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index709 (Case Fans scale)
Category rank#32,742
Street price$29
Power2 W
Performance per dollar24.45
Released2023

Specifications

BrandBrontix
ModelBrontix FN-4742 Prime
Size120 × 120 × 25 mm
Speed300–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-6090 SE 140mm PWM Case Fan677$19Compare
Teralux FN-3943 Core 120mm PWM ARGB Case Fan919$29Compare
Teralux FN-8714 Edge 120mm PWM Case Fan712$19Compare
Zephyra FN-1139 Edge 140mm PWM ARGB Case Fan1,108$39Compare
Teralux FN-3805 Ti 120mm PWM Case Fan792$29Compare
Caldera FN-3610 Ultra 140mm PWM Case Fan (3-Pack)602$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4742 Prime 120mm PWM Case Fan”, https://vextor7.com/item/3398197 (accessed 2026-10-25).