Hardware Spec Index

Brontix FN-4428 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4428-PRIME · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index630 (Case Fans scale)
Category rank#15,192
Street price$19
Power4 W
Performance per dollar33.16
Released2026

Specifications

BrandBrontix
ModelBrontix FN-4428 Prime
Size140 × 140 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-3941 Prime 120mm PWM ARGB Case Fan1,106$39Compare
Brontix FN-4737 Plus 120mm PWM ARGB Case Fan (3-Pack)1,063$39Compare
Corvane FN-1186 Core 120mm PWM ARGB Case Fan1,381$49Compare
Brontix FN-3617 Max 120mm PWM ARGB Case Fan1,136$39Compare
Caldera FN-4223 Core 140mm PWM Case Fan263$9Compare
Brontix FN-2159 Plus 120mm PWM ARGB Case Fan1,269$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4428 Prime 140mm PWM Case Fan”, https://vextor7.com/item/14733267 (accessed 2026-10-25).