Hardware Spec Index

Brontix FN-4047 Plus 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4047-PLUS · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index467 (Case Fans scale)
Category rank#8,209
Street price$19
Power4 W
Performance per dollar24.58
Released2026

Specifications

BrandBrontix
ModelBrontix FN-4047 Plus
Size120 × 120 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-9270 Pro 140mm PWM ARGB Case Fan930$29Compare
Teralux FN-2690 Ultra 120mm PWM Case Fan720$19Compare
Caldera FN-2996 Edge 120mm PWM ARGB Case Fan1,222$49Compare
Brontix FN-5573 SE 140mm PWM ARGB Case Fan1,352$49Compare
Zephyra FN-3899 Edge 120mm PWM ARGB Case Fan945$29Compare
Zephyra FN-5489 Ti 120mm PWM Case Fan (3-Pack)237$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4047 Plus 120mm PWM Case Fan”, https://vextor7.com/item/10949049 (accessed 2026-10-19).