Hardware Spec Index

Brontix FN-5921 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5921-PRO · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index576 (Case Fans scale)
Category rank#10,006
Street price$19
Power3 W
Performance per dollar30.32
Released2024

Specifications

BrandBrontix
ModelBrontix FN-5921 Pro
Size120 × 120 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise30 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
Caldera FN-1197 SE 120mm PWM Case Fan643$19Compare
Teralux FN-9548 Ultra 120mm PWM ARGB Case Fan (3-Pack)1,273$39Compare
Corvane FN-5341 Ultra 120mm PWM ARGB Case Fan (3-Pack)1,047$29Compare
Caldera FN-7973 Edge 120mm PWM Case Fan511$19Compare
Corvane FN-4287 XT 140mm PWM ARGB Case Fan913$29Compare
Brontix FN-2627 Prime 140mm PWM ARGB Case Fan (3-Pack)1,123$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-5921 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/5205530 (accessed 2026-10-23).