Hardware Spec Index

Brontix FN-6721 Prime 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN6721-PRIME · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index1,216 (Case Fans scale)
Category rank#23,373
Street price$39
Power4 W
Performance per dollar31.18
Released2026

Specifications

BrandBrontix
ModelBrontix FN-6721 Prime
Size120 × 120 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-9376 SE 140mm PWM Case Fan (3-Pack)575$19Compare
Corvane FN-2752 Ultra 120mm PWM Case Fan351$19Compare
Brontix FN-2890 Core 120mm PWM Case Fan309$9Compare
Brontix FN-2318 Prime 140mm PWM Case Fan254$9Compare
Teralux FN-6918 XT 120mm PWM ARGB Case Fan (3-Pack)1,176$39Compare
Caldera FN-2766 Prime 120mm PWM Case Fan573$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-6721 Prime 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/97524006 (accessed 2026-10-24).