Hardware Spec Index

Brontix FN-4421 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4421-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#31,840
Street price$49
Power3 W
Performance per dollar28.57
Released2026

Specifications

BrandBrontix
ModelBrontix FN-4421 Ultra
Size120 × 120 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise24 dBA
BearingMagnetic levitation
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-5952 Pro 140mm PWM ARGB Case Fan1,278$49Compare
Caldera FN-8048 Ultra 140mm PWM ARGB Case Fan1,279$39Compare
Brontix FN-7347 Pro 140mm PWM Case Fan (3-Pack)449$19Compare
Brontix FN-6213 XT 120mm PWM Case Fan733$19Compare
Corvane FN-3240 Plus 120mm PWM Case Fan (3-Pack)644$19Compare
Zephyra FN-7555 SE 120mm PWM Case Fan246$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4421 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/8096413 (accessed 2026-10-19).