Hardware Spec Index

Brontix FN-4946 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4946-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index279 (Case Fans scale)
Category rank#2,569
Street price$9
Power3 W
Performance per dollar31.00
Released2026

Specifications

BrandBrontix
ModelBrontix FN-4946 Ultra
Size120 × 120 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4946 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/2417639 (accessed 2026-10-19).