Hardware Spec Index

Brontix FN-3973 Edge 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3973-EDGE · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index551 (Case Fans scale)
Category rank#33,228
Street price$19
Power3 W
Performance per dollar29.00
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3973 Edge
Size120 × 120 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3973 Edge 120mm PWM Case Fan”, https://vextor7.com/item/4466528 (accessed 2026-10-22).