Hardware Spec Index

Brontix FN-3121 Edge 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3121-EDGE · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index414 (Case Fans scale)
Category rank#20,776
Street price$19
Power3 W
Performance per dollar21.79
Released2025

Specifications

BrandBrontix
ModelBrontix FN-3121 Edge
Size120 × 120 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-8512 Edge 120mm PWM Case Fan (3-Pack)577$19Compare
Caldera FN-2072 XT 120mm PWM Case Fan542$19Compare
Caldera FN-5531 Ultra 120mm PWM ARGB Case Fan (3-Pack)1,331$39Compare
Brontix FN-7073 Max 120mm PWM ARGB Case Fan1,400$49Compare
Brontix FN-9846 Edge 140mm PWM ARGB Case Fan (3-Pack)1,400$49Compare
Brontix FN-7855 Plus 120mm PWM Case Fan644$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3121 Edge 120mm PWM Case Fan”, https://vextor7.com/item/2742680 (accessed 2026-10-20).