Hardware Spec Index

Teralux FN-3939 Ultra 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3939-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index979 (Case Fans scale)
Category rank#38,919
Street price$29
Power3 W
Performance per dollar33.76
Released2022

Specifications

BrandTeralux
ModelTeralux FN-3939 Ultra
Size120 × 120 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise26 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
Caldera FN-4328 XT 140mm PWM ARGB Case Fan (3-Pack)788$29Compare
Brontix FN-8402 Ti 120mm PWM ARGB Case Fan1,227$39Compare
Brontix FN-5375 Max 120mm PWM ARGB Case Fan (3-Pack)889$29Compare
Corvane FN-4397 Prime 120mm PWM ARGB Case Fan874$29Compare
Brontix FN-1107 Core 120mm PWM Case Fan391$9Compare
Brontix FN-4322 Prime 140mm PWM Case Fan708$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-3939 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/4454492 (accessed 2026-10-19).