Hardware Spec Index

Teralux FN-9977 Prime 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN9977-PRIME · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index1,186 (Case Fans scale)
Category rank#20,564
Street price$39
Power3 W
Performance per dollar30.41
Released2021

Specifications

BrandTeralux
ModelTeralux FN-9977 Prime
Size120 × 120 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-9977 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/410751 (accessed 2026-10-19).