Hardware Spec Index

Teralux FN-4981 Ultra 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4981-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index258 (Case Fans scale)
Category rank#32,373
Street price$9
Power4 W
Performance per dollar28.67
Released2025

Specifications

BrandTeralux
ModelTeralux FN-4981 Ultra
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4981 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/11630261 (accessed 2026-10-19).