Hardware Spec Index

Teralux FN-4938 Ultra 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4938-ULTRA · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index587 (Case Fans scale)
Category rank#17,373
Street price$19
Power4 W
Performance per dollar30.89
Released2020

Specifications

BrandTeralux
ModelTeralux FN-4938 Ultra
Size120 × 120 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4938 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/46069968 (accessed 2026-10-25).