Hardware Spec Index

Teralux FN-4985 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN4985-ULTRA · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index507 (Case Fans scale)
Category rank#25,986
Street price$19
Power3 W
Performance per dollar26.68
Released2026

Specifications

BrandTeralux
ModelTeralux FN-4985 Ultra
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4985 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/56586618 (accessed 2026-10-25).