Hardware Spec Index

Teralux FN-4857 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN4857-PRO · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index625 (Case Fans scale)
Category rank#9,380
Street price$19
Power4 W
Performance per dollar32.89
Released2026

Specifications

BrandTeralux
ModelTeralux FN-4857 Pro
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4857 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/317941 (accessed 2026-10-25).