Hardware Spec Index

Teralux FN-5821 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN5821-ULTRA · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index723 (Case Fans scale)
Category rank#41,858
Street price$19
Power3 W
Performance per dollar38.05
Released2020

Specifications

BrandTeralux
ModelTeralux FN-5821 Ultra
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-5821 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/9679451 (accessed 2026-10-22).