Hardware Spec Index

Teralux FN-7847 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN7847-ULTRA · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index454 (Case Fans scale)
Category rank#40,221
Street price$19
Power3 W
Performance per dollar23.89
Released2025

Specifications

BrandTeralux
ModelTeralux FN-7847 Ultra
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-7847 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/21247491 (accessed 2026-10-24).