Hardware Spec Index

Zephyra FN-6847 Ultra 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN6847-ULTRA · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index1,175 (Case Fans scale)
Category rank#30,416
Street price$39
Power4 W
Performance per dollar30.13
Released2020

Specifications

BrandZephyra
ModelZephyra FN-6847 Ultra
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6847 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6168065 (accessed 2026-10-21).