Hardware Spec Index

Zephyra FN-3949 Ultra 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3949-ULTRA · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index1,231 (Case Fans scale)
Category rank#22,422
Street price$39
Power3 W
Performance per dollar31.56
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3949 Ultra
Size140 × 140 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3949 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/2539995 (accessed 2026-10-21).