Hardware Spec Index

Zephyra FN-4476 Ultra 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4476-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index985 (Case Fans scale)
Category rank#23,608
Street price$29
Power3 W
Performance per dollar33.97
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4476 Ultra
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4476 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/54895182 (accessed 2026-10-23).