Hardware Spec Index

Zephyra FN-4477 Ultra 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4477-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index1,360 (Case Fans scale)
Category rank#731
Street price$49
Power4 W
Performance per dollar27.76
Released2019

Specifications

BrandZephyra
ModelZephyra FN-4477 Ultra
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4477 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/5946476 (accessed 2026-10-22).