Hardware Spec Index

Zephyra FN-4770 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4770-ULTRA · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index1,151 (Case Fans scale)
Category rank#37,733
Street price$39
Power3 W
Performance per dollar29.51
Released2019

Specifications

BrandZephyra
ModelZephyra FN-4770 Ultra
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise30 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-4770 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/76976746 (accessed 2026-10-26).