Hardware Spec Index

Zephyra FN-4778 Prime 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4778-PRIME · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index1,323 (Case Fans scale)
Category rank#13,843
Street price$49
Power3 W
Performance per dollar27.00
Released2024

Specifications

BrandZephyra
ModelZephyra FN-4778 Prime
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4778 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/867641 (accessed 2026-10-19).