Hardware Spec Index

Zephyra FN-5778 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN5778-PRIME · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index337 (Case Fans scale)
Category rank#41,691
Street price$9
Power3 W
Performance per dollar37.44
Released2022

Specifications

BrandZephyra
ModelZephyra FN-5778 Prime
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5778 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/8399486 (accessed 2026-10-19).