Hardware Spec Index

Zephyra FN-5478 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN5478-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index318 (Case Fans scale)
Category rank#4,330
Street price$9
Power4 W
Performance per dollar35.33
Released2023

Specifications

BrandZephyra
ModelZephyra FN-5478 Ultra
Size140 × 140 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5478 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/19214958 (accessed 2026-10-26).