Hardware Spec Index

Zephyra FN-6402 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN6402-ULTRA · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index748 (Case Fans scale)
Category rank#35,039
Street price$19
Power4 W
Performance per dollar39.37
Released2020

Specifications

BrandZephyra
ModelZephyra FN-6402 Ultra
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6402 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/6895563 (accessed 2026-10-22).