Hardware Spec Index

Zephyra FN-3662 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3662-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index454 (Case Fans scale)
Category rank#35,984
Street price$19
Power4 W
Performance per dollar23.89
Released2022

Specifications

BrandZephyra
ModelZephyra FN-3662 Ultra
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3662 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/82944190 (accessed 2026-10-21).