Hardware Spec Index

Zephyra FN-3698 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3698-ULTRA · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index572 (Case Fans scale)
Category rank#41,812
Street price$19
Power2 W
Performance per dollar30.11
Released2023

Specifications

BrandZephyra
ModelZephyra FN-3698 Ultra
Size140 × 140 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3698 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/8805151 (accessed 2026-10-22).