Hardware Spec Index

Zephyra FN-3658 Plus 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3658-PLUS · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index378 (Case Fans scale)
Category rank#2,929
Street price$9
Power3 W
Performance per dollar42.00
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3658 Plus
Size140 × 140 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3658 Plus 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/12012017 (accessed 2026-10-21).