Hardware Spec Index

Zephyra FN-3650 Pro 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3650-PRO · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index355 (Case Fans scale)
Category rank#35,306
Street price$9
Power3 W
Performance per dollar39.44
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3650 Pro
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3650 Pro 140mm PWM Case Fan”, https://vextor7.com/item/31669634 (accessed 2026-10-24).