Hardware Spec Index

Zephyra FN-3663 XT 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3663-XT · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index712 (Case Fans scale)
Category rank#3,546
Street price$19
Power4 W
Performance per dollar37.47
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3663 XT
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3663 XT 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/22017453 (accessed 2026-10-22).