Hardware Spec Index

Zephyra FN-3640 XT 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3640-XT · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index223 (Case Fans scale)
Category rank#24,232
Street price$9
Power4 W
Performance per dollar24.78
Released2022

Specifications

BrandZephyra
ModelZephyra FN-3640 XT
Size120 × 120 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3640 XT 120mm PWM Case Fan”, https://vextor7.com/item/94895161 (accessed 2026-10-22).