Hardware Spec Index

Zephyra FN-3685 XT 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3685-XT · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index207 (Case Fans scale)
Category rank#34,088
Street price$9
Power3 W
Performance per dollar23.00
Released2021

Specifications

BrandZephyra
ModelZephyra FN-3685 XT
Size120 × 120 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3685 XT 120mm PWM Case Fan”, https://vextor7.com/item/21364846 (accessed 2026-10-21).