Hardware Spec Index

Zephyra FN-3681 XT 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3681-XT · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index317 (Case Fans scale)
Category rank#38,668
Street price$9
Power4 W
Performance per dollar35.22
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3681 XT
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3681 XT 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/58777296 (accessed 2026-10-20).