Hardware Spec Index

Zephyra FN-3681 Core 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3681-CORE · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index1,314 (Case Fans scale)
Category rank#46,658
Street price$49
Power3 W
Performance per dollar26.82
Released2019

Specifications

BrandZephyra
ModelZephyra FN-3681 Core
Size120 × 120 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3681 Core 120mm PWM ARGB Case Fan”, https://vextor7.com/item/54898314 (accessed 2026-10-23).