Hardware Spec Index

Zephyra FN-3647 Plus 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3647-PLUS · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index497 (Case Fans scale)
Category rank#2,648
Street price$19
Power3 W
Performance per dollar26.16
Released2022

Specifications

BrandZephyra
ModelZephyra FN-3647 Plus
Size120 × 120 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3647 Plus 120mm PWM Case Fan”, https://vextor7.com/item/628406 (accessed 2026-10-19).