Hardware Spec Index

Zephyra FN-1666 Pro 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN1666-PRO · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index533 (Case Fans scale)
Category rank#46,156
Street price$19
Power3 W
Performance per dollar28.05
Released2023

Specifications

BrandZephyra
ModelZephyra FN-1666 Pro
Size120 × 120 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-1666 Pro 120mm PWM Case Fan”, https://vextor7.com/item/7728786 (accessed 2026-10-21).