Hardware Spec Index

Zephyra FN-4147 Prime 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4147-PRIME · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index761 (Case Fans scale)
Category rank#20,268
Street price$19
Power4 W
Performance per dollar40.05
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4147 Prime
Size120 × 120 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4147 Prime 120mm PWM Case Fan”, https://vextor7.com/item/9178369 (accessed 2026-10-21).