Hardware Spec Index

Zephyra FN-4057 Prime 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4057-PRIME · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index587 (Case Fans scale)
Category rank#2,342
Street price$19
Power4 W
Performance per dollar30.89
Released2023

Specifications

BrandZephyra
ModelZephyra FN-4057 Prime
Size120 × 120 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4057 Prime 120mm PWM Case Fan”, https://vextor7.com/item/17818985 (accessed 2026-10-19).