Hardware Spec Index

Zephyra FN-4050 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4050-ULTRA · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index271 (Case Fans scale)
Category rank#8,093
Street price$9
Power4 W
Performance per dollar30.11
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4050 Ultra
Size120 × 120 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4050 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/20093955 (accessed 2026-10-26).