Hardware Spec Index

Zephyra FN-4906 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4906-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index704 (Case Fans scale)
Category rank#18,453
Street price$19
Power3 W
Performance per dollar37.05
Released2023

Specifications

BrandZephyra
ModelZephyra FN-4906 Ultra
Size120 × 120 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4906 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5528313 (accessed 2026-10-21).