Hardware Spec Index

Zephyra FN-4045 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4045-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index733 (Case Fans scale)
Category rank#23,183
Street price$19
Power3 W
Performance per dollar38.58
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4045 Ultra
Size120 × 120 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4045 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/53310392 (accessed 2026-10-21).