Hardware Spec Index

Zephyra FN-4451 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4451-ULTRA · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index441 (Case Fans scale)
Category rank#43,242
Street price$19
Power3 W
Performance per dollar23.21
Released2019

Specifications

BrandZephyra
ModelZephyra FN-4451 Ultra
Size120 × 120 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4451 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5223965 (accessed 2026-10-21).