Hardware Spec Index

Zephyra FN-4451 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4451-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index213 (Case Fans scale)
Category rank#16,434
Street price$9
Power4 W
Performance per dollar23.67
Released2024

Specifications

BrandZephyra
ModelZephyra FN-4451 Ultra
Size120 × 120 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise27 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/61673239 (accessed 2026-10-20).