Hardware Spec Index

Zephyra FN-4778 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4778-ULTRA · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index615 (Case Fans scale)
Category rank#40,123
Street price$19
Power4 W
Performance per dollar32.37
Released2020

Specifications

BrandZephyra
ModelZephyra FN-4778 Ultra
Size120 × 120 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4778 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/43674384 (accessed 2026-10-22).