Hardware Spec Index

Zephyra FN-4928 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4928-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index507 (Case Fans scale)
Category rank#8,443
Street price$19
Power2 W
Performance per dollar26.68
Released2022

Specifications

BrandZephyra
ModelZephyra FN-4928 Ultra
Size120 × 120 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4928 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5610105 (accessed 2026-10-21).